STZ nipples are the way to go when selecting water pipe for your residence. Our durable, schedule 40 galvanized steel is hydrostatically tested. Nipples, fittings and pipe are available in an array of sizes to fit residential and light commercial water applications. • For use with potable drinking water • Rated at maximum 231 psi at 400°F • Hydrostatically tested • Galvanizing on nipples done by hot dip process, according to ASTM A153 • Galvanized nipples are certified to NSF 61 and the lead free law • Durable steel construction
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