Hot-dip Zinc Aluzinc Coated galvanized steel sheet coil For Metal Roofing
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 17654 m.t./month
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Specification
Standard:
ASTM,JIS,EN
Technique:
Cold Rolled
Shape:
sheet/coil
Surface Treatment:
Galvalume
Steel Grade:
CS, DX51D+AZ,SGLCC, G1+AZ
Certification:
ISO,CE
Thickness:
0.12mm~5mm
Width:
750mm~1850mm
Length:
As customer's requirement
Outer Diameter:
508/610mm
Net Weight:
3-12 MT
Hot –dip aluzinc steel sheet/coil is substrated on cold rolled steel (CRC) in various strength and specification.
Coating composition is 55% aluminum in weight ratio, 43.4% zinc, and 1.5% silicon, with excellent corrosion and heat resistance performance.
The combination of zinc and aluminum in Galvalume enhances both the positive and negative effects of aluminum.
Galvalume has barrier corrosion resistance and heat resistance similar to aluminized material and good bare edge galvanic protection and forming qualities like galvanized material.
Consequently, Galvalume and Galvalume Plus will resist rust, the elements and fire while providing a sturdy and protective covering.
Standard and Grade :
Hot-dip Aluzinc steel coils | ||||
ASTM A792M-06a | EN10327-2004 | JIS G 3321:2010 | AS- 1397-2001 | |
Commercial quality | CS | DX51D+AZ | SGLCC | G1+AZ |
Structure steel | SS GRADE 230 | S220GD+AZ | SGLC400 | G250+AZ |
SS GRADE 255 | S250GD+AZ | SGLC440 | G300+AZ | |
SS GRADE 275 | S280GD+AZ | SGLC490 | G450+AZ | |
SS GRADE 340 | S320GD+AZ | SGLC570 | G450+AZ | |
SS GRADE 550 | S350GD+AZ | G500+AZ | ||
S550GD+AZ | G550+AZ | |||
Pictures of Hot-dip Aluzinc steel coils
Application :
Production of cold formed corrugated sheet and profiles for roofing, cladding, decking, tiles, sandwich walls, rainwater protective systems, air conditioning duct as well as electrical appliances and engineering.
Packaging & Shipping
Our Advantage
* Professional Personnel of Steel Trading
* Strong Steel Industry Background
* Conveniently Geographic Location
- Q: What are the main factors that affect the corrosion resistance of steel coils?
- The main factors that affect the corrosion resistance of steel coils include the composition of the steel, the presence of impurities, the surface finish, the environmental conditions, and the protective coatings applied to the steel.
- Q: What are the different types of steel surface treatments for coils?
- There are several types of steel surface treatments for coils, including galvanizing, electroplating, powder coating, and painting.
- Q: How are steel coils used in the production of building systems?
- Steel coils are used in the production of building systems by being processed and shaped into various components such as beams, columns, and trusses. These coils are fed into machines that cut, bend, and mold them into the desired shapes, providing structural support and stability to the building.
- Q: How are steel coils used in the manufacturing of agricultural equipment?
- Steel coils are used in the manufacturing of agricultural equipment as they provide strength, durability, and flexibility. These coils are typically formed, shaped, and welded to create various components like frames, brackets, and supports. The high strength of steel allows for the construction of heavy-duty machinery that can withstand the demanding conditions of agricultural operations. Additionally, the flexibility of steel coils allows for customization, enabling manufacturers to produce equipment that meets specific farming needs.
- Q: What are the different methods of coil welding for steel coils?
