HMAS Canberra-GT Exh

PUBLISHED ON: 25 February 2025

Maritime Engineering Solutions for Defence , Navy Sustainment , Naval Shipbuilding Australia , Custom Metal Fabrication

Customer: Department of Defence – RAN – Royal Australian Navy.
Project: HMAS Canberra – Exhaust Ducts – TEX-331, TEX-332, TEX-651, TEX-652, TEX-653.
Sector: Defence – Ship Building – Sustainment Work.
Project Leaders: Jon Medcalf, Ash Shadbolt, Alan Quadling.
Quality Leaders: Greg Humphrey, Rav Wijeyaratna IWE,

Project Overview

Shadbolt Group has established a longstanding partnership with the Department of Defence – RAN – Royal Australian Navy, as a prominent provider in the sustainment works at Garden Island Sydney, NSW.

The Department of Defence – Royal Australian Navy engaged Shadbolt Group to construct five new Exhaust segments fabricated to Lloyds Rules. The work scope also included Shadbolt Group working closely with the Department of Defence – Royal Australian Navy to produce detailed shop drawings.

The initial brief was to coordinate and implement an updated design for the GT uptake ducting between the GT module and 2dk.

The scope of works included:

Duplicating the existing design to include design changes, design improvements as well as producing detailed shop drawing.
Fabrication of five new stainless steel exhaust duct segments to Lloyds Rules.
Satisfy the Objective Quality Evidence (OQE).
Additional work to include the removal of existing and installation of new GT exhaust ducted into HMAS Canberra.
Installation details classified.
Shadbolt Group – Fabricated in Pakenham, Melbourne – Installed in Garden Island, Sydney.

Product Statistics

TEX-331: Ø2220mm x 1897mm – Squire to Round.
TEX-332: Ø2366mm x 2121mm – Mounting Feet Attached.
TEX-651: Ø2220mm x 2531mm – Lobster Back.
TEX-652: Ø2366mm x 5140mm.
TEX-653: Ø2366mm x 3612mm. Detachable Mounting Feet.
Material – Stainless Steel – AISI 321 / UNS S32100 / DIN 1.454 – Reinforced with titanium, 321 stainless steel excels in high temperature environments. used in aircraft engines, expansion joints, thermal equipment, refinery equipment, and high temperature chemical processing equipment.