Purple Valves
PRPLZ225

Cast Iron Gate Valve

A cast iron gate valve for cost-effective isolation of water, wastewater and other low-pressure utility lines.

Size2" to 24"PressurePN16 / Class 125 to 250PortFull BoreBodyGate valve
Overview

The Cast Iron Gate Valve is a gate valve designed for clean on/off isolation rather than throttling, opening to a full bore that gives an unobstructed flow path and a very low pressure drop when wide open. A non-rising or rising stem drives a wedge across the seat to give a tight shut-off, while the body is offered in cast iron (grey iron / ductile iron) to suit a range of media and temperatures from -10°C to 120°C (14°F to 248°F). Built across 2" to 24" and rated pn16 / class 125 to 250, it connects via flanged (flat face) and seals on hard-faced seats for dependable, long-life service. Because the gate must be fully raised or lowered, the valve is intended for fully-open or fully-closed duty and should not be used to regulate flow.

Technical Detail

Specifications

Size Range
2" to 24"
Pressure Rating
PN16 / Class 125 to 250
Temperature Range
-10°C to 120°C (14°F to 248°F)
End Connections
Flanged (flat face)
Body Material
Cast iron (grey iron / ductile iron)
Ball / Disc / Wedge Material
Bronze-mounted trim
Seat Material
Bronze seat ring
Stem Material
Brass / stainless steel stem
Port Type
Full Bore
Body Style
Gate valve
Operation
Handwheel, Gear, Electric, Pneumatic
Applications
Oil and gas, petrochemical, power generation, water treatment and general process pipelines
Design Standard
API 600 / API 603 / ASME B16.34
Testing Standard
API 598
Face to Face Standard
ASME B16.10
At a Glance

Key Features

  • Full-bore gate for low pressure drop
  • OS&Y bolted-bonnet design, non-rising or rising stem, flexible wedge, low-emission packing and gasket
  • Hard-faced wedge and seats for long service life

Options

  • NACE MR0175 compliant materials
  • Bevel gear operator
  • Actuation-ready mounting pads
  • Thermal-relief (DTR) systems
  • Double-lead stem for quick operation

Standards & Certifications

  • Design: API 600 / API 603 / ASME B16.34
  • Testing: API 598
  • Face-to-face: ASME B16.10
  • NACE MR0175 (optional)
Contact

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