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Maraging Steel 250 / C250 (AMS 6512 / BS S162)
Technical Data Sheet
Alloy 250 (UNS K92890 / Maraging 250) is an age-hardenable iron-nickel steel. Alloy 250 combines ultra-high strength (1800MPa), good toughness, readily machinable in pre-aged condition, excellent transverse properties and resistance to crack propagation. C250 is used for missile and ejector systems, slat tracks and drive shafts.
| Chemical Composition Limits | |||||||||||||
| Weight% | Ni | Co | Mn | Si | C | Al | Mo | S | P | Ti | Fe | Cr | Cu |
| C250 | 17.0 / 19.0 | 7.0 / 8.5 | 0.10 max | 0.10 max | 0.03 max | 0.05 / 0.15 | 4.6 / 5.2 | 0.010 max | 0.010 max | 0.3 / 0.5 | Bal | 0.50 | 0.50 |
Typical Mechanical Properties
| Material | Condition | Ultimate Tensile (min) | Yield Strength (Min) | Elongation in 4D % (min) | Hardness | ||
| Mpa | Ksi | Mpa | Ksi | ||||
| Alloy Maraging C250 | After Maraging heat treatment 900°F | 1758 | 255 | 1724 | 250 | 6 | ≥ 48 HRC |
Availability
Maraging 250 is available in Bar, Billet, Forging stock and Powder. For all stock availability contact Sales.
NEW - Aircraft Materials now offers a comprehensive range of high-quality Maraging 250 metal powders, produced and tested to exacting standards for use in all processes including Additive Manufacturing (AM), Near-Net Shape Powder Metallurgy (NNS/PS) and Hot-Isostatic Pressing (HIP).
Specifications
UNS K92890
AMS 6512 Bar and Forging Stock
Werkstoff Nr. 1.6359
MIL-S-46850
BS S162
DTD 5212
MSRR 6551
MAT 102
MIA 101
Udimar 250
Vascomax C250
