Hardened Bearing-Quality 440C Stainless Steel
- Yield Strength: Not Rated
- Hardness: Rockwell C60 (Very Hard)
- Heat Treatment: Hardened
- Specifictions Met: See table
These balls are hardened for increased wear and abrasion resistance. 440C is one of the hardest types of stainless steel after heat treating. It's often used for bearings and valves. This material maintains its corrosion resistance in temperatures up to 800° F.
Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
| Dia. | Dia. Tolerance | Magnetic Properties | Pkg. Qty. | Pkg. | |
Mirror-Like | |||||
|---|---|---|---|---|---|
| 18mm | -0.0025mm to 0.0025mm | Magnetic | 3 | 0000000 | 000000 |
Hard Wear-Resistant 52100 Alloy Steel Balls
- Yield Strength: 295,000 psi
- Hardness: Rockwell C60 (Very Hard)
- Fabrication: Cold Worked
- Specifications Met: See table
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.
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 | Pkg. Qty. | Pkg. | |
Mirror-Like | |||||
|---|---|---|---|---|---|
| 18mm | -0.0025mm to 0.0025mm | Hardened | 3 | 0000000 | 00000 |
Low-Carbon Steel Balls
- Yield Strength: 44,000 psi
- Hardness: Rockwell C60 (Very Hard)
Low-carbon steel balls are our easiest steel balls to machine. They are often used for parts that don’t require high strength, such as knobs. These balls can be surface hardened with heat treating for added wear resistance.
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 | Mechanical Finish | Pkg. Qty. | Pkg. | |
Mirror-Like | ||||||
|---|---|---|---|---|---|---|
| 18mm | -0.13mm to 0.13mm | Case Hardened | Tumbled | 25 | 000000000 | 000000 |