EN 10216-2 13CrMo4-5 Seamless Carbon Steel Tube

EN 10216-2 13CrMo4-5 Seamless Carbon Steel Tube

EN 10216-2 13CrMo4-5 Seamless Carbon Steel Tube, What is EN 10216-2 13CrMo4-5? Understanding the Definition, Properties, and Applications of Seamless Steel Pipes


Standards play a crucial role in ensuring the quality, compatibility, and safety of materials used in the iron and steel industry. One significant standard in this field is EN 10216-2, which outlines the technical delivery conditions for seamless non-alloy and alloy steel tubes. In this article, we will provide a comprehensive understanding of the 13CrMo4-5 grade within the EN 10216-2 standard. We will explore general information about 13CrMo4-5, its areas of application, different varieties, technical details, dimensions and tolerances, chemical and mechanical properties, as well as the certification process.

General Information about 13CrMo4-5:

13CrMo4-5 is a non-alloy seamless carbon steel tube that falls within the EN 10216-2 standard. Its exceptional properties, including high-temperature strength, corrosion resistance, and creep resistance, make it suitable for a wide range of applications. From power plants to petrochemical facilities, this quality plays a crucial role in ensuring the integrity and longevity of critical components operating under demanding conditions. It possesses unique properties that make it suitable for various industrial applications. Let’s delve into some key aspects of 13CrMo4-5:

Varieties of 13CrMo4-5 Tubes:

13CrMo4-5 tubes come in various forms to meet specific requirements. While the grade remains the same, variations in wall thickness and outer diameter enable manufacturers to select the most suitable tube for a particular application. This flexibility allows seamless integration of 13CrMo4-5 tubes in various industries.13CrMo4-5 is a high-temperature, low-alloy steel quality specified in the EN 10216-2 standard. It contains chromium (Cr), molybdenum (Mo), and a limited amount of carbon (C) and manganese (Mn). This composition provides the steel with excellent heat resistance, high-temperature strength, and creep resistance, making it suitable for applications involving elevated temperatures and pressures.

Technical Details, Dimensions, and Tolerances:

EN 10216-2 provides detailed technical information about 13CrMo4-5 tubes, including the manufacturing process, chemical composition, and mechanical properties. The standard also specifies dimensions and tolerances for outer diameter, wall thickness, and length. These parameters ensure uniformity and compatibility of the tubes, enabling their seamless integration into different systems.

Chemical & Mechanical Properties:

The chemical composition of 13CrMo4-5 tubes adheres to the specifications defined by EN 10216-2. It consists of elements such as carbon, manganese, phosphorus, sulfur, silisyum, chromium, and molybdenum. These elements contribute to the mechanical properties of the tubes, including yield strength, tensile strength, elongation, and impact resistance. 13CrMo4-5 tubes exhibit excellent weldability and demonstrate reliability and durability in diverse operating conditions.

Here is the table the typical maximum and minimum chemical values of EN 10216-2 13CrMo4-5 quality:

Chemical ComponentMinimum ValueMaximum Value
Carbon (C)0.10%0.17%
Silisyum (Si)0.35%0.70%
Manganese (Mn)0.40%0.70%
Phosphorus (P)0.025%
Sulfur (S)0.020%
Chromium (Cr)0.70%1.15%
Molybdenum (Mo)0.40%0.60%

Please note that this table provides the typical maximum and minimum chemical values for EN 10216-2 13CrMo4-5 quality. It is important to refer to the specific standards and specifications for accurate and up-to-date information regarding your specific projects or applications.

Mechanical Properties:

Here is the table the typical maximum and minimum mechanical values of EN 10216-2 13CrMo4-5 quality:

Mechanical PropertyMinimum ValueMaximum Value
Yield Strength (Rp0.2)300 MPa450 MPa
Tensile Strength (Rm)450 MPa600 MPa
Elongation (A)22%
Impact Toughness (KV)27 J
Hardness (HB)130-170 HB

Please note that this table provides the typical maximum and minimum mechanical values for EN 10216-2 13CrMo4-5 quality. It is important to refer to the specific standards and specifications for accurate and up-to-date information regarding your specific projects or applications.

Certification Process:

To ensure compliance with the EN 10216-2 standard and specific requirements for 13CrMo4-5 tubes, manufacturers can obtain certification. Certifications, such as EN 10204, provide assurance to customers and regulatory bodies regarding the quality and traceability of the tubes. Adhering to certification requirements enhances trust and confidence in the industry.


13CrMo4-5 seamless carbon steel tubes, falling within the EN 10216-2 standard, are widely used in the iron and steel industry. Their exceptional properties make them suitable for power generation and the petrochemical sector.

EN 10216-2 13CrMo4-5 Seamless Carbon Steel Tube


(EN)10216-2 13CrMo4-5 Quality: Applications and Usage Areas of Seamless Steel Tubes 

We will explore the applications and usage methods of 13CrMo4-5 grade steel, highlighting its properties, benefits, and suitability for various industries. Some key utilization areas include:

  1. Power Plants: This quality is commonly used in the construction of power plant components such as boilers, steam pipes, and pressure vessels. Its ability to withstand high temperatures and pressures, combined with its corrosion resistance, makes it ideal for these critical applications.
  2. Petrochemical Industry: 13CrMo4-5 quality is utilized in refineries and petrochemical plants for the manufacturing of equipment that handles corrosive fluids and gases at high temperatures. It offers excellent resistance to oxidation and sulfidation, ensuring the longevity and reliability of the equipment.
  3. Heat Exchangers: Heat exchangers operating under high-temperature and high-pressure conditions require materials with exceptional thermal and mechanical properties. 13CrMo4-5 quality is often employed in these applications due to its thermal stability, good weldability, and resistance to thermal fatigue.
  4. Pipelines and Piping Systems: In oil and gas transmission pipelines and various piping systems, 13CrMo4-5 quality is preferred for its resistance to hydrogen-induced cracking (HIC) and stress corrosion cracking (SCC). It ensures the integrity and safety of these critical infrastructure components.
  5. Boiler Tubes: The quality is extensively used in the fabrication of boiler tubes, where it withstands the harsh conditions of high-temperature steam and corrosive environments. Its excellent creep resistance and heat transfer properties contribute to efficient and reliable boiler operation.

Usage Methods of 13CrMo4-5 Grade:

The usage of 16Mo3 grade steel requires adherence to certain methods and considerations to ensure optimal performance and longevity. Some important aspects to keep in mind include:

  • Welding: Proper welding techniques should be employed to ensure the integrity of the joints and prevent the formation of defects. Preheating and post-weld heat treatment may be necessary to minimize residual stresses and ensure the desired properties in the welded areas.
  • Material Selection: In applications involving exposure to aggressive environments, it is crucial to select the appropriate grade of 13CrMo4-5 quality that offers enhanced corrosion resistance, such as those with higher chromium content.
  • Compliance with Standards: Manufacturers must adhere to the specifications outlined in the EN 10216-2 standard for the production, testing, and quality control of seamless steel tubes using 13CrMo4-5 quality. Compliance ensures consistent performance and reliability of the final products.


EN 10216-2 13CrMo4-5 Quality: Applications and Usage Areas of Seamless Steel Tubes

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