Design Features

1.Full bore or reduced bore design 
2.Anti-blowout stem, the packing will be pressed by the gland to be sealed with the stem.
3.Fire safe design
4.Trunnion mounted or floating ball design
5.Anti-static design
6.The seal surfaces of seat and ball are specially treated to ensure the sealing and life cycle
7.Cavity self-relief under overpressure
8.Double seats with spring loading
9.ISO 5210 top flange
8.Low Torque Design

Product Range

Size/Rating: NPS 1/2"~24"（DN15~DN600）/CLASS 150~2500LB
Body Materials: Carbon Steel, Stainless Steel, Duplex Steel
End Connection: Flange, weld

Design Standards

Basic Design: API 6D/ISO 14313; API 608 & GB/T 12237; BS5351 ISO 17292
Structure Length: ASME B16.10/API6D
End Connection: ASME B16.5,MSS SP-44/ASME B16.47, ASME B16.25
Test & Inspection: API 6D/598