... copper tubes, high-precision copper alloy strps, environmental protection copper water tubes and other copper products.The main products are: LWC plain copper tueb, ACR Copper Tubes, Capillary Tubes, Copper Water Tubes, and Copper ... .2mm4)Temper:O,1/4H,1/2H,H,EH,SHCopper tube: 1.Inner-grooved copper tube1) Alloy no.: C12200, Temper: soft drawn or light ...