Solder Ring 90 Deg Elbow,Copper fitting, 1.Material: red copper 2.Standard: EN1254, BS864, ANSI/ASME ... .22, DIN2856, GB/T1161 Solder Ring 90 Deg Elbow,Copper fitting,1.Material: red copper2.Standard: EN1254, BS864, ANSI/ASME B16 ... around the world. J9104 Solder Ring 90 Deg Elbow,Copper fitting