Flow Control - Clamps

Stainless Steel Clamps for Pipes Australia

Derwent Industries Clamps, Tapped Clamps and Sewer OB‘s were recently added to the Derwent range with a new robotics manufacturing facility being established in North East Victoria. The Derwent (Kawandah) Clamps and Couplings are approved for use on Gas pipes by AGIG. For approved sizes, please do not hesitate to contact our sales team.

The Stainless Steel Clamps (Kawandah®TM – Cocky Clamp) were developed for the Australian and export markets by the Evans Group of companies in 1981, in Wangaratta Victoria. The iconic logo of the cockatoo (Current trademark) is the logo we are proud to use today to represent the range.

Derwent Industries manufactures and distributes, under the Derwent Flow Control, a range of 316 Stainless Steel Clamps.

Derwent Clamps, Tapped Clamps and Couplings are approved for Water usage by WSAA and Gas by AGIG.

FAQ

  • Ball Valve 2-Way VEE FIP UPVC: Features an Easyfit Design in sizes DN10 to DN50.
  • TKDFIP-UPVC 3-Way Ball Valve: Built with DualBlock® technology for safe, industrial-grade multi-port control.
  • Ball Valve 2-Way VEE FIP UPVC: Features an Easyfit Design in sizes DN10 to DN50.
    TKDFIP-UPVC 3-Way Ball Valve: Built with DualBlock® technology for safe, industrial-grade multi-port control.
  • Ball Valve 3-Way FIP FTKD UPVC Industrial (TKD): Industrial-grade 3-way distribution valve.
  • FTKD-FIP-UPVC: 2-way ball release valve.
  • FIP Ball Valve 2-Way VKD PVC-U: Includes standard models as well as larger VKD DN 65–100 sizes.

Derwent Industries manufactures and distributes its clamp range under the Derwent Flow Control brand, constructed from high-grade 316 Stainless Steel for corrosion resistance and long service life.

  • Yes, Derwent Clamps, Tapped Clamps, and Couplings hold major Australian utility approvals:

    • Water Applications: Approved by the Water Services Association of Australia (WSAA).

    • Gas Applications: Approved by the Australian Gas Infrastructure Group (AGIG). (Contact the sales team for specific approved size configurations).

The line includes:

  • Stainless Steel Repair Clamps (Kawandah® / Cocky Clamp)

  • Tapped Clamps

  • Couplings

  • Sewer OBs

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