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內(nèi)螺紋旋啟式止回閥 female screw swing check valve H14W-16

內(nèi)螺紋立式止回閥 female screw vertical check valve H12W-16

鑄鋼法蘭旋啟式止回閥 c.s flange swing check valve H44H-16/25

不銹鋼法蘭旋啟式止回閥 s.s flange swing check valve H44H-16/25

不銹鋼法蘭立式止回閥 s.s flange vertical check valve H42W-16/25

碳鋼法蘭立式止回閥 c.s flange vertical check valve H42W-16/25

法蘭升降式止回閥 flange lift check valve H41H/W/Y

國標機械部法蘭球閥 GB JB flange ball valve Q41F-16

日標法蘭球閥 JIS flange ball valve Q41F-10K

碳鋼美標法蘭旋啟式止回閥 c.s ANSI flange swing check valve H44W-150LB

日標高平臺法蘭球閥 JIS high-platform flange ball valve Q41F-10K

碳鋼美標法蘭旋啟式止回閥 c.s ANSI flange swing check valve H44W-300LB