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1, finned tube function: heat transfer;2, the fin-tube type: DR (extrusion type), L (winding type), high frequency welding;3, the fin-tube material: 1, base tube: carbon steel, stainless steel, copper, copper alloy, titanium and so on. 2, fin: aluminum (extruded type or wound type), steel (wound type, high frequency welding), copper (winding type).4, finned tube size: 1, base tube: OD16, OD19, OD1 ", OD38; 2, fin: OD34, OD44, OD57, OD70 (or by request).
finned tube