MH-SPCo-12 Cobalt Alloy Solid Welding Wire
Standard：AWS A5.21，ERCoCr-B (Co 12).
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It has excellent resistance on high heat, corrosion and abrasion. Recommended use for making high-pressure valve, shear edge, sawteeth, etc.
| Hardness | 46HRC-51HRC |
| Number | Co | Cr | W | C | Ni | Mo | Fe | Si | other |
| MH-SPCo-12 Cobalt Alloy Solid Welding Wire | Bal. | 30 | 8 | 1.6 | ≤3 | ≤1 | ≤3 | ≤2 | ≤0.5 |
