

To Assure.
Tetrahedron International Professional Services Pty Ltd (TIPS)

Chartered Professional Welding Engineer Consultation
Our Chartered Professional Welding Engineer consultation services offer expert guidance in welding procedure development, code compliance, and quality assurance. With deep knowledge of industry standards such as ASME, AWS, and ISO, we provide technical support for critical welding applications across sectors including construction, manufacturing, and oil & gas. Whether you need assistance with welding documentation, inspection, or failure analysis, our certified professionals ensure safety, efficiency, and regulatory compliance in every project.
Front-End Engineering Design (FEED) Involvement
- Welding Scope Definition in Early Project Phases - Input to Material Selection Based on Weldability and Service Requirements - Assessment of Welding Risks & Constraints in Concept Design - Welding Process Selection Based on Project Scale, Materials & Codes - Input to Construction Sequence and Modular Fabrication Planning - Estimation of Welding Time, Cost, and Resource Requirements - Specification of NDT and Inspection Requirements in Design Stage - Development of Preliminary Welding Quality Plans (WQPs) - Technical Evaluation of Vendor and Subcontractor Welding Capabilities
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Risk, Safety & Failure Prevention
- Root Cause Failure Analysis of Weld Defects or Failures - Fitness-for-Service Assessments for Damaged Welds - Development of Repair Procedures for In-Service Equipment - Recommendations for Hydrogen-Induced Cracking Prevention - Control of Weld Residual Stresses & Distortion
Our Professionals are Skilled in handling a broad range of engineering materials






Material Type
Carbon Steel
Service Lines/ Applications
Pipelines, structural supports, pressure vessels, jackets, storage tanks
Risk Mitigations
Cost-effective but requires corrosion control
Material Type
Duplex Stainless Steel
Service Lines/ Applications
Subsea jumpers, manifolds, risers, firewater systems, seawater injection
Risk Mitigations
Seawater corrosion, stress corrosion cracking
Material Type
Inconel
Service Lines/ Applications
Cladding in subsea pipes, high-temp/high-pressure applications, sour service
Risk Mitigations
Sour service corrosion (Hâ‚‚S), high temp/pressure
Material Type
Titanium
Service Lines/ Applications
Umbilical tubes, subsea control lines, heat exchangers in seawater service
Risk Mitigations
Extreme corrosion, weight reduction, biofouling
Material Type
Cladding
Service Lines/ Applications
Flowlines and risers in sour or corrosive service (Inconel 625 cladding on CS)
Risk Mitigations
Internal corrosion in sour or COâ‚‚-rich environments
Material Type
Aluminium
Service Lines/ Applications
Lightweight frames, ducting, non-load-bearing modules
Risk Mitigations
Weight reduction, non-corrosive in dry conditions






Material Type
Stainless Steel
Service Lines/ Applications
Process piping, potable water, hygienic systems, non-corrosive flow lines
Risk Mitigations
Corrosion (basic), hygienic contamination
Material Type
Super Duplex Stainless Steel
Service Lines/ Applications
Subsea piping, manifolds, umbilicals, high-pressure seawater systems
Risk Mitigations
Chloride stress corrosion, high pressure fatigue
Material Type
Hastelloy
Service Lines/ Applications
Acid service lines, chemical injection lines, hydrogen sulfide environments
Risk Mitigations
Acid attack, oxidizing agent corrosion
Material Type
Copper-Nickel
Service Lines/ Applications
Seawater cooling lines, firewater mains, ballast systems
Biofouling, seawater corrosion, low maintenance
Risk Mitigations
Material Type
Alloy Steel
Service Lines/ Applications
High-temperature steam lines, reformers, headers
Risk Mitigations
Creep, oxidation, thermal fatigue
Material Type
Cast Iron/ Ductile Iron
Service Lines/ Applications
Buried water mains, gravity sewer systems, manholes
Risk Mitigations
Buried service, abrasion, cost-effective
Our Engineer's Professional Registrations

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