H44H-150LB美標碳鋼法蘭旋啟式止回閥，H44W-300LB美標高壓旋啟式止回閥，H44H-16C碳鋼法蘭旋啟式止回閥，H44W-16P不銹鋼法蘭旋啟式止回閥， 鑄鐵升降式止回閥H41T-10/16、鑄鐵旋啟式止回閥H44T-10/16、不銹鋼絲口升降式止回閥H11W-16P/R、不銹鋼絲口旋啟式止回閥H14W-16P/R、不銹鋼絲口立式止回閥H12W-16P/R、鑄鐵絲口升降式止回閥H11T-10、鑄鐵絲口旋啟式止回閥H14T-10、鑄鐵絲口立式止回閥H12T-10、鑄鐵消聲止回閥HC41X-16、鑄鐵銅芯消聲止回閥HC41T-16、靜音式止回閥H42T(DRVZ、橡膠瓣式止回閥HC44X(SFCV)、滾球式球形止回閥HQ41X、消聲緩閉式止回閥HH47\48\49X、對夾式止回閥H71H\X\F、對夾園片式止回閥H74H\F\X、對夾雙瓣式止回閥H76H\F\X、微阻緩閉式止回閥HH44X/H/T、蝶式緩沖止回閥H47X\H- HH47X\H、保溫碳鋼止回閥BH44H、襯氟升降式止回閥H41F46、襯氟立式止回閥H42F46、美標不銹鋼旋啟式止回閥H44H-150LB、日標不銹鋼旋啟式止回閥H44W-20K
