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H42W/H/Y严格按 API6D、GB/T12235 标准设计制造,本系列阀门正常处于关闭状态,由于管线中进口端介质的压力作用,而克服弹簧阻力使阀门开启。当进口端介质压力低于出口端时,弹簧将阀芯推向阀座而使阀门关闭,阻止介质逆流,故起止回作用。本阀门由于采用弹簧支撑阀芯,故采用立式安装或卧式装均可。本产品广泛应用于石油、化工、制药、电力行业等各种工况的管路上。 miX7BUMV
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●法兰尺寸:ASME B16.5 、JB/T79 &$<yiijGJ
●压力温度:ASME B1 6.34、GB/T9131 UgOeWBd
●结构长度:ASME B16.10、GB/T12221
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●检验与试验: GB/T13927 、JB/T9092 ?za;g2'
●客服热线:0577-67926616,57782818 ]il%[i;xE!
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详情http://www.baoteli.cn/proshow.asp?id=101 @ >}9-PO:
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