EN10028-2 X10CrMoVNb9-1 is a chromium-molybdenum-vanadium-niobium alloy steel plate primarily used in the fabrication of boilers and pressure vessels. This grade is designed to withstand high pressure and temperature environments, making it an ideal choice for applications in power plants, refineries, and other industries where reliability and safety are paramount.

Chemical Composition:

The chemical composition of EN10028-2 X10CrMoVNb9-1 is tightly controlled to ensure the necessary mechanical properties and weldability. The typical chemical composition includes:

· Carbon (C): 0.08-0.15%

· Silicon (Si): ≤ 0.50%

· Manganese (Mn): 0.30-0.80%

· Phosphorus (P): ≤ 0.025%

· Sulfur (S): ≤ 0.010%

· Chromium (Cr): 8.50-9.50%

· Molybdenum (Mo): 0.85-1.15%

· Vanadium (V): 0.18-0.25%

· Niobium (Nb): 0.06-0.10%

· Nickel (Ni): ≤ 0.30%

· Copper (Cu): ≤ 0.30%

· Aluminum (Al): ≤ 0.020%

· Nitrogen (N): ≤ 0.030%

Mechanical Properties:

The mechanical properties of this steel grade are characterized by its excellent strength and toughness. Typical mechanical properties are as follows:

· Yield Strength: ≥ 265 MPa

· Tensile Strength: 480-630 MPa

· Elongation: ≥ 20%

· Impact Energy (at -10°C): ≥ 40J

Heat Treatment:

The steel plates are supplied in a normalized and tempered condition. This heat treatment process ensures that the material has a uniform microstructure and optimal mechanical properties.

Available Dimensions:

TJC Steel Group offers EN10028-2 X10CrMoVNb9-1 steel plates in a wide range of sizes to meet the diverse needs of our customers. The available dimensions include:

· Thickness: 6mm to 300mm

· Width: 1500mm to 4050mm

· Length: 3000mm to 18000mm

Low-Temperature Impact Test:

This grade of steel is subjected to a low-temperature impact test to ensure its toughness at sub-zero temperatures. The material typically meets the requirements of -10°C impact testing, making it suitable for use in cold environments.

Main Applications:

Due to its excellent mechanical properties and resistance to high-temperature creep, EN10028-2 X10CrMoVNb9-1 is widely used in the following applications:

· Power Generation Equipment

· Pressure Vessels

· Steam Boilers

· Heat Recovery Steam Generators (HRSG)

· Petrochemical Plants

TJC Steel Group Supply Case Studies:

TJC Steel Group has successfully supplied EN10028-2 X10CrMoVNb9-1 steel plates to various clients worldwide. One notable case involved the supply of 500 tons of this grade for a large-scale power plant project in Southeast Asia. The steel plates were used to fabricate critical components of the power plant's boiler system, and the project was completed on time, meeting all the stringent quality requirements.

In another instance, TJC supplied 300 tons of X10CrMoVNb9-1 steel plates to a European refinery. The material was used to manufacture pressure vessels that required exceptional resistance to high-temperature creep and corrosion. TJC's ability to provide material with precise chemical composition and mechanical properties ensured the success of the project.

In conclusion, EN10028-2 X10CrMoVNb9-1 is a high-quality steel grade that is well-suited for the fabrication of critical components in the power generation and petrochemical industries. TJC Steel Group's extensive experience in supplying this grade demonstrates our commitment to providing high-quality materials that meet the most demanding industry standards.