 |
Directly replace copper tube because:
1). Copper coating both inside/outside tube.
2). Special soft steel material, similar elongation rate.
3). Salt spray test > 1000 hours, the copper coating keeps same color.
4). Cheaper and stable than copper tube.
5). Application test approved , supplying to GREE, MEDIA, HAIER
1). Copper coating both inside/outside tube.
2). Special soft steel material, similar elongation rate.
3). Salt spray test > 1000 hours, the copper coating keeps same color.
4). Cheaper and stable than copper tube.
5). Application test approved , supplying to GREE, MEDIA, HAIER