Welding

At Bilfinger Intervalve Africa, we provide specialised welding, hardfacing, and metallurgical restoration solutions tailored for heavy-industry applications. Our welding division supports high-pressure, high-temperature, and corrosive environments repairs across the power generation, petrochemical, mining, and industrial sectors delivering strength, durability, and extended asset life.

We manage the complete welding process with strict adherence to international quality standards, ensuring traceability, mechanical integrity, quality and safety compliance. From precision TIG welding to advanced hardfacing technologies, our processes restore critical components to original design performance

• Precision TIG/GTAW, SMAW, automated MIG/GMAW & FCAW welding processes
• Weld build-up for component restoration and dimensional recovery
• Hardfacing (stellite & other fillers) for wear & erosion resistance
• Corrosion protection overlay (Stainless steels & other fillers) for components resistance in corrosive environments.
• Repair of operational defects (Cracks, cavities, geometry) and restore to original
• Pressure-boundary repair welding to original design & specified NDT
• Postweld Heat Treatment (PWHT)

• Carbon, alloy, creep resistance & stainless steels
• Cobalt-based alloys including Stellite
• Nickel-based high-performance alloys
• High-pressure hydraulic & turbine components

• Welders & Operators certified to ASME, AWS, & ISO requirements
• ISO 3834-2 certified welding quality management system
• Full inspection & testing visual, NDT, & mechanical testing as required
• Complete weld record documentation & certification

Bilfinger Intervalve Africa ensures superior weld integrity as specified on the design codes, extended component life, and reduced downtime keeping your critical plant assets protected and performing as per the design expectation.