Specialty Welding Contractor – Industrial & Marine

welding process piping, heat exchangers and pressure vessels

Riggins performs both planned and emergency industrial repair and construction, with particular focus on welded process piping, heat exchangers and pressure vessels in process equipment environments.

Examples may include retubing of heat exchangers, repair of column trays, ASME “R” stamp vessel repairs, x-ray quality piping installation and general boiler making services.


  • Industrial
  • Pipes & tubes
  • Pipeline welding contractor services
  • Mil Spec/NAVSEA 
  • Marine

Over 100 Weld Procedures

Whether it is a special alloy, one of many welding processes, a need for customized procedures or focused manufacturing strategies to minimize weld distortion, Riggins has been meeting these challenges for over half a century.

Any Metal

Metals we frequently work with are: stainless steel, carbon steel, aluminum, Duplex stainless steels, copper alloys, nickel alloys, Monel®, Inconel®,and Haynes® alloys and NAVSEA grades.

  • Carbon steel 
  • Copper nickel 
  • Inconel 
  • Monel
  • Stainless
    • Stainless pipe welding
    • Stainless tube welding 


Pressure vessel weldingHeat exchanger carbon TIG welded nozzleHeat exchanger carbon TIG welding
Stainless steel weldingASME packed column tower pressure vessel stainless steel weldingStainless steel fabrication welding wastewater treatment plant pipe spoolsASME sectionVIII pressure vessel stainless steel alloys TIG welding