Fabrication & Welding Services

The “R” stamp allows its holder to make repairs, alterations and re-rate pressure equipment that has been registered with the National Board of Boiler Inspectors (NBBI) and built to a “Code of Construction” such as the American Society of Mechanical Engineers Boiler and Pressure Vessel Code (ASME BPVC), as limited by the scope of the Certificate issued, with all work conforming to National Board Inspection Code (NBIC).

Services offered under the ‘R’ stamp:

  • Repairs: are removal and/or replacement of defective materials or parts.
    • Repairs that require replacement of parts, shall be of identical or equivalent as the original or it shall be deemed an Alteration.
  • Alterations: are augmentations, additions, or replacements that deviate from the original design of the pressure equipment.
  • Re-Rating: is a process of calculations, inspection and testing to elevate/lower a MAWP of related pressure equipment

ROC can now offer these services using some of the most skilled personnel in the industry including one of the industries’ top specialists in welding procedure development, welding process application, materials and pressure equipment repair.

Learn how ROC Service Company can provide you "best in class" service.

ROC Service Co Careers


Within ROC there exists numerous opportunities to build a career, not just work a job. Our training and career development programs are first-class.


ROC Service Co. is headquartered in Canonsburg, PA. We currently have district locations in Ohio, Oklahoma, Pennsylvania, Texas.

ROC Service Co Community


Engrained in ROC's culture is a duty to provide support to the communities in which we live and work. ROC encourages all employees to be good corporate citizens.