Advanced Welding Solutions for Industrial Applications
Our Welding Capabilities
Stellba offers comprehensive welding solutions across all major processes, specializing in wear protection and high-temperature materials. Our expertise spans manual and automated welding technologies including GTAW (TIG), Hot Wire GTAW, SMAW (Stick), MIG/MAG, PTA (Plasma Transferred Arc), oxy-acetylene, and laser welding.
Technical Qualifications
Our expertise is backed by more than 120 WPS (Welding Procedure Specifications) and more than 45 WPQR (Welding Procedure Qualification Records), covering multiple technologies according to customer specifications with continuous development across different applications.
Specialized Services
We excel in PTA welding applications including Stellite 6 on austenitic steel, Inconel 625 on martensitic steel, and PTA ID welding for guiding bushes. Our material capabilities include wires such as UTP68HH, IN617, IN625 and rods including Stellite 6, Stellite 12, and Stellite 21.
Quality Standards
We maintain EN 3834-2 welding standard and ISO 9001 quality management certifications. Our testing capabilities include visual inspection, dye penetrant testing, ultrasonic testing, magnetic powder testing, radiographic testing, hardness testing, and microstructure examination.
Applications
Our services support steam turbine components, valve manufacturing and repair, pressure vessel construction, pipeline welding, structural fabrication, and maintenance welding for industries requiring high-performance welded components.