` Heksagon - Delivering Engineered Solutions Globally

Delivering Engineered Solutions Globally



Features – PVC, CPVC

This solid, proven design is well suited for a variety of chemical, industrial and irrigation applications. Spears® Gate Valves are feature-packed with a variety of end connector options. Individual special features are found in each size range 1/2" through 2", 2-1/2" & 3", and in the full featured Heavy Industrial 4" valve. See Spears® Plug Gate Valves for 6" size.


  • Heavy Bodied PVC & CPVC Construction
  • Tapered Wedge with Specially Designed Sealing Surface
  • Non-Rising Stem Design
  • Patented Strain-Equalizing Stem/Wedge Thread
  • O-ring Stem Seals Instead of Packing - No Retightening Required
  • Buna-N, EPDM, or Viton® O-ring Seals
  • Positive Grip, High Impact Polypropylene Handwheel Operator
  • Fully Serviceable, Replaceable Components – Accessible Without Valve Removal
  • Buna-N and EPDM Gate Valves NSF Certified for Potable Water use
  • Suitable for Vacuum Service
  • Assembled with Silicone-Free, Water Soluble Lubricants
  • Metric Socket and BSP Thread Available, 1/2" - 2"


1/2" - 2" PVC & CPVC Heavy Duty Gate Valves

  • Available with socket, threaded or flanged end connectors.
  • Pressure rated to 200 psi @ 73° F. Flanged Valve Pressure Rated to 150 psi @ 73° F


2-1/2" & 3" PVC & CPVC Heavy Duty Gate Valves

  • Available with socket, SR Threaded (Special Reinforced) threaded or flanged end connectors.
  • Pressure rated to 150 psi @ 73° F.
  • Optional 2" Square/T-Style Operator Nut available.

Note: 2-1/2" size is a bushed down 3" valve.



4" PVC & CPVC Heavy Industrial Gate Valves

  • Available with socket, SR Threaded (Special Reinforced) threaded or flanged end connectors.
  • Pressure rated to 235 psi @ 73° F. Flanged Valve Pressure Rated to 150 psi @ 73° F
  • SS 316 Exterior Bonnet & Hardware
  • Built-in Quick-View Position Indicator
  • Optional 2" Square/T-Style Operator Nut available


Sample Engineering Specification

All thermoplastic Gate Valves shall be constructed from PVC Type I Cell Classification 12454 or CPVC Type IV Cell Classification 23447. All O-rings shall be Buna-N, EPDM or Viton®. All valves shall have non-rising stem and Polypropylene handwheel. All valve gate wedges shall have Strain-Equalizing threads. PVC valves shall have Polypropylene wedge and CPVC valves shall have CPVC wedge. All valve components shall be replaceable. All 1/2" through 2" valves shall be pressure rated at 200 psi, all 2-1/2" through 3" and all flanged valves shall be pressure rated at 150 psi, and all 4" valves shall be pressure rated at 235 psi for water at 73° F, as manufactured by Spears® Manufacturing Company.



Back >>


PT Heksagon Tiwikrama

Rukan Sunter Paradise Tahap II,
Blok A5 No.57
Jl. Bisma Raya, Sunter Agung
Jakarta 14350 - Indonesia

Telp. 021 – 6412817-20
Fax. 021 – 65308579
Email : sales@heksagon.co.id