






302 Stainless Steel Balls
Applications: 302 stainless steel balls are widely used in auto parts, aviation, aerospace, hardware tools, chemical industry. As follows: Crafts, bearings, pulleys, medical equipment, then columns, and electrical appliances.
Features: 302 stainless steel balls are austenitic steel, with close to 304, but 302 higher hardness, HRC ≤ 28. Good rust and corrosion protection.
| Chemical composition of 302 stainless steel ball | |
|---|---|
|
C |
0.15% max. |
|
Mn |
2.00% max. |
|
P |
0.045% max. |
|
S |
0.030% max. |
|
Si |
1.00% max. |
|
Cr |
17.00 -- 19.00% |
|
Ni |
8.00 -- 10.00% |
|
N |
0.10% max. |
|
Cu |
--------- |
| Physical properties of 302 stainless steel ball | |
|---|---|
|
Tensile strength |
100,000 to 180,000 psi |
|
Yield strength |
50,000 to 150,000 psi |
|
Elongation |
55 to 60% |
|
Elastic modulus |
29,000,000 psi |
|
Density |
.286 lbs/cubic inch |