... certificate 3.brass/Nickel plated 4.Forged Brass Vertical Check Valve NameForged Brass Vertical Check Valve MaterialEu - Brass CnZn39Pb3 according to EN12164 or EN12165US - Brass CA3600 or ... 1",1 1/4",1 1/2",2" ( DN15,DN20,DN25,DN32,DN40,DN50) or according to drawings, ... samples and accurate size.SurfaceYellow brass color, Nickel plated, Chrome platedworking temperature-20°C ...