female BS21 cast iron foot valve factory from China
About foot valve, it is resilient seal valve. There are different types, pls email Sophia if you'd like to more more our valves, thanks in advance.
female BS21 cast iron foot valve factory Specifications:
1.Production Size:2'' and 4''
2.Pressure range:PN16
3.Design Standard:BS21
4.Screw Standard:BS21
5.Testing Standard:ISO 5208
female BS21 cast iron foot valve factory main material of parts:
1.Body:GG20
2.Filter:GG20
3.Disc:GG20/Carbon Steel
4.Seat:NBR,EPDM
Product show