Custom ball valves are used to cut off or connect the medium in the pipeline, as well as to regulate and control the fluid. As a professional ball valves company, we can provide you with all kinds of floating and trunnion mounted ball valves china. Ball valves mainly feature compact structure and reliable sealing. The sealing surface and spherical surface are often closed, which means it's not easy to be eroded by medium and easy to operate and maintain. Weidouli is a professional ball valve supplier and valve manufacturing company that has different types of ball valves wholesale. We are good at making cast hand operated valve and forged ball valve with various special alloys, which are suitable for general working media such as water, solvent, acid and natural gas, as well as suitable for bad working. The Details Of Ball Valves Custom Ball Valves Wholesale Standard Port Ball Valve Manual The Drawing Of Ball Valves Rotary Ball Valve Action Oil and Gas Ball Valve System Manual Ball Valve Advantages 1. Soft seated ball valve or metal seated ball valves for high temperature 2. Full bore and reduced bore ball valve 3. Fire-safe and anti-static device 4. Double block and bleed function 5. Grease injection for seat and stem 6. Blowout-proof stem 7. Self cavity pressure relief 8. Gland locking device 9. Anti-leakage packing and packing box 10. ISO 5211 mounting pad Hand Ball Valve Specification Design standard: API, ASME, EN, ISO, JIS, DIN, BS, GB Pressure rating: CLASS 150LB~2500LB, 1.0MPa~42.0MPa, JIS 10K~40K Size range: NPS 3/8"~48", DN8~DN1200 End connections: flange, wafer, threaded, butt weld, socket weld Operation: handle lever operated ball valve, gear operated ball valve, pneumatic operated ball valve, hydraulic actuator, electric actuator