卧立两用球面止回阀QH41M-16-DN15,QH42M-16-DN20,QH41M-25Q-DN25,QH42M-25Q-DN32,QH41M-16-DN40
55


16-2


4-14




25


127


115


85


65


16-2


4-14




32

01/22 11:20