Welding CERTIFICATIONS
R stamp
Impact Industrial & Fabrication is certified to perform pressure vessel repairs and alterations under the National Board “R” Stamp, issued in accordance with the requirements of the National Board of Boiler and Pressure Vessel Inspectors and the National Board Inspection Code (NBIC).
Our R-Stamp authorization allows our team to perform code-compliant repairs and alterations to pressure vessels, boilers, and pressure-retaining equipment while maintaining full documentation and traceability required by regulatory authorities and authorized inspectors.
Pressure vessel work requires strict adherence to code procedures, qualified welding, and thorough inspection protocols. Our team brings extensive experience in industrial welding, piping, and pressure system repairs, ensuring repairs are performed safely and in accordance with all applicable codes and standards.
Our R-Stamp services include:
• Pressure vessel repairs
• Pressure vessel alterations and modifications
• Nozzle additions and replacements
• Weld repairs to pressure-retaining components
• Replacement of pressure vessel components
• Code documentation and repair reports
• Coordination with Authorized Inspectors (AI)
• Fabrication and installation of pressure-retaining components
All work is performed in compliance with applicable industry codes including:
• ASME Boiler and Pressure Vessel Code
• National Board Inspection Code (NBIC)
• National Board repair and alteration requirements
Impact Industrial maintains qualified welding procedures, certified welders, and detailed quality documentation to ensure all repairs meet the standards required for continued safe operation of pressure vessels and pressure systems.
By combining our mechanical construction experience, welding expertise, and code compliance, we are able to support industrial facilities with reliable pressure vessel repair services that minimize downtime and keep operations running safely.

U stamp
Impact Industrial & Fabrication is authorized to manufacture pressure vessels under the ASME “U” Stamp, issued in accordance with the requirements of the American Society of Mechanical Engineers and the ASME Boiler and Pressure Vessel Code.
The U Stamp certification allows our team to fabricate new pressure vessels that meet the strict design, manufacturing, inspection, and documentation requirements defined by ASME Section VIII, Division
1. This certification demonstrates our commitment to delivering pressure-retaining equipment built to the highest standards of safety, reliability, and quality.
Pressure vessel fabrication requires precise engineering coordination, qualified welding procedures, certified welders, and rigorous inspection throughout the manufacturing process. Our fabrication team follows a structured quality program to ensure every vessel is built in compliance with applicable codes and verified by an Authorized Inspector.
Our ASME U-Stamp capabilities include:
• Fabrication of new pressure vessels
• Custom pressure vessel manufacturing
• Process vessels for industrial systems
• Pressure-retaining components and assemblies
• Carbon steel and alloy vessel fabrication
• Vessel nozzle installation and reinforcement
• Code documentation and Manufacturer’s Data Reports
All pressure vessels are fabricated in accordance with applicable industry codes and standards, including:
• ASME Boiler and Pressure Vessel Code
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