10,375 materials
11Cr-10Ni is an austenitic stainless steel designed for applications requiring a balance of corrosion resistance and moderate strength, with a chromium-to-nickel ratio that positions it between commodity austenitic grades (like 304) and more nickel-rich variants. This grade is commonly encountered in chemical processing equipment, heat exchangers, and general industrial piping where chloride environments or mildly corrosive service conditions demand austenitic stability without the cost premium of higher-nickel or molybdenum-bearing alloys. Engineers select this composition when workability, weldability, and room-temperature ductility are priorities over maximum corrosion resistance or high-temperature strength, making it suitable for fabricated assemblies that will undergo significant cold-working or welding.
An austenitic stainless steel with 11% chromium and 10% nickel, strengthened by molybdenum and aluminum additions to provide enhanced hardness and corrosion resistance in the 300-series family. This variant is engineered for demanding applications requiring both structural integrity and resistance to oxidation, serving primarily in aerospace, chemical processing, and high-performance industrial equipment where standard austenitic grades prove insufficient.
11Cr-10Ni austenitic stainless steel is a chromium-nickel stainless variant engineered for enhanced strength and corrosion resistance through controlled carbon and molybdenum content. It is used in demanding applications requiring both high strength and resistance to oxidizing environments, such as chemical processing equipment, pressure vessels, and high-temperature structural components. Engineers select this alloy when standard 304/316 austenitic stainless grades cannot meet strength requirements without sacrificing toughness and weldability, or when moderate temperature exposure demands superior creep resistance.
An austenitic stainless steel with 11% chromium and ~10% nickel, strengthened by molybdenum and titanium additions, designed for elevated-temperature and corrosive-environment service. This variant balances corrosion resistance with higher strength through careful alloy tuning, making it suitable for demanding applications where standard 300-series stainless steels fall short. Commonly deployed in chemical processing, petroleum refining, and power generation where resistance to both pitting corrosion and thermal fatigue is critical.
An austenitic stainless steel with 11% chromium and 10% nickel, strengthened by molybdenum and aluminum additions, designed to provide enhanced strength and corrosion resistance in demanding environments. This variant balances the toughness and workability typical of austenitic stainless steels with improved mechanical performance, making it suitable for applications requiring both corrosion resistance and elevated strength without sacrificing ductility. Engineers select this alloy over standard 300-series stainless steels when moderately higher strength is needed in corrosive chemical, marine, or moderately elevated-temperature service without resorting to duplex or super-austenitic grades.
An austenitic stainless steel with 11% chromium and 10% nickel, strengthened by molybdenum and titanium additions, designed to deliver high strength while maintaining corrosion resistance and workability in demanding environments. This variant sits between standard 300-series austenites and premium duplex/super-austenitic grades, making it suitable for applications requiring better strength-to-corrosion-resistance balance without the brittleness of ferritic or martensitic alternatives. The aluminum and vanadium microalloying suggests optimization for fatigue and wear resistance, positioning it as an engineered solution for critical structural or dynamic loading scenarios where passive surface protection and toughness are both essential.
11Cr-10Ni austenitic stainless steel (variant 15) is a chromium-nickel ferritic-austenitic stainless alloy with moderate molybdenum and titanium additions, designed to balance corrosion resistance with mechanical strength at elevated temperatures. This material is used in chemical processing equipment, heat exchangers, and pressure vessels where moderate corrosion resistance and thermal stability are required without the cost premium of higher-nickel superalloys. The composition—particularly the 10.7% chromium and 10% nickel with molybdenum for pitting resistance and titanium for carbide precipitation control—positions it as a cost-effective alternative to fully austenitic 300-series stainless steels in moderately demanding industrial environments.
An austenitic stainless steel with 11% chromium and ~10% nickel, stabilized with molybdenum and trace elements (aluminum, titanium, vanadium) for enhanced corrosion resistance and strength. This is a lean-austenite variant designed to balance cost and performance, offering moderate strength with good ductility and resistance to chloride stress-corrosion cracking compared to standard 300-series stainless steels. Used where higher strength and pitting resistance are needed without the full expense of super-austenitic or duplex grades, particularly in marine, chemical processing, and mildly aggressive industrial environments.
