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MARAGING 300 STAINLESS STEEL - AMS 6514

MARAGING 300 STAINLESS STEEL

Maraging 300 (also known as Vascomax® 300) is an 18% nickel, cobalt strengthened steel. It is a very high strength material reaching a UTS of 1930 MPA after heat treatment. It is produced by Vacuum Induction Melting (VIM) followed by Vacuum Arc Remelting (VAR).

Specific Gravity

8.0 g/cm3

Typical Applications

Related Specifications

Driveshafts

 

Gears

Fasteners

Landing and Takeoff gear

Missile and ejector systems

Torsion springs

AMS 6514

 

ASTM A538

Mil-S-46850D

UNS K93120

W.Nr 1.6358

Chemical Composition (Wt %)

  C Si Mn P S Al Co Ni Mo Ti Cr Cu Fe
Min 0.05 8.5 18.00 4.6 0.5 Bal
Max 0.03 0.10 0.10 0.010 0.010 0.15 9.5 19.00 5.20 0.8 0.5 0.5

Typical Mechanical Properties after heat treatment

0.2% Proof Stress Tensile Strength Elongation Hardness
MPA MPA % HRC
Min Min Min Min
1862 1930 5 52

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