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固定近海结构的可焊接结构钢.交付技术条件-冶 …

are:S355G2+N, S355G5+M, - up to and including 20 mmS355G3+N, S355G6+M - up to and including 40 mmS355G7+N, S355G8+N, S355G9+N, S355G10+N - up to and ...

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