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aluzinc steel coil

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Galvalume Steel Coil Aluzinc Steel Strips
COATINGS
Designation Coating weight - Coating thickness
EN 10326 - EN 10327 Double sided (g/m²) (µm per side)
AZ100 100 13
AZ150 150 20
AZ165 165 23
AZ185 185 25
AZ200 200 26
Coating thickness for indication
 
STEEL GRADES
Steel for bending and deep drawing applications
Designation Re Rm A80
EN 10327 (N/mm²) (N/mm²) (%)
DX51D+AZ >= 140 270 - 500 >= 22
DX52D+AZ 140 - 300 270 - 420 >= 26
DX53D+AZ 140 - 260 270 - 380 >= 30
DX54D+AZ 140 - 220 270 - 350 >= 34
DX56D+AZ (HFX)* 120 - 180 260 - 330 >= 39

Measurements transverse to rolling direction. When thickness t < 0.7 mm, A80 should be decreased with 2%

* Steel grade not mentioned in the standard

 
STRUCTURAL STEEL
Designation Re Rm A80
EN 10326 (N/mm²) (N/mm²) (%)
S220GD+AZ >= 220 >= 300 >= 20
S250GD+AZ >= 250 >= 330 >= 19
S280GD+AZ >= 280 >= 360 >= 18
S320GD+AZ >= 320 >= 390 >= 17
S350GD+AZ >= 350 >= 420 >= 16
S380GD+AZ* >= 380 >= 450 >= 22
S420GD+AZ* >= 420 >= 500 >= 21
S550GD+AZ >= 550 >= 560 -

Measurements in rolling direction. When thickness t < 0.7 mm, A80 should be decreased with 2%

* Steel grade not mentioned in the standard

DIMENSIONS

Thickness (mm)

Width (mm)

0.20 - 2.00

700 - 1500

PROTECTION - SURFACE TREAMENTS

Designation

Definition

E-Passivation
O
Easyfilm E

Chromium-free chemical passiavtion 
Oiling
Passivation and oiling 
Environment-friendly thin organic coating 
(chromium-free, complying with European directives)

The technical informations above respond to the extreme feasibilities of Aahana International's installations. Some extreme combinations may not be available. It is therefore recommended to consult us in these cases when specific dimentions, packaging, finishing etc. are requested.

TECHNICAL DATA SHEET

Type

Continuous hot dip coating 
Double-sided coating

 

Properties

Excellent corrossion resistance
Very attractive appearance 
Excellent thermal and light reflectivity 
Good abrasion resistance

Application

Construction

Roofing, cladding, profiling, tiles etc.

 

General industry

Housings, cabinets and cases for air conditioning, computers, pirpes, electrical equipment etc.

 

Appliances

Washing machines, tumble dryers, refrigerators, ovens, toasters etc.

 
Description

Composition

Aluminium (55%)
Zinc (43.4%) 
Silicon (1.6%)

 
 

Structure

Bi-phase structure, with grains of aluminium and zinc

 
 

Bulk density

3750 kg/m³

 
 

Aspect

Bright silvery metallic spangle

 
 

Aspect durability

Good
Excellent with Easy film

 
Performances

Edge protection

Very good

 
 

Surface protection

   
 

Salt spray test, corrosion resitsance (ISO 7253 / DIN 50021)

50 hours/µm

 
 

Outdoor exposure corrosion resistance

Marine

0.6 µm/year

   

Industrial

0.3 µm/year

 

Adhesion

0 T (AZ100, AZ150)

 
 

(Resistance to cracking on bending for DX51D+AZ reference) (EN 10327)

1 T (AZ185)

 
 

Hardness on cross section

140 HV

 
 

(Vickers, 5g)

100 HV for HFX grade

 
 

Refelction of solar heat

New
Aged

81%
39%

 

Heat transmission

65 Watts/m²

 
 

Temperature resistance T max

315°C

 
 

Fire resistance

European standard (EN 13501-1) 
French standard (FD P92-507)
British standard (BS 475)

A1
M0
AA

Remarks

The performance indicated are averages and may vary in particular according to the type of support used.
These data are not contractual and may be amended in line with technological progess related to the product.