Cold Rolled ASTM A792M Hot-Dipped Galvalume Steel Coil Passivation, Fingerprint Resistant

Grade

Normal use

CS

For drawing

DS

 Structure

SS255,  SS345

Base Metal

Cold rolled steel coils 

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

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

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