Galvalume Steel Coil ,hot dipped 55% AL-ZN Coated Galvalume steel coil

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Shanghai
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Min Order Qty:
25 m.t.
Supply Capability:
100000 m.t./month

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Product Description:

Specifications

Galvalume steel coils
Min Yield Strength of 550MPA
Min/Regular Spangle
Zinc coating:60-600g/m2

Hot Dipped 55% Aluminum Zinc Alloy Coated Steel by the Hot-Dip Process

Hot Dip Galvalume steel coil EN 10327 JIS G3321, ASTM A792M 55% AL-ZN coated

 

Description:

The hot dip galvalume steel is a kind of coated steel. With the cold rolled steel of different strength and thickness as substrate, it is produced through applying Al-Zn coat on both faces by hot dip process. In its coating, Al accounts for about 55%, Si 1.6%, while the remaining is Zn. It enjoys both the physical protective feature and durability of Al and the electrochemical protective property of Zn. And its surface has bright silver color and regular embossed-like figure, which are highly decorative.

 

Comparison

Item

GI

GF(Zn-5%Al)

GALVA-LUME(55%Al-45%Zn)

Al

Service Life

Fair

Fair

Good

Good

Electrochemical Protection

Good

Good

Good

N/A

Welding Performance

Good

Fair

Poor

Poor

Application with Wet Concrete

Good

Poor

Very Poor

Very Poor

Thermal Resistance

Poor

Poor

Good

Excellent

 

Specifications:

Standard

EN 10327

DX51D+AZ,  DX52D+AZ, DX53D+AZ,  

EN 10326

SS250GD+AZ,  SS350GD+AZ

JIS G3321

SGLCC,  SGLCD,  SGLCDD,  SGLC 400

 ASTM A792M

CS type C,  CS type B,  DS,  SS255,  SS345

Base Metal

Cold rolled steel coils 

SPCC,  SPCD,  SPCE,  DC01,  DC03,  DC04,  CS,  DS,  DDS,  Q195,  Q250,  Q350

Thickness

0.22mm-2.0mm

Width

700mm-1300mm

Coil ID

508mm,  610mm

Zinc coating

60g/m2-180g/m2

Surface treating

chromium free passivation,  chromium passivation,  fingerprint resistant,  oiled

Spangle types

regular spangle

 

Applications:

  

Architecture

Roofs and outside walls of civilian and industrial buildings, garage doors, fencings and window blinds

Appliances Industry

 

Outer clad sheets for washing machine, refrigerator, television, air conditioner and ventilation system, explosion-proof strip, solar water heater and appliance parts

Auto Industry

 

Muffler, heat shields of exhaust pipe and catalytic converter, auto parts & accessories under the frame, signboard in highway.

Industrial Instruments

 

Electric control cabinet, industrial refrigeration equipment, automatic vending machine

 

 

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