ASTM A463

Aluminized steel type 1 is a low-cost sheet steel coated on both sides with a 10% Silicon-Aluminum alloy on a continuous hot-dip coating line. This product has excellent heat resistance, superior heat reflectivity and the corrosion resistance of aluminum combined with the inherent strength of steel.

Availability
(A) Commercial Steel
(B) Structural Steel
(C) Deep Drawing Steel
(D) Extra Deep Drawing Steel

Coating Weight
Imperial – Ounces per square foot 

Coating DesignationMinimum Limit Triple Spot CheckMinimum Limit Single Spot Check
T1 40 (Regular)0.40.3
T1 25 (Light)0.250.2

Metric – Grams per Square Metre 

Coating DesignationMinimum Limit Triple Spot CheckMinimum Limit Single Spot Check
T1 120 (T1 40 Regular)12090
T1 75 (T1 25 Light)8060