An austenitic stainless steel with 11% chromium and ~10% nickel, strengthened by significant aluminum and titanium additions (~0.4% each) and elevated carbon content (~0.14%). This composition positions it as a precipitation-hardening variant designed to deliver higher strength than conventional 300-series austenitic stainless steels while maintaining the corrosion resistance and toughness of the austenitic family. It is used in aerospace and high-temperature applications where elevated strength, thermal stability, and corrosion/oxidation resistance are simultaneously required—such as jet engine compressor components, exhaust systems, and chemical processing equipment operating under thermal cycling. The aluminum and titanium additions enable age-hardening response, making this alloy competitive with martensitic precipitation-hardeners but with superior ductility and corrosion performance in aggressive environments.
11Cr-10Ni austenitic stainless steel is a chromium-nickel ferritic-austenitic variant formulated with molybdenum and aluminum additions to enhance corrosion resistance and strength at elevated temperatures. This alloy family is used in chemical processing, oil and gas, and marine environments where simultaneous demands for corrosion resistance, mechanical strength, and thermal stability are critical. Compared to standard 300-series austenitic grades, the elevated chromium-to-nickel ratio and molybdenum content provide superior pitting and crevice corrosion resistance in chloride-rich or acidic conditions, making it a cost-effective alternative to higher-nickel superalloys in moderately demanding applications.
An austenitic stainless steel with 11% chromium and 10% nickel, stabilized with molybdenum and containing trace aluminum and titanium. This composition sits at the lean end of austenitic stainless grades, making it cost-conscious relative to standard 304/316 while retaining austenitic structure and corrosion resistance. Selected for applications where moderate corrosion protection is acceptable and cost control is important, particularly in mildly corrosive or non-aggressive environments where premium grades would be overspecified.
11Cr-10Ni is a chromium-nickel austenitic stainless steel variant formulated with molybdenum and aluminum additions to enhance corrosion resistance and strength. This material is used in moderately aggressive chemical and marine environments where standard austenitic grades would be inadequate, offering a balance between corrosion performance and workability compared to superaustenitic or duplex alternatives.
11Cr-10Ni austenitic stainless steel is a chromium-nickel ferritic-austenitic duplex variant engineered for enhanced strength and corrosion resistance through molybdenum and aluminum microalloying. This material is primarily used in demanding chemical processing, oil & gas, and marine environments where both mechanical performance and resistance to pitting and crevice corrosion are critical. Engineers select this variant over standard 300-series austenites when higher yield strength is needed without sacrificing toughness, particularly in pressure vessels, piping, and subsea components exposed to chloride-rich or sour service conditions.
An austenitic stainless steel with 11% chromium and ~10% nickel, strengthened by molybdenum and minor additions of aluminum and titanium for enhanced hardness and corrosion resistance. This variant represents a lean-chromium, lean-nickel composition positioned between conventional 300-series stainless steels and duplex grades, offering a balance of formability and strength without the cost of higher nickel loadings. Engineers select this alloy for moderately corrosive environments where standard austenitic grades may be overspecified or where cost control is critical, particularly in applications requiring decent strength combined with ductility and weldability.
An austenitic stainless steel with 11% chromium and 10% nickel, strengthened by molybdenum and aluminum additions, designed to deliver high strength while maintaining the corrosion resistance and formability characteristic of the austenitic family. This variant is employed in applications demanding a balance of mechanical robustness and resistance to oxidizing environments, particularly where moderate temperature service or moderately aggressive chemical exposure is encountered. Compared to standard 304/316 austenitic grades, the elevated chromium and molybdenum content extend pitting resistance, while the aluminum contributes to precipitation hardening, making this composition suitable for engineering components that cannot rely on solution annealing alone.
11Cr-10Ni austenitic stainless steel is a chromium-nickel ferritic-austenitic hybrid stainless variant, strengthened with molybdenum and aluminum additions, designed to balance corrosion resistance with elevated strength. This material targets applications requiring both resistance to localized corrosion (pitting and crevice attack) and improved mechanical strength compared to conventional 300-series austenitic stainless steels, making it suitable for aggressive industrial environments where standard grades would over-specify cost. The aluminum addition supports precipitation hardening, while the chromium and molybdenum content enhance resistance to chloride-bearing media, making it competitive with duplex stainless steels in demanding seawater and chemical processing contexts.
