The body material: CF3/CF8/CF8M
The disc material: SS304/SS316
The stem/spring materia: SS416/SS314
The seat material: NBR/EPDM/VITON
Flange Standard:
ANSI 125#/150#; JIS5K/10K/16K; DIN 2501 PN6/PN10/PN16/; BS4504 PN10/PN16
Usage:
They are used for pipe of transporting water with such medium as water sewage and seawater.It can avoid media flowing backwards and prevent damaging water hammer,guarantee the safety using of pipes.