Technical Data Sheet
Maraging 300 is an age hardenable (maraging) iron nickel stainless steel. Maraging 300 has exceptional strength, toughness and is resistant to crack propagation. Maraging 300 is used for tooling, transmission shafts, autosport components and light aircraft landing gear.
| Chemical Composition Limits | |||||||||||
| Weight% | C | Si | Mn | S | P | Co | Ni | Mo | Ti | Al | Fe |
| Maraging 300 | 0.03 max | 0.10 max | 0.10 max | 0.010 max | 0.010 max | 8.0-9.5 | 18.0-19.0 | 4.6-5.2 | 0.55-0.80 | 0.05-0.15 | Bal |
Typical Mechanical Properties
| Material | 0.2 % Yield Strength ksi | Ultimate Tensile Strength ksi | Elongation in 4D(%) | Reduction of Area % | Hardness Rc |
| Maraging 300, Solution Annealed 1500° F (816°C), 1hr, AC | 120 | 150 | 16 | 70 | 30 |
| Solution Annealed Plus Aged 900 ° F (482°C), 3 hrs AC | 280 | 290 | 8 | 40 | 52 |
Availability
Maraging 300 is available in Bar (Rounds), Forging Billet. For all stock availability contact Sales.
NEW – Aircraft Materials now offers a comprehensive range of high-quality Maraging 300 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). Find out more email us with your quality Maraging 300 metal powder requirements: [email protected]
Specifications
UNS K93120
ASTM A579
AMS 6514 – Bar
SAE AMS 6514 and AMS 6521 (UNS K93160) – Sheet, Strip, Plate
MIL S 46850, MIL S 13881
Werkstoff Nr. 1.6358 and 1.6354
ASTM A579 Powder
Also known as Type 300, Maraging 300, C300
Vdimor 300
Vascomax C300