EN 10216-3 P275NL1 Seamless Steel Tubes Alloy Fine Grain Steel Tubes For Pressure Purposes
Product Details
Alloy Fine Grain Seamless Steel Tubes
,EN 10216-3 Seamless Steel Tubes
,P275NL1 Seamless Steel Tubes
EN 10216-3 P275NL1, P275NL2, P355N, P355NH, P355NL Seamless Steel Tubes: Alloy Fine Grain Steel Tubes for Pressure Purposes
Material Specification
EN 10216-3 specifies the technical delivery conditions for seamless steel tubes of alloy fine grain steel for pressure purposes. These tubes are designed to withstand high pressure and are commonly used in the construction of boilers, pressure vessels, and pipelines.
Key Features
- High Strength: These tubes offer excellent mechanical properties, making them suitable for high-pressure applications.
- Fine Grain Structure: The fine grain structure enhances toughness and resistance to brittle fracture.
- Good Weldability: The material is designed to be easily weldable, which is crucial for construction and maintenance.
- Versatility: Suitable for a wide range of applications, including industrial and mechanical uses.
Chemical Composition
The chemical composition of these steel grades is crucial for their performance. Below is a table summarizing the chemical composition for each grade:
| Element | P275NL1 (%) | P275NL2 (%) | P355N (%) | P355NH (%) | P355NL (%) |
|---|---|---|---|---|---|
| C | ≤ 0.16 | ≤ 0.16 | ≤ 0.18 | ≤ 0.18 | ≤ 0.18 |
| Si | ≤ 0.50 | ≤ 0.50 | ≤ 0.50 | ≤ 0.50 | ≤ 0.50 |
| Mn | 1.10-1.70 | 1.10-1.70 | 1.10-1.70 | 1.10-1.70 | 1.10-1.70 |
| P | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 |
| S | ≤ 0.015 | ≤ 0.015 | ≤ 0.015 | ≤ 0.015 | ≤ 0.015 |
| N | ≤ 0.012 | ≤ 0.012 | ≤ 0.012 | ≤ 0.012 | ≤ 0.012 |
| Al | ≥ 0.020 | ≥ 0.020 | ≥ 0.020 | ≥ 0.020 | ≥ 0.020 |
Mechanical Properties
The mechanical properties of these steel grades ensure their suitability for high-pressure applications. The table below summarizes the key mechanical properties:
| Property | P275NL1 | P275NL2 | P355N | P355NH | P355NL |
|---|---|---|---|---|---|
| Yield Strength (MPa) | ≥ 275 | ≥ 275 | ≥ 355 | ≥ 355 | ≥ 355 |
| Tensile Strength (MPa) | 430-580 | 430-580 | 510-650 | 510-650 | 510-650 |
| Elongation (%) | ≥ 22 | ≥ 22 | ≥ 22 | ≥ 22 | ≥ 22 |
| Impact Energy (J) | ≥ 27 (at -20°C) | ≥ 27 (at -50°C) | ≥ 27 (at 20°C) | ≥ 27 (at -20°C) | ≥ 27 (at -50°C) |
Steel Grade
The steel grades covered under EN 10216-3 include:
- P275NL1
- P275NL2
- P355N
- P355NH
- P355NL
Application
These seamless steel tubes are widely used in various industries due to their high strength and excellent mechanical properties. Common applications include:
- Boilers: Used in the construction of high-pressure boilers.
- Pressure Vessels: Ideal for manufacturing pressure vessels that require high strength and toughness.
- Pipelines: Suitable for high-pressure pipelines in the oil and gas industry.
- Mechanical Engineering: Used in various mechanical engineering applications requiring high strength and durability.
Possible Alternative Grades
Depending on the specific requirements, alternative grades that may be considered include:
- EN 10216-2: Seamless steel tubes for pressure purposes with different material specifications.
- ASTM A106: Standard specification for seamless carbon steel pipe for high-temperature service.
- ASTM A333: Standard specification for seamless and welded steel pipe for low-temperature service.
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Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.
At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.
Q: Are you trading company or manufacturer ?
A: manufacturer,also can do trading.
Q: How long is your delivery time?
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
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