Fire protection design、Low leakage control、Eccentric seal、Flexible seal、Bidirectional blocking and discharging function、Little driving couple...

High and low pressure bypass valve of turbine system consists of: High pressure by-pass control valve, High pressure by-pass spraying water control valve, High pressure by-pass water isolating valve; Low pressure by-pass reducing control valve...

Cryogenic extension in accordance with international & customer standards、Quarter Turn non-rubbing & frictionless sealing、Low fugitive emissions in compliance with ISO 15848 & API 622、Anti Blow-Out stem design in full compliance with API 609...

Fire protection design、Low leakage control、Bidirectional blocking and discharging function 、Pressure in the chamber from the discharge function overload...

Fire protection design、Low leakage control、Optional single flat gate or double plate structure、Bidirectional blocking and discharging function 、Pressure in the chamber from the discharge function overload...

Low leakage control、Flexible wedge、Valve seat screw or welding...

DJG-25 Cryogenic pipe valve

Ball: stainless steel surface spray Ni60、Seat: adopt the valve before sealing, sealing spray welding Ni55 Sand and metal broadband self scraping type structure 、The line spring seat spring: Epiboly of fluorine rubber 、Stem: blow out proof structure, mater

The casing head, tubing head, three-way, four-way, BOP special petroleum machinery parts

Low leakage control、Sealing surface surfacing Co base hard alloy、Stem quenching and surface nitriding treatment、The spool can be cut and regulated

The streamlined channel、Swing valve、Oil the hinge pin / through a highe pin 、The weight of the bar design

Low leakage control、Plug valve petal、Valve seat screw or welding