- Steel coils can be welded using various methods, each with its own pros and cons. The following are some commonly used techniques: 1. Resistance Welding: In this method, an electric current is passed through the coils to generate heat, which fuses the ends together. It is a fast and efficient process that produces reliable welds. Industries requiring high-speed production often utilize resistance welding. 2. Arc Welding: This technique involves creating an electric arc between an electrode and the workpiece to create a weld. It can be further categorized into processes like shielded metal arc welding (SMAW), gas metal arc welding (GMAW), and flux-cored arc welding (FCAW). Arc welding offers good penetration and can be applied to a wide range of steel coils. 3. Laser Welding: Laser welding employs a high-powered laser beam to melt and join the ends of the coils. It provides precise control, high welding speeds, and minimal distortion. Industries such as automotive and electronics, which require precision and aesthetics, often rely on laser welding. 4. Induction Welding: This method involves using electromagnetic induction to heat the coils, which then melt and are pressed together to form a weld. It is suitable for thin-gauge steel coils and allows for precise control over the welding process. 5. High-Frequency Welding: High-frequency current is used to heat and weld the coils together in this technique. It is commonly used for pipes and tubes and offers high production rates and good weld quality. 6. Friction Welding: Friction welding creates a weld by generating heat through the rubbing of the coil ends. It is a fast and reliable method that produces strong joints. Industries requiring high-strength welds, such as automotive and aerospace, often employ friction welding. These are just a few of the many coil welding methods for steel coils. The choice of technique depends on factors like the steel type and thickness, required weld strength, production speed, and project requirements as a whole.
- Q: How are steel coils used in the production of heating and cooling systems?
- Steel coils are used in the production of heating and cooling systems as they serve as the main component of the heat exchanger. These coils are responsible for transferring thermal energy between the air and the refrigerant, allowing for efficient heat transfer and regulation in the system.
- Q: I expect that I will be questioned about my knowledge in methoding for steel castings, in a interview. I dont know about it. Can someone explain me in simple language and give me some links, like how I can explain methoding for steel castings.....key points...help please...so that i will pass the interview as if I have experience in methoding....thanks
- It is very difficult to define Methoding of Steel castings by one sentence. Actually it encompasses the total casting process. Normally it would mean a) Pattern design i.e. what type of pattern it would be- wooden, metallic, split or full, loose or fitted on a match plate or any other, how will be the parting line. b) Design of the gating system. c) Design of risering i.e. numbers, size and location of risers. d) Design of molding process i.e. sand system to be used, mold box size. But to do justice to the above mentioned activities, you need to consider other parameters of the casting process such as chemical composition, solidification characteristics, pouring temperature, pouring time, knock out time etc. As I said Methoding of Steel castings means designing of the total casting process from inception to final product.
- Q: I have a knife with AUS8 Stainless Steel. No idea what that means. I want to know some of the best stainless steels for knifes and all you can tell me about stainless steel would be great. I was browsing google and looking at grades and had no idea what all the numbers meant. Thanks!
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- Q: What are the different types of steel coil surface treatments?
- There are several different types of steel coil surface treatments, including hot-dip galvanizing, electro-galvanizing, powder coating, and organic coating.
- Q: How do steel coils contribute to strength and durability in manufacturing?
- Steel coils contribute to strength and durability in manufacturing in several ways. Firstly, steel is an inherently strong material due to its high tensile strength, which allows it to withstand heavy loads and resist deformation. When steel is coiled, it undergoes a process called hot rolling or cold rolling, which further enhances its strength and durability. During hot rolling, the steel is heated to high temperatures and then passed through a series of rollers, which compress and shape it into a coil. This process aligns the grain structure of the steel, making it more uniform and reducing internal stresses. The result is a stronger and more resilient material that can withstand the rigors of manufacturing processes such as bending, stamping, and forming without losing its structural integrity. Cold rolling, on the other hand, involves passing the steel through rollers at room temperature. This process not only increases the strength and hardness of the steel but also improves its surface finish. Cold-rolled steel coils are known for their smooth and uniform appearance, making them ideal for applications where aesthetics are important. Furthermore, steel coils can be coated with various protective layers to enhance their durability. These coatings, such as zinc or polymer-based coatings, act as barriers against corrosion, moisture, and other environmental factors that can weaken the steel. By preventing rust and degradation, these coatings extend the lifespan of steel coils and the products they are used in, making them more durable and cost-effective in the long run. In summary, steel coils contribute to strength and durability in manufacturing by providing a strong and resilient material that can withstand heavy loads and resist deformation. The hot rolling and cold rolling processes further enhance the strength and uniformity of the steel, while protective coatings help to prevent corrosion and extend the lifespan of the coils. Overall, steel coils are essential components in manufacturing that contribute to the strength and durability of a wide range of products.
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Hot-dip Zinc Aluzinc Coated galvanized steel sheet coil For Metal Roofing
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 17654 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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