M50 Tool Steel

Material Data Sheet isisz-logo
Material:

M50 Tool Steel

 
Component Elements Properties  

Carbon, C 0.77 – 0.85 %

Chromium, Cr 3.75 – 4.25 %

Cobalt, Co <= 0.25 %

Copper, Cu <= 0.10 %

Iron, Fe >= 87.42 %

Manganese, Mn <= 0.35 %

Molybdenum, Mo 4.0 – 4.5 %

Nickel, Ni <= 0.15 %

Phosphorous, P <= 0.015 %

Silicon, Si <= 0.75 %

Tungsten, W <= 0.25 %

Vanadium, V 0.90 – 1.1 %
 
Melting Point 1370 – 1400°C
Heat Treated YES
 
Density

8.03

 

g/cc

 

Linear expansion coefficient

 

10.06

μm/m/C

 

Hardness

 

62

Rockwell C

 

Elastic Modulus

 

203

Gpa

 

Poisson’s ratio

 

0.3

 
Electrical resistance

 

0.7

Ohm.mm2/m

 

 
Notes:  
Excellent resistance to softening up to about 425°C (800°F). Good oxidation resistance and high compressive strength characteristic of high-speed tool steels.
 
Typical Bearing Uses  
  • High Temperature
  • High Wear Resistant
  • Aircraft Engine Bearings
  • High Load
  • Semiconductor Assemblies