Certifications & Memberships

Belco Manufacturing Company, Inc. is a highly accredited and certified company. We are an ASME RTP-1 Accredited company as well as third party certified to ASTM 2992, ASTM 3996, ASTM 2310 for the manufacture of pipe or duct with Hydrostatic Design Basis (HDB) Category U rating (hoop stress of 12,500 psi or 86.2 MPa). Belco is also AMCA certified for fiberglass dampers.

Our accreditations and certifications can be viewed below:


ASME RTP-1 Certificate of Accreditation

API Certification


Hydrostatic Design Basis per ASTM D2992 – Bodycote Broutman Report


  • ACMA: American Composites Manufacturers Association – website
  • AMCA: Air Movement and Control Association – website
  • API: American Petroleum Institute – website
  • CTI: Cooling Technology Institute – website