An austenitic stainless steel with 11% chromium and 10% nickel, strengthened by molybdenum and titanium additions, designed to achieve elevated yield strength while maintaining austenitic phase stability. This variant appears optimized for high-strength applications requiring corrosion resistance, with the titanium and aluminum additions suggesting precipitation-hardening capability or improved creep performance at elevated temperatures. Typical applications include heat-resistant fasteners, valve components, and structural parts in chemical processing or power generation where both strength and corrosion resistance are critical.
11Cr-2Ni duplex stainless steel is a two-phase ferrite-austenite stainless steel combining moderate chromium content with controlled nickel and molybdenum additions, designed to balance corrosion resistance with mechanical strength. It finds application in moderately corrosive environments including chemical processing, seawater cooling systems, and desalination plants where standard austenitic stainless steels may suffer stress-corrosion cracking but full super-duplex grades are unnecessary. Engineers select this duplex grade when cost and ease of fabrication matter alongside the need for higher strength than 300-series austenitic steels and acceptable pitting resistance in chloride-bearing media.
This is a martensitic stainless steel alloyed with cobalt and tungsten, formulated to achieve high hardness and strength at elevated temperatures while maintaining corrosion resistance typical of chromium stainless alloys. The material is used primarily in aerospace and power generation applications where components must withstand extreme thermal and mechanical loads, such as turbine blades, valve seats, and high-temperature fasteners. Its cobalt-tungsten addition strengthens the steel matrix for demanding high-temperature service, making it an alternative to nickel-based superalloys when ferrous metallurgy and lower material costs are preferred.
11Cr-7Ni-3.3Mo is a martensitic stainless steel alloyed with cobalt and molybdenum, designed to achieve high strength while maintaining corrosion resistance. This material is used in demanding aerospace and defense applications—particularly jet engine components, landing gear, and fasteners—where the combination of strength, fatigue resistance, and corrosion protection in harsh environments justifies its cost and processing complexity. Engineers select this alloy over conventional martensitic stainless steels when applications require superior strength-to-weight ratios and resistance to both mechanical loading and corrosive service conditions, such as saltwater or high-temperature oxidizing environments.
11Cr-7Ni-3.3Mo is a martensitic stainless steel with cobalt addition, formulated to deliver high strength and hardness while maintaining corrosion resistance in moderately aggressive environments. The composition—dominated by iron with controlled chromium, nickel, and molybdenum levels plus ~10% cobalt—positions this as a precipitation-hardenable or age-hardened variant designed for applications demanding both wear resistance and structural integrity. This steel is typically selected for critical components in aerospace, medical devices, and industrial tooling where fatigue performance and corrosion resistance must be balanced against cost and machinability constraints.
11Cr-9Ni is an austenitic stainless steel with modest chromium and nickel content, stabilized by molybdenum and trace alloying elements (aluminum, titanium, vanadium). This composition places it at the lower end of the austenitic stainless family, suitable for moderate corrosion resistance and good formability rather than extreme high-temperature or corrosive environments. It appears in applications requiring a balance of workability, corrosion resistance, and moderate strength—such as general chemical equipment, fasteners, and structural components in mildly corrosive settings—where cost-effective stainless performance is preferred over premium 300-series grades like 316.
An austenitic stainless steel containing approximately 11% chromium and 9% nickel, with molybdenum and titanium additions for enhanced corrosion resistance and strength. This variant sits in the lean-alloy range of austenitic stainless steels, designed to balance corrosion performance with cost efficiency compared to heavier nickel-bearing grades like 316L or 317. It is used in moderately corrosive environments where standard 304-grade austenitic steels would be insufficient but full duplex or super-austenitic alloys are economically or technically unnecessary—typical applications include chemical processing equipment, seawater-resistant fasteners and fittings, and heat exchanger tubes in mildly aggressive media.
11Ni-10Co-1.3Ti maraging steel is an iron-nickel-cobalt precipitation-hardened alloy designed to achieve ultra-high strength through controlled aging rather than carbon content, making it exceptionally clean and ductile compared to conventional high-strength steels. This material is widely used in aerospace, defense, and space applications—including rocket motor cases, landing gear, and structural components—where engineers require the combination of very high strength, excellent fracture toughness, and low distortion during heat treatment. The cobalt and titanium additions enable precipitation hardening to very high strength levels while maintaining weldability and machinability that would be impossible in carbon-hardened alloys of equivalent strength.
