2 1/2" Forging Copper Gate valve 1.CE certificate 2.ISO9001:2000 certificate 3.Nickel plated, ... brass Name2 1/2" Forging Copper Gate valve MaterialEu - Brass CnZn39Pb3 according to EN12164 or EN12165US - Brass CA3600 ... /4",11/2",2",2 1/2",3",4" ( DN15,DN20,DN25,DN32,DN40,DN50,DN65,DN80,DN100 ) or according to ...