ASME Certificate of Authorization : Shop Fabrication of Piping Systems in accordance with CSA-B51, CSA-B52, and ASME B31.5. BERG Service Inc. holds a Certificate of Authorization for Field Piping Assembly in accordance with CSA-B51, CSA-B52, ASME B31.1, and ASME B31.5. BERG Chilling Systems Inc. Brazers are tested to ASME Section IX. |  |