Important Industrial Applications of 13CrMo4-4 Steel Grade

1. Important Industrial Applications of 13CrMo4-4 Steel Grade:
– Power generation: 13CrMo4-4 steel grade is commonly used for manufacturing components in power plants such as high-pressure steam pipes, boilers, and turbines. Its high temperature and pressure resistance make it suitable for these applications.
– Oil and gas industry: This steel grade is utilized in the oil and gas industry for manufacturing equipment such as oil and gas pipelines, drilling rigs, and pressure vessels. Its resistance to corrosion, high temperature, and pressure make it suitable for these harsh environments.
– Chemical industry: 13CrMo4-4 steel grade is used in the chemical industry for manufacturing equipment that handles chemicals, such as reactors, heat exchangers, and storage tanks. Its resistance to corrosive chemicals and high temperatures makes it ideal for these applications.
– Petrochemical industry: Similar to the chemical industry, the petrochemical industry also utilizes 13CrMo4-4 steel grade for manufacturing equipment that handles various petrochemicals. Its high temperature and corrosion resistance make it suitable for this industry.
– Automotive industry: In the automotive industry, 13CrMo4-4 steel grade is used for manufacturing high-pressure fuel injection systems and exhaust components due to its excellent high-temperature strength and resistance to corrosion.
– Aerospace industry: This steel grade is employed in the aerospace industry for manufacturing components that require high strength, good creep resistance, and high-temperature properties, such as aircraft engines, rocket motors, and airframe structures.

2. Mechanical Properties of 13CrMo4-4 Steel Grade:
– Tensile strength: The tensile strength of 13CrMo4-4 steel grade is typically between 450-600 MPa, depending on the heat treatment and thickness of the material. This property ensures its structural integrity under high-stress conditions.
– Yield strength: The yield strength of this steel grade is typically around 270-360 MPa. It indicates the maximum stress that the material can withstand before permanent deformation occurs.
– Elongation: The elongation of 13CrMo4-4 steel grade is generally around 22-25%, which means it can undergo significant plastic deformation before fracture, making it suitable for forming and fabrication processes.
– Impact resistance: This steel grade has good impact resistance, which allows it to absorb energy during sudden loading, preventing fracture or failure.
– Hardness: The hardness of 13CrMo4-4 steel grade can range between 160-190 HB, depending on the heat treatment. Higher hardness enhances the material’s wear resistance.

3. Chemical Composition of 13CrMo4-4 Steel Grade:
– Carbon (C): 0.08-0.18%
– Silicon (Si): 0.15-0.50%
– Manganese (Mn): 0.40-1.00%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.010% max
– Chromium (Cr): 0.70-1.15%
– Molybdenum (Mo): 0.40-0.60%
– Vanadium (V): 0.10-0.30%
– Nitrogen (N): 0.020% max
– Copper (Cu): 0.30-0.70% (optional, for enhanced corrosion resistance)

The specific chemical composition may vary depending on the manufacturer and specific product requirements.
13CrMo4 4 Steel grade
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