Products Description
What is DIN EN 10152 standard?
The DIN EN 10152 standard specifies electrolytically galvanized, cold-rolled flat steel products for cold forming, including the deep-drawing grade DC03. This standard defines the requirements for the zinc coating and the basic mechanical properties of the base material.
DC03, when electrolytically galvanized in accordance with DIN EN 10152, is given an additional corrosion protection layer of zinc. This layer protects the material from oxidative influences and significantly increases the service life of the components made from it. The zinc coating can be applied in various thicknesses, depending on the specific requirements of the application. Typical coating thicknesses range from 5 to 20 µm.
Cold rolled steel
The chemical composition and mechanical properties of the base material DC03 remain unchanged after galvanizing and meet the requirements of DIN EN 10130. DC03 therefore retains its excellent cold formability and mechanical performance. The yield strength, tensile strength and elongation at break also remain in the same range as for ungalvanized DC03.
In addition to mechanical performance, the quality of the zinc coating is of central importance. The DIN EN 10152 standard specifies the requirements for the uniformity of the coating, the adhesive strength of the zinc and the surface quality. These requirements ensure that the galvanized products offer high corrosion resistance and an aesthetically pleasing surface.
The use of DC03 in accordance with DIN EN 10152 is widespread in the automotive industry, in the construction industry and in the manufacture of household appliances, where improved corrosion resistance is required in addition to high formability. Electrolytic galvanizing offers optimum protection here without impairing the excellent mechanical properties of the base material.
In summary, it can be said that the deep-drawing grade DC03 offers a wide range of applications in accordance with both DIN EN 10130 and DIN EN 10152. While DIN EN 10130 focuses on high formability and surface quality, DIN EN 10152 supplements these properties with improved corrosion resistance thanks to the zinc coating. Both standards ensure that DC03 is a reliable and high-quality material for numerous industrial applications.
DC03 Specifications Table
| Quality | Standard | Material No. | Old designation |
|---|---|---|---|
| DC03 | DIN EN 10130 | 1.0347 | St 13-03 |
| DC03+ZE | DIN EN 10152 | 1.0347 | St 13-03 |
| Testing direction | Yield point Rp0,2 (MPa) |
Tensil Strength Rm (MPa) |
Elongation A80 (in %) |
r90 |
|---|---|---|---|---|
| Q | ≤ 240 | 270 – 370 | ≥ 34 | ≥ 1,3 |
| C % |
Mn % |
P % |
S % |
|---|---|---|---|
| ≤ 0,10 | ≤ 0,45 | ≤ 0,035 | ≤ 0,035 |
| Grade | Tensile Strength (MPa) | Yield Strength(MPa) | Elongation(Lo = 80 mm) (%) | Summary of Properties |
|---|---|---|---|---|
| DC01 | 270-410 | ≥280 | ≥ 32 | Relatively hard material, standard ductility |
| DC03 | 270-370 | ≥240 | ≥ 34 | Softer material, good ductility |
| DC04 | 270-350 | 210-220 | 37-38 | Very soft material, excellent ductility |
| DC05 | 270-330 | 180-200 | 39-40 | Extremely soft material, superior ductility |
| DC06 | 270-350 | 170-180 | ≥ 41 | Softest material, premium ductility (IF Steel) |
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