Aluminum Extrusion Tube 1.material: 1060,1070,3003 2.for ... evaporator in A/C 3.packed by wooden crate 4.standard: GB/T4437 Aluminum ... Extrusion Tube Brand: JYALPlace of Origin: Henan China.1060 aluminium ... tube standardGB/T , ASTM, JIS, DIN, ENcertification ...