Certifications
Helfrich Brothers holds the following quality assurance codes and certifications:
American Society of Mechanical Engineers (ASME)
- S Certificate of Authorization
- H Certificate of Authorization
- U Certificate of Authorization
- PP Certificate of Authorization
National Board of Boiler and Pressure Vessel Inspectors
- R Certificate of Authorization
- NB Certificate of Authorization
Download all of our Certificates of Authorization (PDF)
Helfrich is also ASME Certified for ASME Section VIII Division 1 Pressure Vessels; Our Welders and Welding Procedures are Certified to ASME Section IX, AWS D1.1, and AWS D1.6; and we can also fabricate and certify to 2014/68/EU Pressure Equipment Directive.
Our quality inspectors are certified to work in-house and, in the field, to ensure high performance product is delivered.