250 Maraging Steel Maraged 900°F
Verifiedmetal250 Maraging Steel is an iron-nickel-cobalt alloy (18% Ni, 8-9% Co, 3-5% Mo) aged at 900°F to achieve ultrahigh strength (typically 250 ksi yield) with excellent toughness and fatigue resistance; widely used in aerospace applications including landing gear, fasteners, and structural components requiring high strength-to-weight ratio and damage tolerance.
aerospacestructural
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Ultimate Bearing Strength(Fbru)4 entries | 327 | ksi | 22°C · Sheet · Maraged at 900°F · AMS 6520 · t=≤0.187 in · e/D=1.5 | ||
| ↳ | 352 | ksi | 22°C · Plate · Maraged at 900°F · AMS 6520 · t=0.187-0.250 in · e/D=1.5 | ||
| ↳ | 444 | ksi | 22°C · Sheet · Maraged at 900°F · AMS 6520 · t=≤0.187 in · e/D=2 | ||
| ↳ | 448 | ksi | 22°C · Plate · Maraged at 900°F · AMS 6520 · t=0.187-0.250 in · e/D=2 | ||
Bearing Yield Strength(Fbry)4 entries | 278 | ksi | 22°C · Sheet · Maraged at 900°F · AMS 6520 · t=≤0.187 in · e/D=1.5 | ||
| ↳ | 324 | ksi | 22°C · Plate · Maraged at 900°F · AMS 6520 · t=0.187-0.250 in · e/D=1.5 | ||
| ↳ | 353 | ksi | 22°C · Sheet · Maraged at 900°F · AMS 6520 · t=≤0.187 in · e/D=2 | ||
| ↳ | 354 | ksi | 22°C · Plate · Maraged at 900°F · AMS 6520 · t=0.187-0.250 in · e/D=2 | ||
Compressive Modulus(Ec) | 28,200 | ksi | 22°C · Sheet | ||
Compressive Tangent Modulus vs Stress(Etn(σ)) | Curve (12 pts) | ksi | 21°C · L | ||
Compressive Yield Strength(Fcy)4 entries | 221 | ksi | 22°C · Sheet · Maraged at 900°F · AMS 6520 · L · t=≤0.187 in | ||
| ↳ | 260 | ksi | 22°C · Bar · Maraged at 900°F · AMS 6512 · L · t=<4.000 in | ||
| ↳ | 255 | ksi | 22°C · Plate · Maraged at 900°F · AMS 6520 · t=0.187-0.250 in | ||
| ↳ | 225 | ksi | 22°C · Sheet · Maraged at 900°F · AMS 6520 · LT · t=≤0.187 in | ||
Elongation at Break(εf)4 entries | 6.000 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · L · t=<4.000 in | ||
| ↳ | 5.000 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · L · t=4.000-10.000 in | ||
| ↳ | 4.000 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · LT · t=<4.000 in | ||
| ↳ | 3.000 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · LT · t=4.000-10.000 in | ||
Poisson's Ratio(ν) | 0.3100 | - | 22°C | ||
Reduction of Area(RA)4 entries | 45.00 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · L · t=<4.000 in | ||
| ↳ | 30.00 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · L · t=4.000-10.000 in | ||
| ↳ | 35.00 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · LT · t=<4.000 in | ||
| ↳ | 20.00 | - | 22°C · Bar · Maraged at 900°F · AMS 6512 · LT · t=4.000-10.000 in | ||
Ultimate Shear Strength(Fsu)3 entries | 148 | ksi | 22°C · Sheet · Maraged at 900°F · AMS 6520 · t=≤0.187 in | ||
| ↳ | 155 | ksi | 22°C · Plate · Maraged at 900°F · AMS 6520 · t=0.187-0.250 in | ||
| ↳ | 148 | ksi | 22°C · Bar · Maraged at 900°F · AMS 6512 · t=<4.000 in | ||
Stress–Strain Curve (buckling region, ≤ 2% strain)(σ–ε (low-strain)) | Curve (7 pts) | ksi | -73°C · L | ||
Ultimate Tensile Strength(σUTS) | 245 – 255 | ksi | 9 entriesClick to expand | ||
Yield Strength (0.2% offset)(σy) | 238 – 250 | ksi | 9 entriesClick to expand | ||
Young's Modulus(E) | 26,500 | ksi | 22°C · Sheet | ||
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Rows with are inherited from the base material
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Thermal Conductivity vs Temperature(k(T)) | Curve (9 pts) | BTU/(hr·ft·°F) | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2860 | lb/in³ | 22°C |
Rows with are inherited from the base material
Verified Unverified Low confidence (<80%) Link to source
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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.