300X（HH741X）型 PN10~PN25 缓闭式止回阀

H71X对夹止回阀全国售卖

衬氟升降式止回阀H41F46

衬氟旋启式止回阀H44F46

对夹式衬氟止回阀H74F46

H46(W X Y)蝶型止回阀

H71(W X F Y)长沙型止回阀

H76(W X Y)蝶型对夹止回阀

H76(W X Y)蝶型碳钢止回阀

H71(W X F)精铸止回阀

H71(W X F)光面止回阀

H74(W X Y)超薄对夹止回阀

H74(W X Y)超薄对夹止回阀

衬氟不锈钢止回阀H41F46

H74(W X Y)橡胶密封止回阀

H74(W X Y)橡胶密封止回阀

H71(W X F)碳钢止回阀

衬氟立式止回阀H42F46/H40F46

H42(W X F)立式止回阀

H42H-16C法兰立式止回阀

H41(W X F)法兰升降式止回阀