Purchase Qty. Reference FOB Price
1-35 Pieces US$54.00
36-299 Pieces US$52.00
300+ Pieces US$47.00
Product Description
4 Inches DN 100 Cast iron Ball Check Valve from China Ball rolling check valve adopts rubber coated ball as valve disc. Under the action of medium, it can roll up and down on the integral slide of the valve body, so as to open or close the valve. It has good sealing performance, silencing ...