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About Carbon Steel, Alloy Steel, Spring Steel, and Cast Iron
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Hard Wear-Resistant 52100 Alloy Steel Balls

- Yield Strength: 295,000 psi
- Hardness: Rockwell C60 (Very Hard)
- Specifications Met: See table
Also known as chrome steel, 52100 is an extremely hard and wear-resistant material. These balls are often used in bearings.
For technical drawings and 3-D models, click on a part number.
Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
Dia. | Dia. Tolerance | Heat Treatment | Specifications Met | Pkg. Qty. | Pkg. | |
Mirror-Like | ||||||
---|---|---|---|---|---|---|
0.09" | -0.0001" to 0.0001" | Hardened | ASTM A295 | 100 | 00000000 | 00000 |
Lead Balls

Fill forming bags for shaping metal or use as a counterweight. Material is a minimum of 97% pure lead. For a smooth finish, all of these balls are precision manufactured. They are also known as lead shot.
For technical drawings and 3-D models, click on a part number.