Product Feature Position indicator Non-lubrication required Reserved for test connection Removable bonnet design for easy pipeline maintenance Horizontal or vertical installation O-ring seal is used to ensure no leakage A variety of functions in an organic whole, save procurement costs Material Specification Body / Bonnet: Ductile Iron / Stainless Steel Stem: stainless steel Fasteners and springs: stainless steel Working Pressure Range 175PSI / 235PSI / 350PSI 10Bar / 16Bar / 25Bar Flange Standard ANSI / BSEN / ISO / DIN Temperature/ Medium 0 ℃ ~100 ℃ normal temperature water |