René 41

Verifiedmetal
UNS N07041

René 41 is a cobalt-based superalloy containing nickel, chromium, molybdenum, and aluminum alloying elements, designed for high-temperature structural applications in gas turbines and jet engines. The STA (solution-treated and aged) condition provides elevated-temperature strength retention and creep resistance up to approximately 1200°F (650°C), with excellent fatigue performance and oxidation resistance for demanding aerospace propulsion environments.

aerospacestructural

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Tempers & Conditions

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PropertyValueUnitConditionsSource
Compressive Modulus(Ec)
ksi22°C · Sheet
Elongation at Break(εf)
Curve (17 pts)
-L
Poisson's Ratio(ν)
-22°C
Shear Modulus(G)
ksi22°C · Sheet
Young's Modulus(E)
ksi22°C · Sheet
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
CTE vs Temperature(α(T))
Curve (17 pts)
µin/in·°F
Specific Heat vs Temperature(Cp(T))
Curve (17 pts)
BTU/(lb·°F)
Thermal Conductivity vs Temperature(k(T))
Curve (17 pts)
BTU/(hr·ft·°F)
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³22°C
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.