Hot working die steel and member comprising the same for high-temperature use
First Claim
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1. Hot working die steel comprising:
- 0.10 to 0.50% by weight of C, 0.5% by weight or less of Si, 1.5% by weight or less of Mn, 1.5% by weight or less of Ni, 3.0 to 13.0% by weight of Cr, 0 to 3.0% by weight of Mo, 1.0 to 8.0% by weight of W, 0.01 to 1.0% by weight of V, 0.01 to 1.0% by weight of Nb, 1.0 to 10.0% by weight of Co, 0.003 to 0.04% by weight of B, and 0.005 to 0.05% by weight of N, the balance including Fe and unavoidable impurities.
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Abstract
Alloy steel containing 0.10 to 0.50 wt % of C, 0.5 wt % or less of Si, 1.5 wt % or less of Mn, 1.5 wt % or less of Ni, 3.0 to 13.0 wt % of Cr, 0 to 3.0 wt % of Mo, 1.0 to 8.0 wt % of W, 0.01 to 1.0 wt % of V, 0.01 to 1.0 wt % of Nb, 1.0 to 10.0 wt % of Co, 0.003 to 0.04 wt % of B, and 0.005 to 0.05 wt % of N, the balance comprising Fe and unavoidable impurities.
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17 Claims
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1. Hot working die steel comprising:
- 0.10 to 0.50% by weight of C, 0.5% by weight or less of Si, 1.5% by weight or less of Mn, 1.5% by weight or less of Ni, 3.0 to 13.0% by weight of Cr, 0 to 3.0% by weight of Mo, 1.0 to 8.0% by weight of W, 0.01 to 1.0% by weight of V, 0.01 to 1.0% by weight of Nb, 1.0 to 10.0% by weight of Co, 0.003 to 0.04% by weight of B, and 0.005 to 0.05% by weight of N, the balance including Fe and unavoidable impurities.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
Specification