Black malleable iron full sockets are available here in sizes 1/4" (8mm) - 4” (100mm) nominal bore. All our cast malleable iron taper sockets have been manufactured by Jinan Meide to the BS EN 10242:1995 standard and bear the BSI Kitemark.
These pipe fittings are banded with female BSPT taper threaded to ISO 7-1 and 25 bar (PN25) pressure rated at up to 120°C. The full operating temperature range is -20°C – 300°C, black malleable iron fittings are often paired with BS EN 10255 steel tube for use on natural gas, oil, diesel, sewage and more.