safety valve

specifications, 3/4

inner vent spring is Nylon,

spring is stainless steel,

valve handle is aluminum alloy ,

gland bush is made of silica gel,

the main raw material material is cooper, handle is ABS plastic material ,

pressure of inlet water:>= 0.02 MPa ,

pressure of internal leak:0.2-0.3 Mpa ,

pressure of external leak:0.7-0.8 Mpa ,

safety valve ,