Pneumatic 904L Ball valve Control ball valve Rotary motion control valve Control valve 904L valves for phosphoric acid, 904L valve Technical Specification Design Standard: API, ASME, EN, ISO, JIS, DIN, BS, GB Connection type: Flange, Wafer, SW, NPT, BW Pressure range: 150LB~1500LB, 1.0MPa~25.0MPa, JIS10K~100K Size range: NPS3/8-32, DN10~DN800 Drive: Lever, Gear, Electric, Pneumatic actuator