Melhor fabricante de bobinas de aço
Melhor fabricante de bobinas de aço
www.chinaxinogroup.com/xy
86-532-8670 5786
86-532-8670 5786
info@xinosteel.com
86-158 9880 2017
BOXING,SHANDONG / TIANJIN / HEBEI
QINGDAO / TIANJIN /BEIJING / HONGKONG
The excellent corrosion resistance of Galvalume is owed to a combination of galvanic protection provided by the zinc coating protection by the mechanical aluminum barrier. The Galvalume steel is about 2 to 4 times more resistant to corrosion than galvanized steel.
| COATING LOSS (m) | ||||
| ENVIRONMENT | Years of Exposure | (A) Conventional Zinc | (B)55% Al-Zn Alloy | A / B Ratio |
| Marine - Severe | 2.5 | 16.8 | 5.2 | 3.2 |
| Industrial | 7 | 9.8 | 3.4 | 2.9 |
| Marine | 4 | 5.9 | 1.4 | 4.2 |
| Rural | 4 | 1.4 | 0.8 | 1.8 |
