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河北天工閥門科技有限公司

生產銷售軟密封閘閥，遙控浮球閥，球型止回閥，Y型過濾器，暖通閥門，水利控制閥，...

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球墨鑄鐵球型止回閥HQ41X河北專業產品
球墨鑄鐵球型止回閥是安裝在水泵出口管路上用于水泵停機時防止管路中水錘沖擊水泵倒轉和保護管路的安全。本閥體積小、重量輕，便 		2016-03-10
河北HQ41X球型止回閥規格齊全
　我公司生產的HQ41X球型止回閥采用橡膠滾動球為閥瓣，在介質的作用下，可在閥體的整體式滑道上作上下滾動，從而打開或關閉閥門 		2016-03-10
河北HQ44X/HQ45X多球式球型污水止回閥高新技術
　HQ44X/HQ45X多球式球型污水止回閥由閥體、球體和擋板等組成，采用橡膠的球為閥瓣，在介質的作用下，可在閥體內的整體式滑道上 		2016-03-10
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