11Ni-13Co maraging steel is an iron-based ultra-high-strength alloy strengthened through precipitation hardening of intermetallic phases rather than carbon content, enabling exceptional strength with retained toughness and weldability. It is widely deployed in aerospace structures (landing gear, fasteners, structural forgings), tooling for high-performance applications (injection mold cores, extrusion dies), and precision automotive components where weight savings and fatigue resistance are critical. Engineers select this alloy when conventional quenched-and-tempered steels prove insufficient, as maraging steels deliver outstanding strength-to-weight ratios, superior fracture toughness, minimal distortion during heat treatment, and the ability to be welded without loss of mechanical properties—advantages especially valuable in weight-constrained and high-reliability environments.
11Ni-13Co Maraging Steel (var. 2) is an iron-nickel-cobalt maraging steel, a precipitation-hardened ultra-high-strength alloy designed to achieve exceptional strength through aging heat treatment rather than carbon content. This composition variant is used in demanding aerospace, defense, and tooling applications where extreme strength combined with reasonable toughness is critical—particularly in rocket motor cases, landing gear, and high-performance dies where weight savings and fatigue resistance justify the material cost.
11Ni-13Co maraging steel (variant 3) is a precipitation-hardened iron-nickel-cobalt alloy engineered for extremely high strength in a relatively low-carbon system, achieving its properties through age-hardening of intermetallic phases rather than traditional carbon-based hardening. This material is used in aerospace, defense, and high-performance sporting equipment where weight savings and damage tolerance are critical—particularly in rocket motor casings, aircraft landing gear, pressure vessels, and precision tooling. Engineers select maraging steels over conventional high-strength steels when combining ultrahigh strength with superior toughness and weldability is essential, avoiding the brittleness and distortion issues that plague traditional quenched-and-tempered alloys.
11Ni-13Co maraging steel (variant 4) is an ultra-high-strength iron-nickel-cobalt alloy strengthened primarily through precipitation hardening rather than carbon content, making it exceptionally tough and damage-tolerant compared to conventional high-carbon steels. It is widely used in aerospace, defense, and precision tooling applications where extreme strength combined with adequate fracture toughness is critical—particularly in rocket motor cases, landing gear, ejection seats, and high-performance die-casting dies. Engineers select this material when conventional alloys cannot meet simultaneous demands for very high strength and impact resistance, or when tight dimensional tolerances and excellent machinability in the solution-treated condition are essential before final aging.
11Ni-13Co Maraging Steel (var. 5) is a ultra-high-strength nickel-cobalt maraging steel, a precipitation-hardened iron-based superalloy engineered to achieve exceptional strength through controlled aging rather than carbon hardening. This variant is used in mission-critical aerospace and defense applications where extreme strength-to-weight ratios and dimensional stability are non-negotiable, such as rocket motor cases, aircraft landing gear, and precision tooling. Engineers select maraging steels over conventional high-carbon steels when toughness and low distortion during heat treatment are equally important as raw strength, making them ideal for large, complex components that cannot tolerate significant warping during manufacture.
11Ni-13Co Maraging Steel (var. 6) is a precipitation-hardening iron-nickel-cobalt alloy designed to achieve very high strength levels through controlled aging rather than carbon hardening, resulting in a martensitic structure with exceptional toughness and minimal distortion during heat treatment. This variant is employed in aerospace and defense applications where extreme strength-to-weight ratios, dimensional stability, and damage tolerance are critical—such as landing gear, rocket motor casings, and precision tooling—and is preferred over conventional high-carbon steels when engineers need high hardness without sacrificing fracture toughness or machinability in the solution-annealed condition.
11Ni-13Co Maraging Steel (var. 7) is a high-strength iron-nickel-cobalt maraging alloy designed to achieve exceptional strength through precipitation hardening rather than carbon content, resulting in a relatively low-carbon, tough martensitic matrix. This variant is used in aerospace, defense, and precision tooling applications where ultra-high strength combined with fracture toughness and dimensional stability are critical—particularly in rocket motor cases, landing gear, and high-performance fasteners where conventional high-carbon steels would be too brittle. Engineers select maraging steels over standard quenched-and-tempered alloys when they need superior strength-to-toughness ratios, excellent weldability, minimal distortion during heat treatment, and reliable performance in demanding structural applications.
