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HC44X橡膠瓣止回閥2016河北廠家直銷
　HC44X橡膠瓣止回閥由閥體、閥蓋、閥瓣和彈簧等組成，主要用于給排水系統(tǒng)、石油、化工等工業(yè)部門的管道出口處，防止介質(zhì)逆流。 		2016-03-15
上海300X緩閉消聲止回閥HH42X質(zhì)量三包
300X緩閉消聲止回閥針對高層、超高層建筑設(shè)計(jì)，具有設(shè)計(jì)合理，使用壽命長等優(yōu)點(diǎn)，是用于解決高層建筑生活用水、消防用水系統(tǒng)中， 		2016-03-15
　北京優(yōu)質(zhì)HC41X 消聲止回閥現(xiàn)貨報(bào)價(jià)
　HC41X 消聲止回閥有法蘭連接和對夾連接兩種連接方式，具有體積小、重量輕、流體阻力小、結(jié)構(gòu)長度小、耐疲勞、壽命長等特點(diǎn)。可 		2016-03-15
河北泊頭hc85x溝槽消聲止回閥簡易安全
溝槽（卡箍）消聲止回閥是天工閥門引進(jìn)美國與德國同類先進(jìn)產(chǎn)品而設(shè)計(jì)制造的一系列新型連接閥門。它具有安裝快速、簡易、安全、可 		2016-03-15
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