API American Standard Pneumatic Flanged Four-Way Ball Valve

 Design Features: Nominal Pipe Size: NPS 1/2″ to 14″

Pressure: Class 150 lb – 900 lb

Connection Types: Flanged (RF, FF, RT), Butt Weld (BW), Socket Weld (SW)

 Design Specifications: Standard: API 6D

Pressure Class: ASME B16.34

End-to-End Dimensions (Flange and Butt-Weld): ASME B16.10

Flanges: ASME B16.5

Butt Welding: ASME B16.25

All valves are designed in accordance with and comply with: ASME B16.34, ASME code requirements, or feasible customer requirements.

 Actuators: Gear, worm gear, electric, pneumatic, hydraulic, pneumatic-hydraulic, handle, handwheel, sprocket, etc.

 Valve body material: A216-WCB (Carbon Steel), A217-WC6 (1-1/4Cr-1/2Mo), A217-WC9 (2-1⁄4Cr–1Mo), A217-C5 (5Cr–1⁄2Mo), A217-C12 (9Cr–1Mo), A352-LCB (Carbon Steel), A352-LCC (Carbon Steel), A351-CF8M (18Cr–9Ni–2Mo), A351-CF3M (18Cr–9Ni–2Mo)

 Quality Assurance (QA): At every stage from design to manufacturing—including welding, assembly, testing, and packaging—all processes comply with quality standards (ASME Section III and ISO 9001).

 Quality Control (QC): Quality control encompasses all stages of the manufacturing process, from the procurement of raw materials through processing, inspection, assembly, pressure testing, cleaning, painting, and packaging.

 Pressure Testing: Each valve undergoes the appropriate testing before leaving the factory and complies with specifications such as API 6D and API 698.