gi malleable cast iron pipe fitting banded cap 1.malleable cast iron 2.ISO9001&BV 3.1/8"-6" 4.Working pressure=1.6MPA we are a professional manufacutre and supplier in developing malleable iron pipe fittings and lining plastic.we haved achieved ISO9001 certificate 1.any size,any color,any packing for high pressure gi pipe fitting gas union can strictly as your need2.widely used for joint pipeline ...