| 摘要 |
Heat-resistant steel comprising (in per cent by weight) 0.05 to 0.15% of C, 0.10 to 1.50% of Mn, up to 1.00% of Ni, 9.00 to 13.00% of Cr, 0.10 to 0.30% of V, up to 0.10% of N, more than 0.001% of B, which in the cast state, by means of 0.50 to 1.50% of Mo, 2.00 to 5.00% of Co, 0.1 to 5.0% of W, more than 0.005% of N, up to 0.022% of B, remainder Fe and inevitable impurities, in particular has excellent high-temperature creep rupture strength.
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