lyklzy 发表于 2016-1-10 18:09:42

ASME B16.3-11 Malleable Iron Threaded Fittings,Classes 150 and 300 (E)

本帖最后由 五分头LW 于 2017-1-18 08:49 编辑

ASME B16.3-11 Malleable Iron Threaded Fittings,Classes 150 and 300 (E)

admin 发表于 2016-1-11 11:12:16

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