DIN2391 ST45 Carbon Steel Annealed Tube
GNEE offers a wide range of DIN2391 ST45 Precision Carbon Steel Pipe, which are made of high-quality raw materials to ensure consumption, resistance and sturdiness.
DIN 2391 ST45 seamless carbon steel pipe has good weldability, so it is mainly used to manufacture boilers, pressure vessels and pipes for conveying hot liquids. In addition to good welding, DIN 2391 ST45 pressure pipe also has excellent impact strength.
DIN 2391 ST45 high temperature pipe has the advantages of high temperature and pressure resistance, suitable for manufacturing hydraulic cylinders and other key components in hydraulic systems. It is also used in fields that require high precision and reliability, such as machinery manufacturing and automobile manufacturing.
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Chemical Composition of Carbon Steel DIN 2391 ST 45 Pipes
| Standard | Grade | C | Si | Mn | P max | S max |
|---|---|---|---|---|---|---|
| DIN2391 | St45 | ≤0.21 | ≤0.35 | ≥0.4 | 0.025 | 0.025 |
DIN 2391 ST45 Pipe & Tube Tolerance
| OD Tolerance | 4-30mm | 31-40mm | 41-50mm | 51-60mm | 61-70mm | 71-80mm | 81-90mm | 91-100mm |
|---|---|---|---|---|---|---|---|---|
| ±0.08mm | ±0.15mm | ±0.20mm | ±0.25mm | ±0.30mm | ±0.30mm | ±0.40mm | ±0.45mm | |
| WT Tolerance | ±10% | |||||||
DIN2391 ST45 Alloy Steel Round Tube

Advantages of Choosing GNEE
Gnee is one of the professional manufacturers in China, exporting accessories and steel productsgnee is committed to providing customers with the highest quality products and the most sincere service. Main markets are from 60 countries.
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FAQ
Q: Can you send samples?
A: Of course, we can send samples to all over the world, our samples are free, but customers
need to bear the courier cost.
Q: What product information do I need to provide?
A: You need to provide grade, wall thickness, width and quantity you need to buy.
Q: What are the shipping ports?
A: You can choose other ports according to your needs.
Q: About the product price?
A: Due to the cyclical changes in raw material prices, prices vary from period to period.
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