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Manufactured pipe nipples.

Municipal Code of Chicago § 18-29-605.8
in effect
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18-29-605.8 Manufactured pipe nipples. Manufactured pipe nipples shall conform to the following standards: 1. Steel nipples: ASTM A733. 2. Brass-plated, copper-plated, or nickel-plated: ASTM B687
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2691543Fetched: 10/24/2026

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