| 出生地 |
Shandong China (Mainland) |
| 牌子的名字 |
SC |
| 模式的数量 |
all kinds |
| 材料 |
steel |
the bearing ballcan be used in a lot of areas,such as industries of cement building material,metallurgical selection in mine,grinding coal in power plant,chemical industry and machinery,etc. we have advanced detection measure and perfect quality guarantee system,we have test instrument for hardness,metallography metalloscope,etc