steel balls
304,316,316L,420,440C and General stainless steel widely applies in the ramming bearing,the valve,the seal,bicycle ,motorcycle
| Material | Element Content(%) | Grade | Diameter | Hardness | Relevant standard |
| 316L | C:0.013 Si:0.42 Mn:2.07 P:0.034 S:0.006 Ni:12.18 Gr:16.31 Mo:2.114 | G200;G500;G1000 | 0.12-40mm | <=30 | ISO9001-2000 GB/T4240-93 |
| 304HCT | C:0.056 Si:0.45 Mn:1.65 P:0.032 S:0.002 Ni:8.10 Gr:18.20 Cu:2.04 | G200;G500;G1000 | 0.12-40mm | <=30 | ISO9001-2000 GB/T4240-93 |
steel balls
