SS Welded Pipe EN10217-7 – High Strength Industrial Pipe for Heat Exchangers
Introduction:
The SS Welded Pipe EN10217-7 is designed for high-strength industrial applications, particularly in heat exchangers, condensers, and other high-pressure systems. Manufactured according to the EN10217-7 standard, this stainless steel welded pipe ensures superior mechanical properties, corrosion resistance, and long-term durability. It is ideal for industries where reliability under high temperature and pressure is critical.
Material Table:
| Material Grade | Description | Key Properties |
|---|---|---|
| 1.4404 (316L) | Austenitic stainless steel | Excellent corrosion resistance, high strength, suitable for chemical and heat transfer applications |
| 1.4541 (321) | Stabilized austenitic stainless steel | High temperature resistance, oxidation resistant, suitable for heat exchangers |
| 1.4301 (304) | Standard austenitic stainless steel | Good corrosion resistance, general-purpose industrial applications |
Specifications Table:
| Parameter | Value / Range |
|---|---|
| Standard | EN10217-7 |
| Pipe Type | Welded |
| Outer Diameter | 15mm – 610mm |
| Wall Thickness | 1.5mm – 20mm |
| Length | 6m / 12m |
| Surface Finish | Pickled & Passivated / Polished |
| Connection Type | Butt-welded / Socket-weld |
| Pressure Rating | Up to 100 bar (depends on schedule) |
Manufacturing Process Table:
| Step | Description |
|---|---|
| Raw Material Selection | High-quality stainless steel coils or plates |
| Forming | Cold or hot forming into pipe shape |
| Welding | TIG/MIG welding along seam |
| Heat Treatment | Stress relieving to improve mechanical strength |
| Surface Treatment | Pickling & passivation for corrosion resistance |
| Inspection & Testing | Hydrostatic test, ultrasonic, dimensional inspection |
| Packaging | Safe packaging for transport and storage |
Uses / Applications Table:
| Industry / Application | Description |
|---|---|
| Heat Exchangers | Tubes for thermal transfer in industrial systems |
| Condensers & Evaporators | Industrial refrigeration & power plant use |
| Chemical & Petrochemical | Transport of corrosive chemicals under pressure |
| Food & Beverage Industry | Hygienic piping for sanitary systems |
| Water Treatment | High-pressure water and process fluid pipelines |
Advantages:
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High Strength: Withstands high pressure and temperature.
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Excellent Corrosion Resistance: Ideal for chemical and seawater applications.
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Durable & Reliable: Long service life with minimal maintenance.
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Precision Manufacturing: Smooth interior surface reduces scaling and fouling.
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Versatile Applications: Suitable for heat exchangers, chemical plants, and industrial piping.
FAQ:
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Q: Can this pipe be used in high-temperature heat exchangers?
A: Yes, EN10217-7 stainless steel pipes are designed for high-temperature industrial use. -
Q: Are custom sizes available?
A: Yes, diameter, wall thickness, and length can be customized to your specifications. -
Q: Is the material suitable for chemical fluids?
A: Absolutely, grades like 316L ensure resistance to acids and corrosive chemicals. -
Q: What testing standards are followed?
A: Pipes undergo hydrostatic, ultrasonic, and visual inspection according to EN10217-7.
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The SS Welded Pipe EN10217-7 combines high strength, corrosion resistance, and precision manufacturing to provide an industrial solution for demanding heat transfer and chemical processes.