[H42B]直通式氨用止回閥

H44F46]襯氟旋啟式止回閥[耐酸咸止回閥]

[H40F46]升降浮球式襯氟止回閥

[H41F46]升降式襯氟止回閥

PH44H排渣止回閥

[H41]升降式止回閥

[HH46X、HDH48X、HH49X]微阻緩閉消聲止回閥

[HH46X]微阻緩閉蝶式止回閥

[HQ44、HQ45]滑道滾球式止回閥

[H42]直通升降止回閥

[H44]旋啟式法蘭止回閥

節(jié)能梭式止回閥

[HC42T]*止回閥

[H72]對夾式高壓止回閥

[H48H]截止止回多用閥

[H74]對夾單瓣旋啟式止回閥(超薄型)

[H71]對夾單瓣升降式止回閥

[H62H、H62Y]高壓對焊止回閥

[H82H、H82Y、H82F]高壓卡箍式止回閥

[H42H、H42Y、H42F]法蘭式高壓止回閥