... quality, more spec, designed by customer's require Wire tube evaporator used in refrigetation system1. Main use: ... etc2.material outer diameter:4.0mm, 4.76mm, 6.35mm, 8.0mm etc3.material wall thickness:0.5mm ... 0.6mm, 0.65mm, 0.7mm etc4. steel wire:1.2mm, 1.3mm, 1.5mm5.certification:ISO9001:2008 ... , ISO14001:2004 6.surface treatment: copper coated, bundy tube 7.line steel wire is welded on copper ...