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相关文章法兰式锻钢截止阀标准材质明细表 序号 零件名称 CS to ASTM AS to ASTM SS to ASTM Type A105 Type F22 Type F304(L) Type F316(L) 1 阀体 A105 A182 F22 A182 F304(L) A182 F316(L) 2 垫片 Corrugated SS+graphite SS+PTFE 3
2024-01-07
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