EN 10217-2 P265GH Electric Welded Alloy Steel Tubes For Elevated Temperature Properties
EN 10217-2 P265GH Welded Steel Tube: Electric Welded Alloy Steel Tubes For Elevated Temperature Properties
Introduction
EN 10217-2 P265GH is a European standard for electric welded alloy steel tubes used in applications requiring elevated temperature properties. This specification outlines the material, key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades for P265GH welded steel tubes.
Material and Specification
EN 10217-2 P265GH specifies the requirements for electric welded non-alloy and alloy steel tubes with specified elevated temperature properties. These tubes are intended for use in pressure purposes at elevated temperatures.
The specification covers tubes with circular cross-sections, made from either non-alloy or alloy steel. The manufacturing process involves electric welding and subsequent heat treatment.
Key Features
- Elevated temperature properties: P265GH tubes are designed to withstand high temperatures, making them suitable for applications in industries such as power generation, petrochemicals, and refineries.
- Weldability: These tubes exhibit excellent weldability, allowing for easy fabrication and installation.
- Durable and reliable: P265GH tubes are known for their durability and reliability, ensuring long-term performance in demanding environments.
- Compliance with European standards: EN 10217-2 ensures that the tubes meet the necessary quality and safety requirements for their intended applications.
Chemical Composition
| Element | Percentage Range |
|---|---|
| Carbon (C) | 0.20 max |
| Manganese (Mn) | 0.80 max |
| Phosphorus (P) | 0.025 max |
| Sulfur (S) | 0.015 max |
| Silicon (Si) | 0.40 max |
| Chromium (Cr) | 0.30 max |
| Nickel (Ni) | 0.30 max |
| Copper (Cu) | 0.30 max |
| Molybdenum (Mo) | 0.08 max |
| Vanadium (V) | 0.02 max |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 410 - 570 MPa |
| Yield Strength | 265 MPa min |
| Elongation | 22% min |
| Impact Toughness (KV) | 27 J min at -20°C |
| Hardness (HB) | 130 - 170 HB |
Steel Grade
EN 10217-2 P265GH is a steel grade that falls under the European standard for welded steel tubes. It is widely used due to its excellent elevated temperature properties and weldability.
Application
P265GH welded steel tubes find application in various industries where elevated temperature properties are required. Some common applications include:
- Power plants: Piping systems for steam boilers, superheaters, and heat exchangers.
- Petrochemical industry: Tubes for high-temperature processes, such as cracking furnaces and reformers.
- Refineries: Piping systems for fluid transportation at elevated temperatures.
- Chemical industry: Tubes used in processes involving corrosive substances at high temperatures.
Possible Alternative Grades
While P265GH is a widely used steel grade, there are alternative grades available that may suit specific requirements. Some possible alternative grades include:
- ASTM A106 Grade B: A carbon steel grade commonly used for high-temperature applications.
- ASTM A335 P11: A low alloy steel grade suitable for elevated temperature service.
- DIN 17175 13CrMo44: A chromium-molybdenum alloy steel grade used for high-temperature applications.
It is important to consult with engineers and experts to determine the most suitable alternative grade based on specific application requirements.
In conclusion, EN 10217-2 P265GH welded steel tubes offer excellent elevated temperature properties, weldability, and durability. These tubes find extensive use in various industries, including power generation, petrochemicals, and refineries. Understanding the material, key features, chemical composition, mechanical properties, steel grade, application, and possible alternative grades is crucial for selecting the appropriate steel tubes for specific applications.
Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.
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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.