EN10028-2 X12CrMo5 is a chromium-molybdenum alloy steel plate designed for elevated temperature service and is widely used in the fabrication of boilers and pressure vessels. This grade is known for its excellent heat resistance and high-temperature strength, making it suitable for applications in power plants, refineries, and other industries where reliability under thermal stress is paramount.

Chemical Composition:

The chemical composition of EN10028-2 X12CrMo5 is tightly controlled to ensure the necessary mechanical properties and weldability. The typical chemical composition is as follows:

· Carbon (C): 0.08 - 0.15%

· Silicon (Si): ≤ 0.50%

· Manganese (Mn): 0.40 - 0.90%

· Phosphorus (P): ≤ 0.025%

· Sulfur (S): ≤ 0.010%

· Chromium (Cr): 4.50 - 5.50%

· Molybdenum (Mo): 0.45 - 0.65%

· Nickel (Ni): ≤ 0.30%

· Copper (Cu): ≤ 0.30%

· Aluminum (Al): ≤ 0.020%

· Titanium (Ti): ≤ 0.03%

· Niobium (Nb): ≤ 0.02%

· Nitrogen (N): ≤ 0.012%

Mechanical Properties:

The mechanical properties of EN10028-2 X12CrMo5 are characterized by its high strength and toughness. The typical values are as follows:

· Yield Strength: ≥ 265 MPa

· Tensile Strength: 450 - 580 MPa

· Elongation: ≥ 22%

· Impact Energy (Charpy V-notch test at -10°C): ≥ 40 Joules

Heat Treatment:

The steel plates are supplied in the normalized and tempered condition to achieve the desired mechanical properties. Normalization is typically performed at 920 - 980°C, followed by air cooling. Tempering is carried out at 730 - 780°C, followed by air cooling to enhance the toughness and ductility of the material.

Available Dimensions:

TJC Steel Group offers EN10028-2 X12CrMo5 in a wide range of sizes to meet various project requirements. The available dimensions include:

· Thickness: 6 - 300 mm

· Width: 1500 - 4020 mm

· Length: 3000 - 27000 mm

Low-Temperature Impact Test:

The steel plates are subjected to a low-temperature impact test at -10°C to ensure their suitability for use in low-temperature environments. This test guarantees that the material maintains its impact resistance properties even under such conditions.

Main Applications:

Due to its excellent heat resistance and mechanical properties, EN10028-2 X12CrMo5 is commonly used in the following applications:

· Power generation equipment

· Pressure vessels

· Steam boilers

· Heat exchangers

· Petrochemical equipment

· Nuclear power plant components

TJC Steel Group Supply Cases:

TJC Steel Group has a proven track record of supplying high-quality EN10028-2 X12CrMo5 steel plates to various industries. One notable supply case involved the delivery of 500 tons of this material to a leading power plant in Southeast Asia. The steel plates were used to fabricate critical components of the plant's boiler system, ensuring reliable and efficient operation.

Conclusion:

EN10028-2 X12CrMo5 is a versatile and robust steel grade that meets the stringent requirements of the boiler and pressure vessel industry. TJC Steel Group's commitment to quality and customer satisfaction makes it a trusted supplier of this material, capable of delivering to projects around the globe.