HDG galvanised malleable iron 180 degree return bends are available here in sizes 1/2" (15mm) - 2" (50mm) NB, all of these cast malleable iron bends have been manufactured by Jinan Meide to the BS EN 10242:1995 standard. Hot-dip galvanised pipe fittings all come with female BSP taper threaded ends to ISO 7-1 and bear the BSI Kitemark, they’re also 25 bar (PN25) pressure rated at up to 120°C.
Malleable iron return bends have a full operating temperature range of -20°C - 300°C and are often used with BS EN 10255 steel tube on installations handling unleaded fuels, compressed air or non-potable water.