11Ni-13Co Maraging Steel (var. 8) is a precipitation-hardening iron-nickel-cobalt alloy engineered to achieve very high strength through age-hardening after solution treatment and quenching, without significant brittleness. This variant is used in aerospace and defense applications where extreme strength-to-weight ratios and dimensional stability are critical, such as rocket motor cases, landing gear, and precision tooling; it offers superior performance compared to conventional high-strength steels by combining very high strength levels with reasonable toughness and fatigue resistance. The material's low carbon content and nickel-cobalt-molybdenum matrix enable the controlled precipitation hardening mechanism, making it particularly valuable where welding or machining of high-strength components is required without embrittlement concerns.
11Ni-13Co maraging steel (variant 9) is a precipitation-hardened iron-nickel alloy engineered for ultra-high strength without sacrifice of toughness or machinability; the high nickel and cobalt content enables age-hardening via intermetallic precipitate formation after solution treatment. This material is primarily used in aerospace and defense applications where weight savings and superior strength-to-weight ratio are critical, including missile bodies, rocket motor casings, landing gear components, and aircraft structural elements. Maraging steels offer a distinct advantage over conventional high-strength steels by combining exceptional strength with good ductility and dimensional stability during heat treatment, making them preferred for precision-critical applications where post-machining distortion must be minimized.
This is a precipitation-hardened maraging steel (18% Ni-class equivalent) strengthened by cobalt, molybdenum, and titanium additions, designed to achieve high strength with useful toughness and damage tolerance. It is used primarily in aerospace and defense applications where components must withstand extreme loads while maintaining reliability—such as landing gear, rocket motor casings, and structural fasteners—and is chosen over conventional steels or titanium alloys when a combination of high yield strength, fatigue resistance, and repairability (via welding) is critical.
11Ni-6Co-3.0Mo-0.9Ti is a nickel-cobalt maraging steel, a precipitation-hardened iron-based superalloy designed to achieve ultra-high strength through aging heat treatment rather than carbon hardening. This composition sits in the 1100–1200 MPa strength class and is engineered for applications demanding exceptional strength-to-weight ratio, fracture toughness, and dimensional stability in critical aerospace and defense components. It combines the benefit of martensitic steel processing with cobalt and molybdenum precipitation hardening to deliver high performance at modest weight penalties compared to titanium alloys or bulk superalloys.
This is a nickel-cobalt maraging steel, a precipitation-hardened iron-based superalloy engineered for extreme strength combined with fracture toughness. The alloy achieves its properties through age-hardening of intermetallic phases (primarily Ni₃Mo and related compounds) rather than carbon content, enabling superior toughness and weldability compared to conventional high-strength steels. Maraging steels of this grade are selected for aerospace structures, high-performance tooling, and defense applications where weight savings, fatigue resistance, and reliable performance under cyclic loading are critical—particularly where welded or machined components must maintain integrity at elevated temperatures or under impact conditions.
11Ni-6Co-3.0Mo-1.1Ti is a high-strength maraging steel that achieves its exceptional strength through precipitation hardening of intermetallic phases (primarily Ni₃Mo and Ni₃Ti) rather than carbon, enabling a very low-carbon martensitic matrix that maintains toughness and weldability. Widely used in aerospace, defense, and precision engineering where weight savings and damage tolerance are critical—applications include missile casings, landing gear components, high-performance structural forgings, and tooling for high-temperature service. Engineers select maraging steels over conventional high-strength steels because they combine ultra-high strength with superior fracture toughness, excellent machinability in the annealed condition, minimal distortion during hardening, and minimal hydrogen embrittlement risk compared to conventional hardened alloys.
11Ni-6Co-3.0Mo-1.5Ti maraging steel is an iron-nickel superalloy that achieves ultra-high strength through precipitation hardening of intermetallic phases rather than carbon content, making it exceptionally strong while maintaining good fracture toughness and machinability in the annealed condition. This grade is employed in aerospace and defense applications where weight savings and reliability at high stress are critical, including rocket motor cases, landing gear, and structural components that demand the strength-to-weight ratio and toughness balance that conventional hardened steels cannot match. Engineers select maraging steel over competing high-strength materials when component geometry or manufacturing constraints favor steel's weldability and damage tolerance, though the material commands premium cost and requires careful thermal processing to realize its full potential.
