The Technical Standards and Safety Authority (TSSA) adopts standards and administers the policies, procedures and processes for the certification of welders and brazers regulated under the Technical Standards and Safety Act, 2000’s Ontario Regulation 220/01: Boilers and Pressure Vessels (BPVs). Businesses that repair/alter BPVs and install/repair associated piping systems are required to hold a Certificate of Authorization (COA) from TSSA or another Canadian jurisdiction. Companies with a National Board Certificate of Authorization (“R” stamp) are also acceptable for repairs/alterations of BPVs.
In the following directory, you can find a listing of businesses that hold a COA issued by TSSA. Please note that the information in this directory is updated periodically and may not reflect the most recent information available for each entry. If you have a question or concern regarding any of the information contained on this page, please contact customerservices@tssa.org or call 1-877-682-TSSA (8772).
CURTISS-WRIGHT NUCLEAR CANADA DIV OF CURTISS-WRIGHT CORPORATION
- Address:
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165 PONY DR
NEWMARKET, ON
Canada
L3Y 7B5 - Products/Services:
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CSA-B51 Fittings
Status: 08-26-2023
Number: QA-03114
Fabrication of Welded and Non-Welded Category A, B, C, F and H type Fittings only at the Above Location Only. In accordance with CSA Standard B51 Boiler, Pressure Vessel and Pressure Piping Code.
CSA-N285.0 Nuclear Fittings (SHOP ONLY)
Status: 08-26-2023
Number: QA-03115
Fabrication of Class 1, 2 and 3 Welded and Non-Welded Category F and H type Fittings with or without design responsibilities at the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.
Vessels, Pumps, Valves, Piping & Containment (N with NA)
Status: 08-26-2023
Number: QA-05804
Construction of Class 2 and 3 Pumps; Class 2 and 3 Shop Assembly; At the Above Location Only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.
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