超高强度船体结构钢焊接性的研究现状和趋势
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Current Status and Development Trend on Weldability of Ultra-high Strength Hull Structure Steel
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图9. 不同级别超高强度船体结构钢Ni和Cu的含量 |
Fig.9. Ni and Cu contents in various grades of ultra-high strength hull structural steels (a) domestic civil steels, (b) 9 series war ship steels, (c) HY series steels, (d) HSLA series steels |
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