Professional,Smart-tech Makes

Cryogenic Butterfly Valve
Cryogenic Butterfly Valve




Cryogenic Butterfly Valve

Size range:2"~48"(DN15~DN1200) Pressure rating:Class150~900(PN16~PN150)

Product Range:

Size range:2"~48"(DN15~DN1200)

Pressure rating:Class150~900(PN16~PN150)

Connection end: RF,RTJ,BW

Operation:Manual, Pneumatic,Electric,Hydraulic

Material:Low-temperature carbon steel,Stainless steel


Design Standards:

Design&manufacture according to API 609/ASME B16.34/BS 6364.

Face-to-face according to ASME B16.10/GB/T 12221/API 609.

End connection according to ASME B16.5/ASME B16.47/ASME B16.25.

Test&inspection according to API 598/ISO 5208/GB/T 26480/GB/T 13927/BS 6364.


Features and benefits

1.Compact structure,easy installation and disassembly,repair friendly and light weight.

2.Min design temperature:-196℃.

3.Blow-off prevention design to ensure the operation safety.

4.The sealing faces of valve seat and valve clack are build-up welded with hard alloy to improve the erosion resistance and extend the service life of valve.

5.Drain board design to effectively prevent inflow of condensate to insulation layer.

6.Low emission packing is used for valve stem sealing to meet the requirement for low leakage.

7.Extended bonnet to keep stem packing at sufficient distance away from the cold fluid to remain functional.

8.Extended bonnet as per MESC SPE 77/200 & SPE 77/209 /as per customers requirements.