DIN 2393 St52-3 Dom Tube
GNEE is one of the leading manufacturers, suppliers and exporters of DIN 2393 St52-3 BK Pneumatic Tubes, which are made of high quality materials.
DIN 2393 St52-3 standard is for welded precision steel tubes, which are made of mild steel. DIN 2393 St52-3 mechanical steel tubes are used to make tubes for applications that withstand high impact forces. "St" refers to general structural carbon steel that is not heat treated. "52" refers to the minimum tensile strength of mild steel, which is 52 kg per sq.
DIN 2393 St52-3 round mechanical tubes are used in automotive manufacturing, hydraulic system steel pipes, power industry, construction machinery, heat exchangers and condensers.
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ST52.3 NBK carbon steel tube chemical composition
| Country | Standard | Steel grade (Steel no) | Copper | Sulphur | Silicon | Manganese | Phosphorus | Thickness (d) (mm) | Deoxidation method |
|---|---|---|---|---|---|---|---|---|---|
| Germany | DIN 17100: 1980 | St52-3 (1.0570) | 0.20 | 0.040 | 0.55 | 1.60 | 0.040 | ≤ 30 | Fully Killded |
| 0.22 | 30 <d ≤100 | ||||||||
| 0.22 | 0.065 | 0.60 | 1.70 | 0.065 | ≤ 30 | ||||
| 0.24 | 30 <d ≤100 |
Mechanical properties of DIN 17121 grade ST52.3 seamless tubing
| Yield strength MPa |
Tensile strength MPa |
Min elongation | Notch impact test | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nominal thickness mm |
Temp | Absorbed energy | |||||||||||
| ≤16 | >16 ≤40 | >40 ≤63 | >63 ≤80 | >80 ≤100 | >100 ≤125 | >3 ≤100 | >100 ≤125 | >3 ≤40 | >40 ≤63 | >63 ≤100 | >100 ≤125 | °C | J Min |
| 355 | 345 | 335 | 325 | 315 | 295 | 470-630 | 450-600 | 22 | 21 | 20 | 18 | -20 | 27 |
DIN 2393 St52-3 Steel Pipe
Advantages of Choosing GNEE
GNEE pipes and tubes have a wide range of applications in many market sectors, including the oil and gas, petrochemical and construction industries. And we can offer different properties for different purposes (e.g. corrosion protection).
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1. Steel pipes come in a wide range of shapes and sizes, with more choices.
2. Professional and experienced production staff provide excellent quality.
3. Strong production capacity to ensure fast delivery.
4. Mass production and raw material resources create good prices.
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