Div. B › Part 7 › 7.2 › 7.2.6 — Ferrous Pipe and Fittings

7.2.6.5 — Screwed Cast Iron Water Fittings

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(1) Screwed cast iron water fittings shall conform to ASME B16.4, “Gray Iron Threaded Fittings: Classes 125 and 250”.
(2) Screwed cast iron water fittings used in a water system shall be cement-mortar lined or galvanized.
(3) Screwed cast iron water fittings shall not be used in a drainage system.
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