DIN 17100 ST52-3 is a low-alloy carbon structural steel grade used for high-stress applications in construction and engineering. It is known for its excellent strength, weldability, and toughness, making it suitable for various structural components.
Chemical Composition:
| Element | Percentage |
|---|---|
| Carbon (C) | ≤0.22% (for thickness ≤30 mm) |
| Manganese (Mn) | 1.60% max |
| Phosphorus (P) | ≤0.040% |
| Sulfur (S) | ≤0.040% |
| Silicon (Si) | 0.55% max |
Mechanical Properties:
| Property | Value |
|---|---|
| Yield Strength (min) | 355 MPa (51 ksi) |
| Tensile Strength | 510 – 680 MPa (74 – 98 ksi) |
| Elongation in 50 mm (min) | 21% |
ST52-3 steel plates are widely used in various industries due to their high strength and versatility:
ST52-3 steel plates are typically manufactured through the following processes:
Available Dimensions:
| Thickness Range | Width Range | Length Range |
|---|---|---|
| 5 mm – 150 mm | Up to 2500 mm | Up to 12000 mm |
| Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Typical Applications |
|---|---|---|---|
| ST52-3 | ≥355 | 510 – 680 | Construction, heavy machinery |
| S355 | ≥355 | 470 – 630 | General structural applications |
| A36 | ≥250 | 400 – 550 | General construction applications |
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