Uncovering the Superior Strength and Corrosion Resistance of 25CrMo4 Steel Grade

Specification:

– Material: 25CrMo4 steel alloy
– Grade: Medium carbon alloy steel
– Chemical Composition:
– Carbon (C): 0.22-0.29%
– Silicon (Si): 0.15-0.30%
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): max 0.035%
– Sulfur (S): max 0.035%
– Chromium (Cr): 0.90-1.20%
– Molybdenum (Mo): 0.15-0.30%
– Mechanical Properties:
– Ultimate Tensile Strength: 900-1100 MPa
– Yield Strength: 730 MPa
– Elongation: 15-20%
– Modulus of Elasticity: 210 GPa
– Hardness: 200-250 HB (Brinell Hardness)
– Corrosion Resistance:
– Excellent resistance to corrosion in various environments, including wet and humid conditions
– High resistance to pitting, crevice, and stress corrosion cracking
– Suitable for use in marine, chemical, and oil and gas industries where superior corrosion resistance is required

25CrMo4 steel grade is known for its superior strength and corrosion resistance, making it a popular choice for various applications. The material has a medium carbon content and contains key alloying elements such as chromium and molybdenum, which contribute to its exceptional properties.

In terms of mechanical properties, 25CrMo4 steel demonstrates a high ultimate tensile strength of 900-1100 MPa, indicating its ability to withstand heavy loads and stress. The material also exhibits a yield strength of 730 MPa and an elongation of 15-20%, showcasing its ductility and ability to deform without fracturing under tension. With a modulus of elasticity of 210 GPa, the material has a high stiffness, allowing it to retain its shape and resist deformation.

Additionally, 25CrMo4 steel grade possesses excellent corrosion resistance. It is highly resistant to corrosion in various environments, including wet and humid conditions, making it suitable for applications exposed to moisture or harsh chemical substances. The material also exhibits high resistance to pitting, crevice, and stress corrosion cracking, further enhancing its durability. These properties make 25CrMo4 steel grade an ideal choice for applications in the marine, chemical, and oil and gas industries, where corrosion resistance is crucial.

Overall, the combination of superior strength and corrosion resistance makes 25CrMo4 steel grade a versatile and reliable material for a wide range of applications, particularly in industries where durability and performance are essential.
25CrMo4 Steel grade
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