H76X对夹蝶型旋启式止回阀|H76X止回阀|对夹止回阀

H74Ⅱ型对夹薄型止回阀DN100 DN150

对夹H71H止回阀|H71HW对夹升降式止回阀

SH71HW对夹升降式止回阀(全铜)DN200 DN250

HH44X微阻缓闭止回阀|微阻缓闭止回阀|HH44X止回阀

H42HW立式止回阀DN65 DN80

升降式止回阀|H41HW升降式止回阀

H42Y立式高压止回阀|高压H42Y止回阀

H41H-16C铸钢升降式止回阀|升降式止回阀|铸钢止回阀

H41W不锈钢升降式止回阀|不锈钢止回阀

丝口H12W止回阀|H12W-16T黄铜丝口止回阀

H82F高压卡箍式止回阀DN100 DN150

H42F法兰高压止回阀|高压止回阀|法兰止回阀

燃气升降式止回阀|H41N燃气专用升降式止回阀

H42N天燃气立式止回阀|H42N止回阀|天燃气止回阀

H44N天燃气专用旋启式止回阀DN65 DN80

HX81HX41鸭嘴形柔性止回阀|HX81HX41止回阀|柔性止回阀

缓冲止回阀|DHH74X蝶式缓冲止回阀

HH46X微阻缓闭蝶式止回阀|微阻缓闭蝶式止回阀|HH46X止回阀

消声HH46X止回阀|HH46XHDH48XHH49X微阻缓闭消声止回阀

HH47X微阻缓闭式蝶形止回阀DN32 35 36 38

H42W不锈钢立式止回阀DN25 50 80

H12W丝口立式止回阀DN15-250

H76H对夹式蝶形止回阀|蝶形止回阀|对夹式止回阀