... Material: 330-8 2. Standard: BS, NPT, DIN 3. Quality Certificate: ISO9001:2008 galvanized malleable ... , especially in class 150:1. Items: tee, elbow, socket, nipple, bushing, bend, cap, plug, locknut, cross ... , coupling, union, flange, and so on2. Thread Standard: BS, NPT,DIN3. Edge: banded, beaded, plain4. Surface: galvanized ... 87873733 galvanized malleable iron pipe fitting---socket with linner plastic