Tianjin Exxon Valve Co.,Ltd,Website:http://www.aksvalves.com, with professional factory, is one of the leading China class 150 butterfly valve manufacturers, we are able to offer you cheap class 150 butterfly valve, ccenteric butterfly valve. Welcome to wholesale products from us.class 150 butterfly valveWorking Pressure:150LBBody: GG25, GGG40Disc: CF8/ CF8M/ GGG40/ Al-BrShaft: 416 S. S ,304S. S, 316S.S