PART 7 — PLUMBINGUpdated for the 2024 Ontario Building Code
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7.2.6.13.Stainless Steel Threaded Fittings
(1) Stainless steel threaded fittings shall be Schedule 40 or greater conforming to
(a) ASTM A182 / A182M, “Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged
Fittings, and Valves and Parts for High-Temperature Service,” or
(b) ASTM A351 / A351M, “Standard Specification for Castings, Austenitic, for Pressure-Containing Parts.”
(2) Stainless steel threaded fittings shall be made of a material that matches the grade of the pipe material used.
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Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.