... :ISO9001 ,CE 3. We often take Large-scale exhibition Pneumatic flange floating ball valveModel : ZTQ641F (N, P, H, Y )Bore: DN15 ... , 300Lb, 600Lb: 10K, 20KStructure: floatingDimension standard: GB, ANSI, JISBody material: Carbon steel(WCB), Stainless steel(CF8, CF8M, CF3, CF3M)Seat material ...