Description
Maraging 300
Material grades and equivalents: UNS K93120. UNS K93160/ W. Nr.WS 1.6354/WS 1.6358
Chemical Composition：
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：
0.2 % Yield Strength ksi |
Ultimate Tensile Strength ksi |
Elongation in 4D(%) |
Reduction of Area % |
Hardness Rc |
120 |
150 |
16 |
70 |
30 |
280 |
290 |
8 |
40 |
52 |
Characteristic as below：
-
Maraging 300 alloy is a very high strength iron base, nickel , molybdenum, cobalt alloy. It may be age hardened to a strength level of 300 ksi ultimate with a hardness on the order of Rockwell C 53.
Processing conditions and application:
-
Maraging 300 is used for tooling, transmission shafts, autosport components and light aircraft landing gear.
