常州中揚閥門廠  供
升降式止回閥H41H-16/25Q H41H-16C H41H-25C H41H-40 H41H-64 H41H-100
H41W-16P/R H41W-25P/R H41W-40P/R H41W-64P/R H41W-100P/R
升降立式止回閥H42H-25Q H42H-25 H42H-40 H42H-64 H42H-100 H42N-25/40
H42W-16P/R H42W-25P/R H42W-40P/R H42W-64P/R H42W-100P/R H42Y-160
旋啟式止回閥H44H-16C H44H-25C H44H-40 H44H-64 H44H-100 H44T-10 H44W-10
H44X-10 H44W-16P/R H44W-25P/R H44W-40P/R H44W-64P/R H44W-100P/R 
管道式止回閥GH41H-16 GH41H-25Q  

對夾式止回閥

H71H-10C H71H-16C H71H-25C H71H-40 H76H-16C H76H-25 H76H-40 H71W-16P/R H71W-25P/R H71W-40P/R H74W-25P H74H-16C H74H-25C H79X-10 H79X-16 H76X-10 H76X-16
微阻緩閉止回閥

HH44X-10 HH44X-16C HH44X-25C HH49X-10 HDH48X-10/16 HDH46X-10/16C HH48X-16/25C HH41X-10 

靜音止回閥HC42X-10 HC44X-10
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