Ri Engineering
102
Crew on the books
2
Major industrial sites
3834.3
AS/NZS ISO weld system
24/7
Shutdown & breakdown cover
Where we work

Two sites. One crew. Our own workshop.

We work where the plant is. Supervisors, trades and the paperwork move with the crew between Whyalla, Port Pirie and the workshop as the shutdown schedule demands.

Fabricated steel frame being lifted into place at the steelworks
Whyalla · Steelworks

Whyalla

An embedded on-site team of boilermakers, fitters and TIG welders working to the client's schedule and work-order system.

  • Rolling mills and steel products shutdowns
  • Mill service shop and CSG shop fabrication
  • Iron ore concentrator shutdowns
  • Repairables: cylinders, gearboxes, screens, chutes
  • Hydraulic hoses and fittings
Platform, stair and handrail steelwork on an operating plant
Port Pirie · Smelter

Port Pirie

Shutdown and maintenance crews at the Port Pirie smelter, with lead-site hygiene, bloods and permit controls built into how we run.

  • TSL caster mechanical and structural work
  • Blast furnace and slag fumer shutdowns
  • Floor, platform and structural repairs
  • Pipe fabrication and installation
  • 12-hour shift crews with riggers and supervision
Welded frame on stands in the Ri workshop
Workshop & yard

Ri Workshop

Our own shop for structural and plate fabrication, equipment manufacture, profile cutting and overflow work from both sites.

  • Structural and heavy plate fabrication
  • Pipe spools and flanged assemblies
  • Profile cutting and material prep
  • Coatings and galvanizing via approved suppliers
  • Delivered with ITP, weld maps and MDR
Capability

What we make, weld and maintain

Fabrication

  • Structural steel to AS/NZS 1554.1 GP and SP, and AS/NZS 5131 construction categories
  • Heavy plate work: chutes, hoppers, bins, launders and wear-lined assemblies
  • Equipment manufacture from client drawings or our own detailing
  • Platforms, walkways, stairs and handrail, fabricated and site-installed

Welding

  • Qualified welder register tracking process, joint, material, position and expiry
  • PQR-backed WPS library covering GMAW, FCAW, GTAW and MMAW
  • Pressure pipe welding to AS 3992, including 6G positional GTAW/FCAW
  • Weld mapping and traceability on every fabrication

Pipework & mechanical

  • Pipe spools fabricated and installed to AS 3992 / AS 4041
  • Flanged assemblies to AS 2129, valves and instruments
  • Hydraulic hose making, fittings and assemblies
  • Repairables: cylinders, gearboxes, mechanical overhaul and return to service

Site & shutdown

  • Planned shutdown crews with supervision, scoping and daily reporting
  • Breakdown and emergency repairs on live plant
  • Labour supply and backfill against client schedules and work orders
  • Rigging and crane-assisted lifts with our own riggers

Finishing & delivery

  • Surface prep and protective coatings to AS 2312
  • Hot-dip galvanizing to AS/NZS 4680 through approved suppliers
  • Dimensional inspection and fit-check before release
  • Packing, marking and delivery to the applicable standard

Steel supply

  • Local to the Whyalla steelmaker: UB, UC, PFC and angle sections
  • Supply-and-fabricate packages for walkways, frames, platforms and stairs
  • Interstate projects registered through ICN: Sydney Metro West, Tully BESS and others
Step 1Capability check
Step 2ITP issued & signed
Step 3Materials & certs
Step 4WPS at the workstation
Step 5Weld map & NDT
Step 6MDR handover
StandardWhat it covers for you
AS/NZS ISO 3834.3Quality requirements for fusion welding. Our whole weld system sits on it.
AS/NZS 1554.1 / .5Structural steel welding, GP and SP categories, and fatigue-loaded structures
AS/NZS 5131Structural steelwork fabrication and erection
AS 3992 / AS 4041Pressure equipment welding qualification and pressure piping
ISO 15614.1 · ISO 14731Procedure qualification testing and welding coordination
ISO 9712NDT by AINDT-certified personnel, coordinated through the project ITP
Workshop · in action

Steel preparation.
Precision at work.

Beam processing and CNC profile cutting for structural steel and plate fabrication.

AI illustration of a beam drilling and sawing line processing structural steel on roller conveyors

Beam line

Structural steel processing and preparation.

AI-generated illustration
AI illustration of a working CNC profile cutter cutting nested shapes from steel plate

CNC profile cutting

Profile cutting for plate fabrication.

AI-generated illustration
Work activities

Workshop and site support

Fabrication, installation, repairs and maintenance across Whyalla and Port Pirie.

Whyalla

Site services
  • Mechanical and structural maintenancePlant repairs, shutdown support, pipework and installation.
  • Steelworks supportRolling mills, steel products and equipment repair work.

Port Pirie

Site services
  • Smelter maintenanceCaster, furnace and fumer mechanical and structural work.
  • Fabrication and installationPlatforms, flooring, pipework and structural repairs.

Workshops

Fabrication
  • Structural steel and plate workBeam processing, profile cutting, frames, chutes and equipment manufacture.
  • Welding and repairablesWeld preparation, fabrication, mechanical repairs and finishing.
Availability

Plan your next job with Ri

Send us your scope, location and preferred dates. Our team will confirm suitable crew and workshop capacity.

Ask about availability
Talk to us

Book a crew or send a drawing

Shutdown labour, site repairs, or a fabrication package with Whyalla steel. Send the scope and we will confirm crew, dates and a price.

Phone08 8645 4918
Estimatingestimating@rieng.com.au
Operationsrod.reeves@rieng.com.au
Adminadmin@rieng.com.au
LocationsWhyalla · Port Pirie · SA