din f4 resilient seated gate valve sản xuất trực tuyến

Resilient Seat Gate Valve Z45X German Standard Soft Seal Gate Valve DN100 Pn16 product description 1. Cut-off effect: An important function of the valve is the cut-off effect. It is to cut off the fluid in the ... Đọc thêm

Copper Nut Resilient Seat Gate Valve Z45X-16 German Standard Soft Seal Gate Valve DN100 Pn16 product description The functions of the gate valve include cut-off effect, adjustment effect, anti-reverse effect, ... Đọc thêm

Elastic Seat Gate Valve DN50-DN300 ductile cast iron PN16 resilient seat hand wheel double epoxy coating flanged gate valve product description A gate valve, also known as a sluice valve, is a valve that opens ... Đọc thêm