Welding Services and Industrial Fabrication

Thielsch Engineering Piping

Thielsch Engineering provides high-quality and cost-effective welding services for power generating, chemical, pharmaceutical, and water treatment facilities. Our staff of qualified welding engineers and technical personnel performs both field installation and repair as well as shop fabrications that meet all code requirements. With the capabilities to develop and implement specialty weld repairs, we specialize in difficult, unique conditions and unusual weld applications.


We possess the ASME Certificates of Authorization, or Code Stamps, that allow us to design and fabricate pressure vessels “U”, piping “PP”, and boilers. We also possess the National Board “R” Stamp which allows us to repair Code-Stamped equipment and piping.

Due to the extensive range of engineering services provided by our company, we are uniquely qualified to solve a multitude of problems. Assisting in designing a process, specifying a piece of equipment, fabricating equipment and associated piping, erecting equipment on-site, as well as performing a precoommissioning inspection of equipment and piping. We also provide Field Service in the form of on-site inspections, weld repairs, condition assessment, failure analysis, etc.


Welding Capabilities:
Complete in-house and field welding capabilities
Structural steel fabrication
Heat treatment to ASME Code requirements
Pressure vessel fabrication and repair
Valve rebuilding and repair
Piping system fabrication and repair

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