Color Coated galvanized cold Rolled Steel coils

Color Coated galvanized cold Rolled Steel coils System 1

Color Coated galvanized cold Rolled Steel coils

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 30000 m.t./month

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SIZE:
Thickness: 0.12-1.5mm
Width: 600mm,750mm,762mm,900mm,914mm,940mm,1000mm,1050mm, 1090mm,1100mm,1200mm, 1219mm, 1250mm,1250mm
Length: According to the customer's request
Hardness:Soft( around HRB 65) ,full hard (HRB90-95)
Strength of Extension: more than 300Mpa
Yield Strength:370-380Mpa

Thickness tolerance: +/-0.02 mm(0.01 as you requested)
Width tolerance:+/ -2.0mm

ZINC, PAINT & COLOR:
Zinc coating: 30-275G/M2
Paint thickness: Top 15-25um + Back 8-10um
Paint: Epoxy Polyester, silicon modified polyesters, polyvinylidene fluoride, high-durability polyester
Color: As the RAL color standard or customer's sample

Base mental	hot galvanized /galvalume steel coil
Thickness	0.12-1.5mm
Width	600-1500mm
Coil Weight	3-5ton
Quality:	DX51D DQ CQ
Color	all RAL colors or as per customers' sample
Zinc-coating	30g/m2-275g/m2
Coil ID	508mm-610mm
Packing	standard seaworthy package
Technique	cold rolled, hot-dipped galvanizing, color coated
Painting	Top and bottom: 20mic+5mic RMP Back: 8mic-10mic
Tolerance	Thickness: +/-0.02mm Width: +/-2mm
Description	Pre-painted Steel Coil uses hot galvanized steel as its basic material, factory adopts advanced equipment to degrease, rinse, transform the galvanized steel, then make primary and refined lavation to the steel coils.
application	They are mainly applied for steel structure buildings, household appliance, furniture, transportation and other industries
feature	Pre-painted Steel Coils have excellent performance of decoration, corrosion resistance etc.
The special order can be negotiated

Q: How many percent carbon in low alloy steel and high alloy steel: Steel is basically an alloy of iron and carbon that has more than 0% carbon and less than 2% carbon. The alloy of carbon and iron with more than 2% carbon is considered cast iron. The bessemer process converts cast iron to steel by injecting oxygen into molter cast iron to burn off the excess carbon. Steel is also modified by adding additional elements like silicon, molydenum, vanadium, chrome, etc.

Q: What is the purpose of steel coils?: The purpose of steel coils is to efficiently store and transport large quantities of steel in a compact and organized manner.

Q: What are the common methods of testing the durability of steel coils?: There are several common methods used to test the durability of steel coils. These methods evaluate the strength, performance, and resistance of steel coils to various stresses and conditions. Some of the most widely used methods include: 1. Tensile testing: This method involves subjecting steel coils to tension until they fail. It measures the maximum stress a coil can withstand before breaking or deforming. Tensile testing provides valuable information about the strength and ductility of steel coils. 2. Bend testing: This method evaluates the flexibility and resistance to deformation of steel coils. It involves bending the coil to a specified angle and examining whether it cracks or fractures. Bend testing is essential to assess the durability of coils in applications that involve bending, such as construction or automotive industries. 3. Impact testing: This method assesses the ability of steel coils to withstand sudden shocks or impacts. It involves striking the coil with a heavy object and measuring the energy absorbed or the extent of deformation. Impact testing is crucial in determining the toughness and resistance of coils to sudden loading conditions. 4. Corrosion testing: Steel coils are often exposed to corrosive environments, such as moisture or chemicals. Corrosion testing evaluates the resistance of steel to degradation caused by these corrosive agents. Methods like salt spray testing or electrochemical testing are commonly used to simulate and assess the durability of steel coils in corrosive conditions. 5. Fatigue testing: This method evaluates the ability of steel coils to withstand repeated loading and unloading cycles. It involves subjecting the coil to cyclic stresses until it fails. Fatigue testing is crucial in industries where coils are subjected to repetitive loading, such as in machinery or infrastructure applications. 6. Hardness testing: This method measures the resistance of steel coils to indentation or scratching. It provides information about the strength and wear resistance of the material. Common hardness testing methods include Brinell, Rockwell, and Vickers hardness tests. 7. Non-destructive testing: In addition to destructive testing methods mentioned above, non-destructive testing techniques are also used to evaluate the durability of steel coils. These methods, such as ultrasonic testing, magnetic particle inspection, or X-ray testing, allow for the detection of internal defects or flaws without damaging the coil. By employing these testing methods, manufacturers and industries can ensure that steel coils meet the required durability standards and perform reliably in their intended applications.

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 challenges in coil blanking for high-strength steel?: Some challenges in coil blanking for high-strength steel include the increased hardness and strength of the material, which can lead to greater wear and tear on cutting tools. Additionally, high-strength steel may have less ductility, making it more prone to cracking or breaking during the blanking process. The higher tensile strength and spring-back characteristics of the steel also require precise control and adjustment of blanking parameters to ensure accurate and consistent part dimensions.

Q: How are steel coils used in the petrochemical industry?: Steel coils are commonly used in the petrochemical industry for various purposes such as manufacturing pipes, tanks, and equipment used in the processing and transportation of petrochemical products. The coils are typically formed into specific shapes and sizes to meet the industry's requirements, ensuring structural integrity and resistance to corrosion. These steel components play a critical role in maintaining the safety and efficiency of petrochemical operations.

Q: In the warehouse management system of steel coil: Warehouse is an important component of enterprise material supply system. It is also the tache of enterprise material circulation and storage, and it also undertakes many functions of material management. Its main tasks are to keep the stock well, to be accurate, to be of good quality, to ensure safety, to prompt the people, to produce, to be considerate, to reduce costs, and to speed up capital turnover.

Q: How are steel coils used in the production of containers?: Steel coils are used in the production of containers as they are the primary material for manufacturing container bodies. These coils are shaped and welded into the desired container shape, providing strength and durability to the final product.

Q: How are steel coils used in the production of electrical transformers?: Steel coils are used in the production of electrical transformers as they provide a sturdy and efficient way to conduct and distribute electricity. The coils are wound around a core made of steel, which helps to amplify and control the electrical current passing through the transformer. This design allows for the efficient transfer of electrical energy, making steel coils an essential component in the production of electrical transformers.

Q: What are the key properties of steel coils?: Some key properties of steel coils include high strength, durability, and flexibility. They have excellent resistance to corrosion, making them suitable for various applications in construction, automotive, and manufacturing industries. Steel coils also offer good formability and can be easily shaped into different sizes and dimensions. Additionally, they have high thermal conductivity, allowing for efficient heat transfer in certain applications.

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