H42H,H41H,H44H,H41(2,4)H/W保特律止回阀 B7
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H44H旋启式止回阀H44H-16CDN20-600 H44H-25 H44H-40 H44H-64 H44H-100 H42H立式止回阀 H42H-16C-DN20-400 H42H-20 H42H-25 H42H-40 H42H-64 H42H-100 H41H升降式止回阀 H41H-16C-DN20-500 H41H-20 H41H-25 H41H-40 H41H-64 H41H-100 qwyk&9|Ss
H41H-16C-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250/DN300/DN350/DN400/DN450/DN500 v4h`D1oq
H41H-16P-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250/DN300/DN350/DN400/DN450/DN500 ,%kY<}{|
H41H-25-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250DN300/DN350/DN400/DN450/DN500 J^pJD
H41H-40-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250/DN300/DN350/DN400 _`-[)DNy
H41H-64-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250/DN300/DN350 ~ X}@Ukg:
H41H-100-DN15/DN20/DN25/DN32/DN40/DN50/DN65/DN80/DN100/DN125/DN150/DN200/DN250/DN300 +n?0k~}HTH
产品概述 (保特律阀门) D`M4J'h`
该产品严格按 GB/T12235、API 标准设计制造,升降式止回阀是生产过程调节系统中的重要环节之一,是控制管道内介质单向流向的阀门,阻止介质倒流。阀瓣沿着中心定位作升降运动,衬套采用耐磨性能好,摩擦系数小的特殊材料制作,动作灵活可靠,密封性能优良。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。 0ptTg:L
升降式止回阀设计与制造标准 /hpV& |