The National Board of Boilers & Pressure Vessel Inspectors Certificate of Authorization for applying the “NB” mark and register Boilers, Pressure Vessels or other Pressure retaining items
The National Board of Boilers & Pressure Vessel Inspectors Certificate of Authorization “R” Stamp for Repair / Alterations.
For Manufacture and Assembly of Power Boilers and Field Service Controls.
For Fabrication and Assembly of Pressure Piping and Field Sites Control.
For Manufacture of Pressure Vessels (Division 2) and Field Site Control.
For Manufacture of Pressure Vessels (Division 1) and Field Site Control.
2000 Accreditation for Design and Manufacture of Pressure Vessels, Heat Exchangers, Storage Tanks, Allied Piping, & Structural and Repair Service
