Pi std661 aluminum spiral finned tubes applicated for air cooler and heat exchanger
Specifications
Bare tube material:
(1) carbon steel tube sa179, sa334, sa214, sa106b, gb8163, gb9948, gb3087, 10#, 20#,

(2) stainless steel tube sa789, sa213, sa312, sa210, sa249, 304, 316, t11, t22, t91

(3) copper tube c1100, c12200, c44300, c68700, c70600, c71500, cuni90/10, 70/10, 70/20, 70/30 etc.
Fin length:130mm~180m
Fin od:25mm~82mm
Fin/inch: 5-12
Fin thickness: 0.2mm~1mm
Fin height: 3mm~16.2mm
Fin material: aluminum 1060, 1050, 1070
Fin type: extruded

Function
(1)energy conservation;
(2) long time using;
(3) light than steel fin;
(4) high heat transfer;
Copper c1100, c12200 extruded finned tubes, spiral fin tubes for air condenser and heat exchanger