s235j0w钢板s235j0w化学成分s235j0w力学性能
名称包括:s235j0w s235j2w s355j0wp s355j2wp s355j0w s355j2w s355k2w 本标准号(en10025-5); 钢的名称和钢号
2020-10-22 11:38:13 561sa542gra/b/c/d/ecl1/cl2/cl3/cl4/cl4a压力容器用淬火加回火的铬钼和铬钼钒合金钢板
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2019-08-03 11:11:22 279