Type of Weather Resistant ALSTAR
Specification designation
 
Type of Weather Resistant ALSTAR
 Table.1 Type of Weather Resistant ALSTAR
Type
Symbol
Commercial quality
C
Structural quality400N grade
K400
440N grade
K440
 
Post treatment
  Table.2 Post treatment of Weather Resistant ALSTAR
Post treatment type
Symbol
Oil
MO
Chromate
N
Chromate and Oil
NO
Resin film
NH
 
Coating Mass
  Table.3 Coating Mass of Weather Resistant ALSTAR
Symbol
Minimum mass on both sides(g/m²)
Corresponding coating thickness(µm)
150
150
55
200
200
74
Notes1.Minimum mass on both sides is an average obtained .
2.Corresponding coating thickness means the total thickness of coating on both sides corresponding to the minimum mass of aluminum coating.
 
Example of designation
 
 
001