MARAGING 300 Special Metal Alloy Product

Name: MARAGING 300 Special Metal Alloy Product
Brand: Hiperoy

Standards

SEL 1.6358 1.6354

EU X2NiCoMo18-9-5 1.2709

UNS K93160 K93120

BS -

Diğer Vascomax 300EZ2NKD18

Maraging 300 is an ultra-high-strength maraging steel. It can be hardened through heat treatment and can achieve a high tensile strength of 1930 MPa after heat treatment. It is produced using VIM + VAR melting methods. It exhibits high resistance against crack propagation. It is used in high-stress components in the aviation and rocket industry. It provides long-term °service up to approximately 450°C.

Chemical Composition & Mechanical and Physical Properties

C% 0.030 max

Mn% 0.10 max

Si% 0.10 max

S% 0.010 max

P% 0.010 max

Ni% 18.00-19.000

CO% 8.50-9.50

AI% 0.05-0.15

Mo% 4.60-5.20

Ti% 0.50-0.80

Cr% 0.50 max

Cu% 0.50 max

0.2 % Yield Strength Rp ksi 1862

Tensile Strength Rm ksi 1930

Elongation 4D % 5 min

Hardness Min 52 HRC

Elastik Modül GPa 190

*900 °After F aging heat treatment

Application areas

Maraging 350 steel is utilized in missile systems, aviation, high-performance shafts, transmissions, die casting molds, extrusion molds, and landing gears.

Specifications

AMS 6512, ASTM A 538 , MIL-S-46850D
BS S162, DTD 5212
MSRR 6551
MAT 102
MIA 101
MIL-S-47319 A