... ASME B16.22, EN1254 & BS864-2 Copper Pipe FittingCopper fitting, fitting, pipe fitting, copper elbow, copper coupling, copper tee, copper connector, ... socket, copper reducing, copper equal tee, copper manifold, cu fitting, cu elbow, cu coupling, cu tee, cu connector, cu ... & easy assembling.Suitable for refrigeration, heating and kinds of plumbing equipment, like liquid, oil & gas.OEM requires optional ...