... .ISO9001:2000 certificate 3.brass/Nickel plated 4.Vertical Check Valve NameVertical Check Valve MaterialEu - Brass CnZn39Pb3 according to EN12164 or EN12165US ... ,DN32,DN40,DN50) or according to drawings, samples and accurate size.SurfaceYellow brass color, Nickel plated, Chrome ... tee, elbow, union, nipple, crossover, cap, coupling and compression fittings etc. of different sizes are suppliable, OEM/ ...