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标题: DIN 87101-2003 Non-return flaps (storm valves), self-closing, verticai type, DN [打印本页]

作者: liuxilin1215    时间: 2018-10-29 09:12:43     标题: DIN 87101-2003 Non-return flaps (storm valves), self-closing, verticai type, DN

DIN 87104-1975已被替代:
DIN 87101-2003 Non-return flaps (storm valves), self-closing, verticai type, DN 50 to DN 150, PN 1 一 Mating dimension for flanges according to PN 10



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作者: admin    时间: 2018-11-5 14:55:46

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