This is a nickel-cobalt maraging steel, a precipitation-hardened iron-nickel alloy engineered for extremely high strength while retaining reasonable toughness and ductility. The composition—dominated by nickel and cobalt with molybdenum and titanium as hardening elements—is typical of 18% Ni maraging steels (in this case, 11% Ni), which achieve strength through intermetallic precipitation rather than carbon, enabling excellent weldability and machinability compared to conventional high-strength steels. Industries including aerospace, precision tooling, pressure vessels, and sporting equipment exploit this alloy where weight savings, damage tolerance, and repeatability justify the material cost; it is particularly favored in applications requiring both ultra-high strength and the ability to undergo controlled thermal treatment without brittleness or distortion.
11Ni-9Co-0.8Ti maraging steel is an ultra-high-strength iron-nickel alloy strengthened by precipitation hardening rather than carbon content, making it exceptionally tough and damage-tolerant at very high strength levels. It is used primarily in aerospace and defense applications where weight savings and reliable performance under extreme stress are critical—including rocket motor cases, landing gear, and structural components in high-performance aircraft. Engineers select maraging steel over conventional high-carbon steels when fracture toughness and dimensional stability during heat treatment are essential, and over titanium alloys when cost and machinability are competitive constraints.
This is a high-carbon, nickel-rich low-alloy steel with significant cobalt content (3.69%), designed to achieve very high strength through precipitation hardening and martensitic transformation. The composition—dominated by iron with 7.86% nickel, 1.25% carbon, and cobalt as a strengthening addition—represents a specialty alloy used in applications demanding extreme hardness and wear resistance combined with some toughness. Such alloys are employed in demanding tool and die applications, aerospace components requiring high strength-to-weight ratios, and specialized bearing or fastener systems where conventional steels fall short; the cobalt and nickel additions improve both high-temperature strength retention and fatigue performance compared to plain carbon steels.
12Cr-10Ni is a precipitation-hardened austenitic stainless steel strengthened by intermetallic phases (notably aluminum and cobalt compounds), designed to deliver high strength while retaining the corrosion resistance of the austenitic family. It is used in demanding aerospace, power generation, and oil & gas applications where elevated-temperature strength and resistance to corrosion or oxidation are required simultaneously—environments where conventional 300-series austenitic stainless steels would be too soft, but martensitic or ferritic stainless steels lack adequate toughness or corrosion performance. The addition of refractory elements (titanium, molybdenum) and precipitation hardeners (cobalt, aluminum) makes this alloy a bridge between commodity austenitic grades and superalloy territory, offering a practical middle ground for intermediate-temperature service.
A chromium-nickel austenitic stainless steel with modest molybdenum and aluminum additions, designed to balance corrosion resistance with mechanical strength. This variant sits in the lower-chromium range (12.1% Cr) typical of 300-series stainless steels, making it suitable for applications requiring good ductility and weldability alongside moderate corrosive environment tolerance. The composition suggests use in moderately aggressive environments where cost efficiency matters—such as chemical processing equipment, heat exchangers, or structural components in coastal or mildly acidic service where full duplex or super-austenitic grades aren't economically justified.
12Cr-8Ni-2.9Mo is a precipitation-hardened martensitic stainless steel strengthened by aluminum and cobalt additions, placing it in the superalloy-stainless steel family (similar to custom 450/17-4PH variants). It is designed for high-strength, corrosion-resistant applications requiring superior strength-to-weight ratios at elevated temperatures, commonly found in aerospace fasteners, gas turbine engine components, and demanding industrial equipment where both corrosion resistance and mechanical performance are critical. The aluminum and cobalt content enables precipitation hardening, making it notably stronger than conventional martensitic stainless steels while maintaining corrosion resistance; it competes with premium grades like A286 and custom PH stainless variants in aerospace and energy sectors.
A precipitation-hardened martensitic stainless steel with ~12% chromium, ~8% nickel, and ~3% molybdenum, strengthened by significant aluminum and cobalt additions (~2.5% and ~8% respectively). This composition positions it as a high-strength variant designed for aerospace and power generation applications where corrosion resistance must be paired with exceptional strength-to-weight performance. The alloy occupies a niche between standard 300-series austenitic stainless steels and specialty superalloys, offering a balance of machinability, weldability, and elevated-temperature capability that makes it suitable for critical components where both mechanical properties and environmental durability are non-negotiable.
