(SV-B3DL) (SV-B3DA) BRONZE SAFETY RELIEF VALVE (1x2)MODEL:SV-B3DA / SVP-B3DA (NO LEVER)MODEL:SV-B3DL / SVP-B3DL (WITH LEVER)When placing order, please indicate Working PressureThe features of low lift bronze safety valves for which the valve seat & disc are processed by lapping.The Disc can be replaced with PTFE for good effect of anti-leakage. (Model: SVP-B3DA, SVP-B3DL)WorkingFluid :Metal to Metal:Non-Corrosive Gas, Air, Steam.PTFE:l Non-corrosive Gas, Non-corrosive Liquid.l Air, Steam, Water, Oil.Working Temp:-45℃~185℃Working Pressure:SV-B3DA / SV-B3DL :0.3 ~ 10 Kgf/cm2 , 11 ~ 20 Kgf/cm2SVP-B3DA / SVP-B3DL :3 ~ 10 Kgf/cm2 (PTFE)