上海明宇高壓閥門有限公司

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明宇開(kāi)關(guān)型球墨軟密封水廠電動(dòng)對(duì)夾蝶閥DN506580100150D971X-16Q

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明宇氣動(dòng)蝶閥D671X-16Q軟密封對(duì)夾式閥門不銹鋼DN506580100150250

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明宇開(kāi)關(guān)型球墨軟密封水廠電動(dòng)對(duì)夾蝶閥DN506580100150D971X-16Q

D641X-16Q國(guó)標(biāo)球墨鑄鐵粉塵粉末水泥軟密封氣動(dòng)法蘭蝶閥開(kāi)關(guān)水閥

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明宇開(kāi)關(guān)型球墨軟密封水廠電動(dòng)對(duì)夾蝶閥DN506580100150D971X-16Q