420
|
Chemical composition |
|
C |
0.26-0.35% |
|
Mn |
1.00% max. |
|
p |
0.035% max. |
|
S |
0.030% max. |
|
Si |
1.00% max. |
|
Cr |
12.00-14.00% |
|
Ni |
------------ |
|
N |
------------ |
|
Mo |
------------ |
|
Physical properties |
|
Tensile strength |
280,000 psi |
|
Yield strength |
270,000 psi |
|
Elongation |
---------- |
|
Modulus of elasticity |
29,000,000 psi |
|
Density |
0.275 lbs/cubic inch |
Application areas:
AISI 420 stainless steel ball usually used in the industry require high precision and anti-rust
performance: motorcycle accessories, pulleys, stainless steel bearings, plastic bearings,
crafts, valves, oil.
Features:
Behalf of the martensitic steel, magnetic, good rust resistance, high hardness. HRC 50-55.