| 出生地 |
Guangdong China (Mainland) |
| 类型 |
石油泵 |
plunger bush blank.cold forging,cold forged,cold extrusion,plunger barrel,plunger bush.oil pump and nozzle Product Specification: Φ25 Material: 20CrMn, 20CrMo Surface Finish: Ra0.63 - Ra0.16 Size Precision: Grade IT8 - IT9 Product Application: Valve mechanism of Diesel Engine