... Pipe Fittings(elbows, tees, sockets, bends, nipples, unions, crosses, flanges, plugs, backnuts, crosses over, round caps, etc. ) 2. Thread Standard: British standard, American standard ... galvanized Kind: Beaded, Banded, Plain American standard: Materials: ANSI/ASME A197-79 Dimensions ... Standard: Materials: ISO 5922 BS 143 and BS1256 Dimensions: ISO 49, Threads: ISO 7/1 Malleable Iron Pipe Fittings ...