Pressure Seal Extended Stem Gate Valve
gate valves are multi-turn valves typically used as a stop valve or isolation valve in either fully open or fully closed positions. Our gate valve design utilizes an Outside Screw and Yoke (OS&Y) which is advantageous in that the threads are outside the fluid resulting in minimized thread damage.
Design Features:
- Outside Screw and Yoke(OS&Y)
- Two Piece self aligning packing gland
- Bolted bonnet with spiral-wound gasket or Weld bonnet
- Integral backseat
Optional Features:
- Forged Carbon, Stainless or Alloy Steel Materials
- Full Port option available for classes 150 - 2500
- Extended Stem or Below Seal
- Flanged, Threaded or Socket Weld Ends
- Available in all trim configurations
- Welded Bonnet or Pressure Seal Bonnet
- Locking Device upon request
- Manufacturing to NACE MR0175 upon request
Material Selection for Globe Valves:
- Carbon Steel (A105)
- Low Temperture Carbon Steel (LF2)
- Stainless Steel (SS304, SS304L, SS316, SS316L, SS347, 904L)
- Low Alloys (F1, F11, F22)
- High Alloys (F5, F9,F91, F62, F20 )
- Duplex & Super Duplex (2205, 2507, S32760)
- Bronze (C95800, C95500, C95400)
- Inconel (Inconel 625, Inconel 825)
Remarks: The above materials are applicable to valve body. Contact JIEYU for the valve component material.

