ST Marine Offshore provides certified 4G (overhead) and 6G (inclined) welding services for Qatar’s marine construction and industrial sectors. Our ASME/AWS-certified welders deliver precision steel connections for ship hulls, offshore platforms, and structural steel projects, using advanced techniques to ensure durability in Qatar’s harsh coastal environment.

We specialize in high-strength welds for critical applications, including pressure vessels, pipelines, and port infrastructure, with thickness capabilities up to 50mm. All work undergoes rigorous NDT testing (X-ray/ultrasonic) to meet DNV, ABS, and QCDD standards.

Our mobile welding teams are available 24/7 with portable equipment for emergency repairs and dry dock operations, backed by 5-year performance warranties on all marine-grade welds.