Hot Rolled & Cold Rolled Dx51d Galvanized Steel Strip - Premium Quality for Industrial Applications

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Application

In the vast landscape of steel products, Hot Rolled, Cold Rolled, and DX51D Galvanized Steel Strip each occupy a distinct niche, offering unique properties and applications tailored to meet various industrial needs.


Hot Rolled Steel Strip:

Hot Rolled Steel Strip is produced by passing steel slabs through a series of rollers at high temperatures, above the steel's recrystallization temperature. This process enhances the material's formability and workability, making it ideal for applications where shaping and bending are crucial. The result is a steel strip with a rough, scaled surface and lower mechanical properties compared to cold-rolled steel but with excellent ductility. Hot Rolled Steel Strip is commonly used in construction, automotive manufacturing, and the production of pipes and tubing due to its cost-effectiveness and ease of processing.


Cold Rolled Steel Strip:

Cold Rolled Steel Strip, on the other hand, undergoes its rolling process at room temperature, after an initial hot rolling stage. This method results in a smoother, more refined surface finish and tighter dimensional tolerances. Cold rolling also increases the steel's strength and hardness, making it suitable for applications requiring high precision and resistance to deformation. Cold Rolled Steel Strip finds extensive use in the automotive, appliance, and electronics industries, where its excellent surface quality and dimensional accuracy are paramount.


DX51D Galvanized Steel Strip:

DX51D Galvanized Steel Strip represents a special grade of cold-rolled steel that has undergone a galvanizing process, also known as hot-dip galvanizing. In this process, the steel strip is immersed in a molten zinc bath, resulting in a uniform, corrosion-resistant zinc coating. DX51D denotes a specific quality grade of steel, adhering to international standards, which combines good formability with moderate strength. The zinc coating effectively protects the steel against rust and corrosion, enhancing its durability and longevity. DX51D Galvanized Steel Strip is widely used in the construction of roofs, walls, and other exterior structures, as well as in the automotive and appliance sectors, where its corrosion resistance and aesthetic appeal are highly valued.


Each of these steel strip types—Hot Rolled, Cold Rolled, and DX51D Galvanized—offers distinct advantages tailored to specific industrial applications. From cost-effective and formable Hot Rolled Steel to precision-driven Cold Rolled Steel, to the corrosion-resistant DX51D Galvanized Steel, the right choice depends on the unique requirements of the project at hand.



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product specifications

Thickness (mm):0.1-3.0 mm (±0.02 mm)
Width (mm):30-600 mm (±2 mm)
Zinc CoatingZ 20 g/sm-275 g/sm
SpangleZero, Mini, Regular and Big
Coil Diameter (mm)508,610.
Coil Weight(T)3-5 tons or As your requirement.
Surface TreatmentRegular & minimum spangle, oiled & dry, chromated, non-skin pass, skin pass.
StandardGB/T-2518
JIS G 3302
EN 10142/10427
ASTM A 653
Steel GradeSGCC
DX51D+Z
Q235
QualityCommercial and structural quality.
Packing1. Galvanized metal & waterproof paper around the coil.
2. Both ends are covered with disks.
3. Inner and outer protective steel rings on edges.
4. 4*5 metal strapping bands and circumferential bands to make it stable.
Port of ShipmentQingdao Port, or Tianjin Xingang port , China.
Date of DeliveryWithin 15-20 days after we receive deposit or L/C at sight.
PaymentL/C at sight or T/T.
TransportationContainer / bulk ship / Train
Supply Ability50,000MT per month.
MOQAny quantity for regular size.
ApplicationRoofing sheet, , rolling shutter doors, Making pipes , bicycle structures,small-sized press-pieces and household decoration goods,boating


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