• Color Rolled Galvalume Steel Coil for Roof System 1
  • Color Rolled Galvalume Steel Coil for Roof System 2
  • Color Rolled Galvalume Steel Coil for Roof System 3
Color Rolled Galvalume Steel Coil for Roof

Color Rolled Galvalume Steel Coil for Roof

Ref Price:
get latest price
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
30000 m.t./month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Structure of Color Rolled Galvalume Steel Coil for Roof

 Color Rolled Galvalume Steel Coil for Roof

Description of Color Rolled Galvalume Steel Coil for Roof
Aluminum zinc coils is a kind of coated steel coil/sheet. 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. Aluminum zinc coils 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. 

 

Main Feature of Color Rolled Galvalume Steel Coil for Roof

1.Corrosion resistance: It mainly depends on the aluminum protection. When the zinc being worn, the aluminum will  form a dense layer of aluminum oxide, resist corrosion material to prevent further corrosion inside. 
2. Heat resistance: Aluminum zinc alloy steel sheet has excellent heat resistance, can withstand high temperatures over 300 centigrade, and is similar with aluminized steel high temperature oxidation resistance. It often used in chimney pipes, ovens, fluorescent lighting device and the device cover. 
3. Heat reflective: Galvanized steel plate heat-reflective high rate is twice as galvanized steel, often used to make insulation materials. 
4. Economy: Because density of 55% AL-Zn is smaller than the density of Zn, so in the same weight and thickness of Galvanized zinc layer, aluminum-zinc steel plate is larger area more than 3% of galvanized steel sheet. 

 

Applications of Color Rolled Galvalume Steel Coil for Roof
1. Construction and building: roofing; ventilating duct; handrail; partition panel;etc.

2. Electric appliance: refrigerator; washing machine; refrigerator; DVD;etc.

3.Transportation: oil tank; road sign; etc.
4.Agriculture:barn; etc.

5.Others:vending machine; game machine; etc.  

 

Color Rolled Galvalume Steel Coil for Roof

Color Rolled Galvalume Steel Coil for Roof

Color Rolled Galvalume Steel Coil for Roof Images

 Color Rolled Galvalume Steel Coil for Roof

 

 

 

Specifications of Prepainted Aluminum Zinc Rolled Coil for Construction 

Chemical Composition

GRADE

C

Si

Mn

P

S

Ti

SGCC/DX51D+Z

≤0.10

≤0.50

≤0.60

≤0.10

≤0.030

≤0.020

DX52D+Z

≤0.10

≤0.50

≤0.60

≤0.10

≤0.030

≤0.020

SGCD/DX53D+Z

≤0.10

≤0.30

≤0.50

≤0.05

≤0.030

≤0.020

SGCE/DX54D+Z

≤0.10

≤0.30

≤0.30

≤0.03

≤0.020

≤0.020

DX56D+Z

≤0.10

≤0.30

≤0.30

≤0.03

≤0.020

≤0.020

Structural

≤0.20

≤0.60

≤1.70

≤0.10

≤0.045

Mechanical Properties

GRADE

Yield Strength MPa

Tensile Strength MPa

Elongation %

SGCC(DX51D+Z)

≥205

≥270

-

SGCD(DX53D+Z)

-

≥270

38

SGCE(DX54D+Z)

-

≥270

40

DX56D+Z

-

≥270

42

 

FAQ of Prepainted Aluminum Zinc Rolled Coil for Construction

We have organized several common questions for our clients,may help you sincerely: 

1. What is the minimum order quantity ?  

Our MOQ is 50mt for each size. And we will consider to give more discount if you make big order like 1000 tons and more. Further more, the more appropriate payment term your offer the better price we can provide. 

2. How long can we receive the product after purchase?

Usually within thirty working days after receiving buyer’s advance payment or LC. We will arrange the factory manufacturing as soon as possible. The cargo readiness usually takes 15-25 days, but the shipment will depend on the vessel situation.

