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Expert Mobile Welding Services in Perth
KJ Welding is a fabrication and welding company based in Perth, Western Australia, dedicated to delivering high-quality welding solutions with precision and attention to detail. With over 20 years of experience in the industry, we specialize in mobile welding services, equipped with state-of-the-art equipment to handle projects in remote and challenging environments. Our trucks are self-sufficient, featuring power sources, generators, and advanced welding tools to ensure operational independence. We serve diverse sectors including mining, oil and gas, engineering, and manufacturing, offering expertise in stainless steel, aluminum, and exotic materials.

Our team adheres to rigorous standards such as ASME 1X, AS1210, AS/NZS 3834, and 5131, ensuring compliance and excellence in every project. We pride ourselves on reliability, technical proficiency, and a client-centric approach, providing tailored recommendations to optimize value and quality. Our commitment to safety, precision, and customer satisfaction has earned us a reputation as a trusted partner for both industrial and commercial welding needs.
Services
Mobile Welding Stainless Steel Fabrication Heavy Vehicle Modifications Qualified Welding Pressure Vessel Welding Structural Steel Fabrication Aluminum Welding Pipeline Installation Hardfacing NDT Reports
Highlights and features
  • We offer over 20 years of specialized welding experience in remote and industrial environments.
  • Our mobile units are fully equipped with self-sufficient power and welding systems.
  • Certified welders comply with ASME, AS/NZS, and AWS standards for quality assurance.
  • We provide tailored solutions for mining, oil and gas, and heavy vehicle sectors.
  • Clients praise our reliability, technical expertise, and timely project completion.
Associations and certifications
  • ASME 1X
  • AS1210
  • AS/NZS 3834
  • AS/NZS 5131
  • AWS D1.1
  • AWS D1.6
  • AWS D10.8
What people say
Quality work Excellent work Great job Very professional Reliable and responsive
Services
Mobile Welding
Our mobile welding services bring advanced equipment to remote and industrial sites, ensuring high-quality repairs and fabrication without relying on external power. Trucks are equipped with 3-phase generators, welders, and tools for self-sufficient operations. Ideal for mining, oil and gas, and emergency repairs, this service guarantees precision and compliance with Australian and international standards.
Stainless Steel Welding
Specializing in stainless steel welding and fabrication, we deliver corrosion-resistant solutions for industrial applications. Our team uses advanced techniques to minimize distortion and contamination, adhering to ASME B31.3 and AS/NZS 1554.6 standards. Services include pipe fitting, pressure vessel welding, and structural components, ensuring durability and compliance for critical environments in Perth and remote areas.
Heavy Vehicle Modifications
We provide certified heavy vehicle modifications, including chassis alterations, towbar installations, and GVM re-rating, compliant with VSB-6 regulations. Our services cater to mining and transport sectors, offering structural reinforcement and custom fabrication for trailers, tow trucks, and specialized equipment. All work meets Australian standards for safety and performance.
Qualified Welding
Our welders hold qualifications for ASME, AWS D1.6, and AS/NZS 1665 standards, ensuring compliance for aluminum, stainless steel, and high-strength quenched steels. This service covers pressure piping, vessel fabrication, and structural welding, with documentation including welding procedures and NDT reports for quality assurance in regulated industries.
Structural Steel Fabrication
We offer structural steel fabrication compliant with AS/NZS 5131 and AWS D1.1 standards, supporting commercial and industrial projects. Services include on-site assembly, beam welding, and custom steelwork for buildings and infrastructure. Our team ensures precision in load-bearing structures, combining technical expertise with adherence to safety regulations.
Questions
What welding services do you offer?
We provide mobile welding, stainless steel fabrication, heavy vehicle modifications, pressure vessel welding, and certified structural steel fabrication.
Do you serve remote locations?
Yes, our self-sufficient mobile units operate in remote areas across Western Australia.
Are your welders certified?
Our team holds qualifications for ASME, AWS, and AS/NZS standards, including aluminum and stainless steel welding.
Can you handle urgent welding projects?
Yes, we prioritize emergency repairs and time-sensitive projects with rapid response times.