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Compare over 50 grades of steel and cast iron to find the right material for you—all with material certificates for traceability.
Steel Balls
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Wear-Resistant 52100 Alloy Steel—High carbon and chromium content makes this 52100 alloy steel extremely hard and resistant to wear. It’s also known as chrome steel. Often used as bearings, these balls are hardened for increased abrasion and impact resistance.
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Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
Dia., mm | Dia. Tolerance, mm | Heat Treatment | Yield Strength, psi | Hardness | Appearance | Pkg. Qty. | Pkg. | |||
|---|---|---|---|---|---|---|---|---|---|---|
Wear-Resistant 52100 Alloy Steel | ||||||||||
| 1 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K29 | 00000 | ||
| 1.5 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K42 | 0000 | ||
| 2 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K31 | 0000 | ||
| 2.5 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K32 | 0000 | ||
| 3 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K33 | 0000 | ||
| 3.5 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K35 | 0000 | ||
| 4 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K37 | 0000 | ||
| 4.5 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 50 | 9292K38 | 0000 | ||
| 5 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 100 | 9292K39 | 0000 | ||
| 5.5 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 50 | 9292K74 | 0000 | ||
| 6 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 50 | 9292K41 | 0000 | ||
| 6.5 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 50 | 9292K76 | 0000 | ||
| 7 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 50 | 9292K43 | 0000 | ||
| 8 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 25 | 9292K45 | 0000 | ||
| 9 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 20 | 9292K44 | 0000 | ||
| 10 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 20 | 9292K47 | 0000 | ||
| 12 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 10 | 9292K49 | 0000 | ||
| 13 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 5 | 9292K46 | 0000 | ||
| 14 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 5 | 9292K51 | 0000 | ||
| 15 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 5 | 9292K52 | 0000 | ||
| 16 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 5 | 9292K53 | 0000 | ||
| 18 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 3 | 9292K55 | 0000 | ||
| 24 | -0.0025 to 0.0025 | Hardened | 295,000 | Rockwell C60 (Extra Hard) | Mirror Like | 3 | 9292K56 | 00000 | ||