This is a precipitation-hardened martensitic stainless steel with significant aluminum and cobalt additions, designed for high-strength applications requiring corrosion resistance and hardness. The composition—dominated by iron with 12% chromium, 8% nickel, and nearly 2.5% aluminum—positions it in the family of age-hardenable stainless steels, where the Al and Co promote strengthening through intermetallic precipitation. It is used in aerospace, defense, and high-performance industrial applications where a combination of corrosion resistance, elevated-temperature stability, and exceptional strength-to-weight ratio is critical, offering advantages over traditional austenitic stainless steels or lower-strength martensitic grades in demanding structural and component applications.
12Cr-8Ni is a precipitation-hardening austenitic stainless steel designed to achieve high strength while maintaining the corrosion resistance and toughness characteristic of austenitic stainless alloys. The addition of aluminum, tungsten, and titanium enables strengthening through age-hardening treatments, making this alloy suitable for applications requiring both corrosion resistance and elevated mechanical performance in moderately aggressive environments. This material bridges the gap between standard austenitic stainless steels (like 304/316) and martensitic precipitation-hardening grades, offering a balance of formability, toughness, and strength for aerospace, chemical processing, and fastener applications.
12Cr-9Ni is a modified austenitic stainless steel that combines chromium and nickel additions with tungsten, aluminum, and vanadium to enhance strength and wear resistance beyond conventional 300-series stainless grades. This composition positions it for demanding applications requiring both corrosion resistance and elevated hardness—typical of specialized tooling, high-stress fasteners, or components operating in mildly corrosive environments where conventional austenitic grades would be insufficient. The alloy represents an engineered middle ground between standard austenitic stainless steels and martensitic hardened variants, making it relevant where engineers need austenite stability without sacrificing load-bearing capacity.
A precipitation-hardened austenitic stainless steel with chromium and nickel as primary alloying elements, supplemented by molybdenum for enhanced corrosion resistance and aluminum and titanium for age-hardening strengthening. This variant is engineered for applications demanding high strength combined with corrosion resistance, particularly in moderately elevated temperature environments where traditional 300-series austenitic stainless steels fall short. The composition sits between commodity austenitic grades and specialty superalloys, making it suitable for demanding aerospace, petrochemical, and industrial pump/valve components where a balance of formability, weldability, and strength-to-weight performance is critical.
12Cr-9Ni austenitic stainless steel is a chromium-nickel ferritic-austenitic variant engineered for enhanced strength and corrosion resistance through molybdenum and titanium additions. It bridges standard austenitic stainless grades (like 304/316) and duplex stainless steels, offering improved mechanical performance while maintaining workability. Select this material when you need better strength-to-weight performance than commodity austenitic grades in corrosive environments, particularly where chloride pitting resistance and thermal fatigue matter—such as chemical processing equipment, high-pressure piping, or heat exchanger tubing in aggressive media.
A chromium-nickel austenitic stainless steel strengthened by cobalt and molybdenum additions, designed to deliver superior mechanical strength while maintaining corrosion resistance and austenitic microstructural stability. This material combines the corrosion resistance of conventional 300-series stainless steels with precipitation hardening from cobalt and molybdenum, making it suitable for demanding applications requiring both strength and environmental resistance—notably in aerospace fasteners, high-temperature chemical processing equipment, and oil & gas subsea components where conventional stainless grades would be inadequate.
13Cr-1Ni duplex stainless steel is a lean duplex stainless steel combining a ferritic-austenitic microstructure with 13% chromium, moderate nickel, and molybdenum additions for corrosion resistance and strength. This alloy family is widely used in oil and gas production, desalination plants, and chemical processing where chloride environments would attack conventional austenitic stainless steels, offering superior pitting resistance and stress corrosion cracking performance at a lower cost than super-duplex grades. Engineers select duplex stainless steels when they need the strength advantages of ferrite with the toughness of austenite, plus resistance to seawater and industrial corrosion—making them ideal for pressure vessels, piping, and subsea components where both mechanical performance and environmental durability are critical.
This is a lean duplex stainless steel combining 13% chromium with modest nickel and molybdenum additions to achieve a two-phase ferritic-austenitic microstructure; the relatively low carbon and nickel content distinguishes it as a cost-conscious variant optimized for strength and corrosion resistance without the expense of standard duplex grades. Duplex stainless steels are widely deployed in oil & gas pipelines, desalination plants, chemical processing equipment, and marine structures where resistance to stress corrosion cracking and pitting is critical. Engineers select this lean variant when budget constraints are present or when applications require good strength-to-weight performance in moderately corrosive environments, though it trades some toughness and austenite stability compared to higher-nickel duplex formulations.
