STEEL PIPE NIPPLES - 4"
Imported steel nipplesSize= nipple diameter x lengthProduct complies with ASTM A-53, A-733 and -ANSI B1.20.1 for threading, dimensions and -pipe specifications - all are hydrostatic testedBlack nipples protected against oxidation with -varnish coating - Galvanized nipples have -zinc coating applied by hot dip process