Expanding Gate valves

Product Name:

Expanding Gate Valve

Product Specification:

Connection:Flange、Thread、Union、BW

Size：2 1/16”- 7 1/16”
Temperature：K. L .P. R .S. T. U. V
Material：AA.BB.CC.DD.EE.FF
PSL：PSL1-PSL4
PR：PR1. PR2.
Pressure：2000-20000 PSI
Application：Mainly used in the thermal recovery wellhead
Medium：Oil, gas ,water,etc.

Product Feature:

-Metal seal in the sealing contacts
-Metal seal between the body and bonnet
-Backseat seal between the stem and the bonnet ,easy for the change of sealing stuff under pressure
-Sealing surface is hard-faced or the QBQ with the performance of anti-corrosion,wear-resistance
-Speically uesd in the super high temperature working condition

Expanding Gate valve