13Cr-2Ni is a lean duplex stainless steel combining ferritic and austenitic phases to balance strength, corrosion resistance, and cost compared to standard austenitic grades. It is widely used in oil and gas pipelines, chemical processing equipment, and marine applications where moderate corrosion resistance and superior strength-to-weight ratio are required without the cost premium of higher-alloy duplex or super-duplex stainless steels. Engineers select this material when operating pressures and temperatures exceed what standard austenitic stainless steels (like 304/316) can safely handle, yet full-strength duplex (like 2205) is economically unjustified.
A precipitation-hardened duplex stainless steel variant combining ~13% chromium with nickel, molybdenum, and notable additions of vanadium and cobalt to achieve a dual-phase ferrite-austenite microstructure with enhanced strength and hardness. This modified composition—particularly the elevated carbon, vanadium, and cobalt content—represents a research or proprietary variant optimized for demanding applications requiring both corrosion resistance and high strength, distinguishing it from conventional 13Cr duplex grades. Typical industrial use includes high-pressure oil & gas equipment, corrosive chemical environments, and applications where weight savings and fatigue performance are critical; the alloy family bridges the gap between commodity stainless steels and more expensive superalloys.
A modified 13% chromium, 2% nickel duplex stainless steel alloyed with tungsten and cobalt to achieve elevated hardness and strength, placing it in the family of martensitic/duplex hybrids designed for high-strength service. This variant appears optimized for demanding applications requiring both corrosion resistance and exceptional mechanical strength, serving as an alternative to conventional 13Cr martensitic or austenitic grades where standard duplex stainless steels provide insufficient hardness. The tungsten and cobalt additions suggest use in wear-resistant and fatigue-critical environments where standard lean-duplex or super-duplex alloys would be underspecified.
13Cr-2Ni duplex stainless steel (variant 4) is a lean duplex stainless steel combining a ferritic-austenitic microstructure with moderate chromium and nickel alloying, plus vanadium and molybdenum for strength and corrosion resistance. This alloy targets applications requiring a balance between cost efficiency and corrosion resistance in mildly aggressive environments, offering better mechanical properties than ferritic grades while using less nickel than standard 2205 duplex steels. It is typically selected for moderately corrosive service in pumps, valves, fasteners, and pressure vessels where both strength and material economy matter—particularly in oil & gas, water treatment, and chemical processing where chloride environments are present but not extreme.
13Cr-8Ni is a precipitation-hardened martensitic stainless steel that combines chromium for corrosion resistance with nickel, molybdenum, and aluminum to enable age-hardening strengthening. This material is engineered for high-strength applications requiring both corrosion resistance and elevated hardness, positioned between conventional martensitic stainless steels (like 17-4 PH) and austenitic grades; the aluminum content enables precipitation hardening without sacrificing toughness as severely as carbon-heavy martensitic grades. It is widely used in aerospace fasteners, landing gear components, pump shafts, and oil & gas valves where designers need corrosion resistance combined with strength in moderately thick sections, making it a preferred choice when standard martensitic stainless steels lack toughness or when full austenitic stainless steels offer unnecessary softness.
13Cr-8Ni is a precipitation-hardening austenitic stainless steel that combines chromium and nickel for corrosion resistance with aluminum and molybdenum additions to enable age-hardening strengthening. This alloy occupies a niche between standard 300-series austenitic stainless steels and martensitic precipitation-hardening grades, offering improved strength-to-weight ratios without sacrificing toughness. It is used in aerospace, defense, and high-performance industrial applications where both corrosion resistance and elevated strength are critical, particularly in components that must operate at moderate temperatures without the brittleness typical of fully martensitic designs.
A precipitation-hardened austenitic stainless steel combining 13% chromium and 8% nickel with aluminum and molybdenum additions to achieve high strength through age-hardening. This variant is engineered for applications requiring the corrosion resistance of austenitic stainless steels alongside significantly elevated strength levels, making it suitable for demanding aerospace and power generation environments where standard austenitic grades would be insufficient.