Copper-coated welded steel tube Application: May be used for each kind of heat conduction material, as well as the ... 1) Material: SPHC, SPD, SPHE, Q195-Q235, etc.2) Application: Be used for each kind of heat conduction material, as well asthe ... machine .We can produce according to customers' needs.3) Packing: For sea shipment packing or customer's requirement. Copper-coated welded steel ...