Back
Sell
High Chromium Casting Grinding Ball:
2017-01-17 23:31
Chemical compositions(%):C:2.0-3.2 Si:0.3-1.2 Mn:1.3-2.6 Cr 10-28 P 0.1max S:0.1maxHardless:56-62HRC Dia:15-120mm Specif