... NPT(F) ISO9001 RS50 Series stainless steel high-pressure pressure-relief device is universal pressure reducer; its special design structure ... structure, stable output pressure, it’s mainly used for high input pressure requirements, maximum input pressure up to 6000psi, ... , corrosive gas etc.Characteristic parametersMaterialWeightMax. input pressure 3000 , 6000 psigOutput pressure 0~250, 0~500,0~1500, ...