ASME Certified

  • ASME Certified Vessel Manufacturer
  • U-Stamp for shop fabricated vessels
  • R-Stamp for field repairs and modifications

One Source Systems is certified to build and stamp pressure vessels validating compliance with the ASME code.  The stringent processes required for ASME certification provides assurance that you will receive a safe, quality vessel for your specific service requirements.  Our experience has included vessels for propane, sour gas, ethanol, benzene and many other flammable and toxic liquids all built to the exacting standards of the ASME code.