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National Board of Boilers & Pressure Vessels “R-Stamp” authorization.

Riggio “R-Stamp” Authorization:

Riggio applied to the National Board of Boilers & Pressure Vessels and has obtained the “R-Stamp” authorization.

The “R-Stamp” accreditation confirms that we have and maintain a strict quality system allowing us to repair and/or make alteration to Boilers, Pressure Vessels, and other pressure-retaining items, under the requirements of the ASME and National Board Inspection Code (NBIC).

Welding services include pressure vessel welding. Weld build-up, corrosion overlay and hard surfacing of critical valve components.

R Stamp Certificate No R-9010 R Stamp Certificate

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