What does the VM stand for in the 4130vm alloy designation....is this different from 4130?
- posted
18 years ago
What does the VM stand for in the 4130vm alloy designation....is this different from 4130?
VM refers to vacuum melted. I think the process helps lower impurities.
Kelley
That's exactly what it means Vacuum Melt and it produces a cleaner steel
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