EN10216-2 P195GH P235GH P265GH 20MnNb6 16Mo3 Non-alloy Seamless Steel Tubes For Pressure Purposes
Material Specification
EN10216-2 is a European standard that specifies the technical delivery conditions for seamless steel tubes made from non-alloy and alloy steels with specified elevated temperature properties. These tubes are primarily used for pressure purposes, such as in the construction of boilers, pressure vessels, and pipelines.
Key Features
- High Temperature Resistance: Designed to withstand high temperatures, making them ideal for pressure applications.
- Durability: Offers excellent durability and long service life.
- Versatility: Suitable for a wide range of industrial applications.
- Compliance: Meets stringent European standards for quality and safety.
Chemical Composition
The chemical composition of these steel grades is crucial for their performance in high-temperature environments. Below is a table presenting the typical chemical composition for each grade:
| Element (%) | P195GH | P235GH | P265GH | 20MnNb6 | 16Mo3 |
| C | ≤ 0.20 | ≤ 0.16 | ≤ 0.20 | ≤ 0.20 | ≤ 0.12 |
| Si | ≤ 0.35 | ≤ 0.35 | ≤ 0.40 | ≤ 0.40 | ≤ 0.35 |
| Mn | 0.70-1.40 | 0.60-1.20 | 0.70-1.40 | 1.20-1.50 | 0.40-0.90 |
| P | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 | ≤ 0.025 |
| S | ≤ 0.015 | ≤ 0.015 | ≤ 0.015 | ≤ 0.015 | ≤ 0.010 |
| Cr | - | - | - | - | 0.30-0.60 |
| Mo | - | - | - | - | 0.25-0.35 |
| Nb | - | - | - | 0.02-0.05 | - |
Mechanical Properties
The mechanical properties of these steel grades are essential for ensuring their performance under pressure. Below is a table presenting the typical mechanical properties for each grade:
| Property | P195GH | P235GH | P265GH | 20MnNb6 | 16Mo3 |
| Yield Strength (MPa) | ≥ 195 | ≥ 235 | ≥ 265 | ≥ 275 | ≥ 275 |
| Tensile Strength (MPa) | 320-440 | 360-500 | 410-570 | 450-600 | 440-590 |
| Elongation (%) | ≥ 24 | ≥ 25 | ≥ 23 | ≥ 22 | ≥ 22 |
Steel Grade
The EN10216-2 standard covers several steel grades, including:
- P195GH: Suitable for low-pressure applications.
- P235GH: Commonly used in the construction of pressure vessels.
- P265GH: Ideal for high-pressure applications.
- 20MnNb6: Known for its excellent strength and toughness.
- 16Mo3: Offers enhanced resistance to corrosion and high temperatures.
Application
These seamless steel tubes are widely used in various industries, including:
- Power Generation: Boilers and heat exchangers.
- Petrochemical: Pressure vessels and pipelines.
- Chemical Processing: High-temperature processing equipment.
- Oil and Gas: Transportation and storage of gases and liquids.
Possible Alternative Grades
Depending on specific requirements, alternative grades may be considered:
- ASTM A106 Grade B: A common alternative for seamless carbon steel pipes.
- ASTM A335 P11: Suitable for high-temperature service.
- DIN 17175: Another European standard for seamless steel tubes.
TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and
trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and
credibility among domestic and foreign customers.
The company's production plant covers an area of over 10,000 square meters, with an annual production
capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which can satisfy customers' personalized needs for raw materials in terms of diversity and timeliness.
The group holds shares in more than ten domestic production entities, whose main products include
seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.
Over the past 30 years, the company has been gradually developing new technologies and materials to meet
the growing needs of customers and various diversified needs, exporting to more than 56 countries and still
increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.
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.
|
|
EN10216-2 P235GH Non-alloy Seamless Steel Tubes For Pressure Purposes Images
|
