Design Features

1.Integral valve body design
2.Anti-static design
3.Trunnion mounted ball,top entry, anti-blowout stem, several-level sealing of stem 
4.Available on-line repair and maintenance.
5.Floating double seat, bi-direction seal, soft seals with metal seals to form the double sealing.
6.Cavity self-relief under overpressure
7.DBB(Double block & bleed)
8.Optional double piston design
9.The valve stem and the valve seat are equipped with an injection system.
10.ISO 5210 top flange
11.Low Torque Design

 

Product Range

Size/Rating: NPS 2"~60"（DN15~DN1500）/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