3. How to guarantee the quality of the products?

We have established the international advanced quality management system,every link from raw material to final product we have strict quality test;We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

 

Q:Is boron steel or carbon steel a harder metal? Which one is more flexible?
Boron Steel
Q:What are the different methods of galvanizing steel coils?
There are primarily three methods of galvanizing steel coils: hot-dip galvanizing, electrogalvanizing, and continuous galvanizing. Hot-dip galvanizing involves immersing the steel coils in a bath of molten zinc, which forms a protective coating. Electrogalvanizing uses an electric current to deposit a layer of zinc onto the steel surface. Continuous galvanizing is a process where the steel coil is continuously passed through a bath of molten zinc to achieve galvanization. These methods provide varying levels of protection against corrosion and are used in different applications based on specific requirements.
Q:Many gerber knives are made out of what gerber calls high Carbon steels and I was wondering if anyone knew exactly what is this mysterious steel.
Carbon, when added to steel increases the hardness of the metal. The higher the carbon content the harder(pure carbon = diamond) the blade will be and the longer it will hold its sharpened edge. Too much carbon however can make it too brittle to use as a blade. iron, carbon and chromium(for the stainless in stainless steel) mixed in the right portion makes a high carbon stainless steel knife. All of which is kinda pointless if the blade is not forged correctly.
Q:What are the common defects in steel coils?
Some common defects in steel coils include surface defects like scratches, rust, and pits, as well as internal defects like cracks, laminations, and non-uniform thickness. Other defects may include coil set, which is a curvature in the coil, and edge wave, which is a distortion along the edges of the coil.
Q:What are the different surface treatments applied to steel coils?
Some of the different surface treatments applied to steel coils include galvanizing, which involves coating the steel with a layer of zinc to protect it from corrosion, painting or powder coating to enhance the aesthetics and provide additional protection, and passivation to remove any impurities on the surface and improve its corrosion resistance.
Q:How are steel coils used in the manufacturing of roofing materials?
Steel coils are used in the manufacturing of roofing materials by being processed and shaped into various forms such as sheets, shingles, or panels. These coils are typically coated with protective layers to enhance durability and resistance to corrosion. The coils are then cut, formed, and assembled to create the final roofing product, ensuring strength, reliability, and longevity for the roofs.
Q:During fatigue testing of any material (especially for steels), why is strain-control mode preferred over stress control mode?
because metals, like steel, are ductile and will stretch before breaking. Straining the metal is stretching it, stressing the metal is applying a shearing force or bending until there is an actual metal failure. A sheet metal strap 1inch across and 24 gauge metal is commonly used to support metal ducting systems in construction. These have an average strain to failure weight load as high as 16,200 lbs. As reported by the smacna index, they will safely hold 6800 pounds. Of more interest is the screws used to hold the strap to the duct. While they are grade 3, fairly strong, they strain to 1400 pounds when properly installed, and are safely able to support 650 pounds, unless they are overtorqued (stripped) and this quickly drops to 400 pounds and 125 pounds...big difference.
Q:Why does steel with several composites have a greater hardenability from quenching than low carbon steel alloys?Any help would be great
Bit tricky to explain and I don't know muh about it but steel on its own has lost of gaps in it ( the molecular structure) and when carbon is added thos gaps are filled, I think of it like this: it is easier to punch through expanded polystyrene( with all the little balls) than unexpanded(just a lump of plastic) as the balls are not properly joined and have air pockets between them.
Q:so i just bought a stainless steel bracelet.......and recently found out that stainless steel isnt actually stainless..........will turpentine ruin it
real s/steel is nickel and chrome, however manufacturers of kitchenware, e.g s/teel cutlery use the cheaper version of nickel chrome and iron, that is why some s/steel products rust, so if you want to test any products carry asmall magnet and test the article
Q:Why people prefer prefabricated buildings these days? Recently my friend has told me that he is going to owe a steel house so I was just thinking are these steel structures really durable and cheaper than concrete structures?
its faster to build with prefabricated steel materials. if its cheaper or not...im not really sure. but definitely faster

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches

Related keywords