Skip to content
Search
   CONTACT US        GET A QUOTE   

Quality Certifications

Quality Certifications


Industry accreditations

Superior Tube maintains an AS9100 compliant Quality System, regularly audited and certified by Det Norske Veritas (DNV), a third party accreditation body.
NADCAP Non-Destructive Testing certification
Our Non-Destructive Testing program is NADCAP compliant and certified through regular audits by PRI.
NADCAP Heat Treatment certification
Our Heat Treatment program is NADCAP compliant and certified through regular audits by PRI.
NADCAP Welding certification
Our Welding program is NADCAP compliant and certified through regular audits by PRI.
Industry approvals 

To support our efforts in the commercial nuclear industry, our Quality System is based on the applicable requirements of ASME Pressure Vessel Code NCA 3800, 10CFR50 – Appendix B, and ASME NQA-1.  Our QMS is regularly audited individually by our commercial nuclear customers, and the results of these audits shared within the NIAC community. 

Calibration of Measuring Equipment is per ANSI Z-540 and ISO 10012.


Customer approvals include 
  • Boeing (commercial and military) 
  • Gulfstream 
  • Bombardier / Canadair 
  • Embraer 
  • Lockheed Martin 
  • Pratt & Whitney 
  • GE Aviation

We also have a large number of customer specific approvals covering all industries. Reference lists and individual client approvals are available on request.