Ningbo YinZhou Precision Casting Hardware Factory
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Payment Terms: | T/T,L/C |
Place of Origin: | Zhejiang, China (Mainland) |
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Material 1 | Material 2 | Material 3 | |
Composition | Alloy Steel | Alloy Steel+Mo+Ni | Alloy Steel+Mo+Ni+Adamintine(our patent) |
Hardness | 46-52HRC | 46-52HRC | 52-65HRC |
Impact Value | 16-18J | 18-20J | 18-20J |
Abrasion Resisitant | Good | better | the best |
Earth Condition | common | digging moutain | digging mine |