hot-dip zinc-coated steel sheet
D: stands for "Ductility", indicating that this grade of steel focuses on good forming performance.
51: is a serial number that identifies its specific mechanical properties and application range (usually refers to general forming purposes).
D (suffix): In the EN 10346 standard, the suffix letters (D, B, A) are used to distinguish different surface quality grades:
D: stands for "surface quality specified by the purchaser" or understood as "ordinary surface", suitable for most uses that do not require extremely demanding surface appearance (such as structural parts, some internal parts of home appliances, etc.). This is the most common and widely used grade.
DX51D hot-dip zinc-coated steel sheet is one of the main grades of galvanized steel coil (strip) defined in the European standard EN 10346:2015.
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GALVANIZED STEEL COIL
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Standard |
ISO,JIS,AS EN,ASTM |
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Grade |
Q195 Q235 Q345 |
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SGCC SGCH SGC340 SGC400 SGC440 SGC490 SGC570 |
|
|
SGHC SGH340 SGH400 SGH440 SGH490 SGH540 |
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|
DX51D DX52D DX53D DX54D DX55D DX56D DX57D |
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|
S220GD S250GD S280GD S320GD S350GD S400GD S500GD S550GD |
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|
SS230 SS250 SS275 |
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|
Width |
600mm to 1500mm |
|
Thickness |
0.125mm to 3.5mm |
|
Zinc coating |
30g/m2 to 275g/m2 |
|
Coil weight |
3 tons to 6 tons |
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Coil ID |
508mm or 610mm |
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Surface treatment |
Unoil,Dry,Chromate Passivated, Non-chromate Passivated |
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Spangle |
Regular Spangle, minimum Spangle,Large Spangle, Zero Spangle |
|
Capacity |
1,500,000MT/year |
|
Delivery |
15-25 Days |
|
Spangle |
Big Medium Small Zero |
|
Zinc Coating |
30-275g/m2 |
|
Coil Weight |
3-8 Tons |
Multiple application areas
Construction industry
Hot-dip zinc-coated steel sheet is often used to manufacture structural components such as roof panels, sidings, prefabricated components, as well as internal facilities such as elevators, stairs, and ventilation ducts. Its corrosion resistance can effectively protect building structures from environmental erosion.
Automobile Manufacturing
Galvanized steel coil is mainly used in key parts of automobiles such as body panels, chassis components and exhaust systems. Its high strength and formability make the automobile structure more durable and meet safety standards.
Home Appliances
Hot dipped galvanized steel coil is used in the manufacture of housings for refrigerators, washing machines, air conditioners and other electrical appliances, with both rust-proof and aesthetic properties.
Other Applications
Including agricultural equipment, containers, furniture (such as wardrobes, lampshades, etc.), packaging materials and industrial equipment housings.
Why choose us?
- Professional service, precise matching: A team of senior technical consultants provides you with free material selection guidance, and recommends the most cost-effective solution (coating, surface, treatment) according to your application scenario, processing method and budget to avoid performance waste or insufficient.
- Deep processing, one-step: Equipped with advanced longitudinal shearing production line, it can customize the width of strips with high precision according to your requirements; provide Kaiping service to turn steel coils into flat plates, saving you time and cost of secondary processing.
- Flexible business, win-win cooperation: Provide competitive market prices, support diversified orders (whole roll/slit/flat plate), and meet the different needs of centralized procurement of large projects and small-batch R&D and trial production.
