... 1/2", 3/4" Small orders accepted Forged brass straight radiator valve with lockshield, 1, Size:3/8", 1/2", ... getting the depositeProduction step:1, Smelting the brass bars and making the hot forging2, Machining and CNC processing3, Assembling4, ... competitive advantages:1, Many years experience in manufacturing and exporting radiator valves2, Experienced technical staff3, All products are approved by ...