China PFA Lined Ball Valve: flange end connection, ASME B16.34, ASME B16.10 standard, floating structure, WCB body material, 1/2"-14". Detail Information Specification Design and Manufacture Standard: ASME B16.34 Face-to-face Dimension: ASME B16.10 Flange Standard: ASME B16.5 Inspection and Testing: API 598 Feature Connection Form: Flange Body Material: WCB, ASTM A395, CF8, CF8M Lining Material: PFA, PTFE, PO, FEP Nominal Diameter: 1/2"-14"(DN15-DN350) Pressure Range: Class 150, PN10, PN16 Structure: Floating Operation Method: Manual, Worn gear, Electric, Pneumatic actuated