Purple Valves
PRPLZ241

Forged Steel Threaded and Socket Welded Gate Valve

A compact forged-steel gate valve with threaded or socket-weld ends for on/off isolation of small-bore high-pressure lines.

Size1/2" to 2"PressureANSI Class 150 to 1500PortFull BoreBodyForged body, bolted/welded bonnet, OS&Y rising stem
Overview

The Forged Steel Threaded and Socket Welded Gate Valve is a compact, small-bore isolation valve offered with NPT threaded or socket-weld ends to match instrument, drain, vent and auxiliary piping. Forged for high pressure integrity, it provides positive on/off shut-off through a full-bore opening using a flexible or solid wedge and OS&Y rising stem, and is not intended for flow control. The threaded and socket-weld connections make it a natural fit for the high-pressure, small-diameter lines common to refineries and power plants.

Technical Detail

Specifications

Size Range
1/2" to 2"
Pressure Rating
ANSI Class 150 to 1500
Temperature Range
-46°C to 232°C (-50°F to 450°F)
End Connections
Threaded (NPT), socket weld (SW), threaded x socket weld
Body Material
Carbon steel (WCB / A105N), low-temp (LCC / LF2), stainless (CF8M / 316 / 316L), Alloy 20, Hastelloy C
Ball / Disc / Wedge Material
13Cr / Stellite-faced flexible wedge (API trims 5, 8, 12, 16 available)
Seat Material
13Cr / Stellite-faced (API trims 5, 8, 12, 16)
Stem Material
13Cr stainless steel (410)
Port Type
Full Bore
Body Style
Forged body, bolted/welded bonnet, OS&Y rising stem
Operation
Handwheel, Gear, Electric, Pneumatic
Applications
On/off isolation of small-bore instrument, drain, vent and auxiliary lines in refining and power service
Design Standard
API 602 / ASME B16.34 / BS 5352
Testing Standard
API 598
Face to Face Standard
ASME B16.10
At a Glance

Key Features

  • OS&Y rising stem with visual position indication
  • Bolted bonnet construction for maintainability
  • Flexible wedge for reliable bidirectional sealing
  • Full-bore through-conduit flow for minimal pressure drop
  • Low-fugitive-emission packing and gasket sets available

Options

  • NACE MR0175 compliance
  • Bevel gear operator
  • Actuation-ready ISO mounting pads
  • Thermal relief (DTR) systems
  • Double-lead stem for faster run time

Standards & Certifications

  • API 600 / API 602 / API 603
  • ASME B16.34
  • NACE MR0175 (on request)
  • Low-fugitive-emission packing available
Reference

Dimensions

Brand ZQV
Type Forged Gate Valve&Globe Valve
Working Pressure 1500lb 900lb 800lb
Working Temperature -70℃ -420℃
End Connection Type Flange,SW,BW
Size 1/4″,3/8″,1/2″,3/4″-2″
Packing PTFE,Graphite,PPL
Material A105N,WB36,F316,F316H,F22,F51,F91,F92 etc
Contact

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