Unveiling the Strength: A Spotlight on 10CrMo910 Steel Grade

Specification: Unveiling the Strength: A Spotlight on 10CrMo910 Steel Grade

– Introduction: This specification aims to highlight the key features and properties of the 10CrMo910 steel grade. It provides a comprehensive overview of its mechanical properties and chemical composition.

– Steel Grade: 10CrMo910 is a low-alloy steel grade that is primarily used for high-temperature service applications. It offers excellent strength and toughness at elevated temperatures, making it suitable for applications such as power plants, boilers, and pressure vessels.

– Mechanical Properties: 10CrMo910 exhibits impressive mechanical properties, especially at high temperatures. Some of the key mechanical properties include:

1. Tensile Strength: The minimum tensile strength of 10CrMo910 steel grade is specified to be 450-600 MPa.

2. Yield Strength: The minimum yield strength of 10CrMo910 steel grade is specified to be 280-380 MPa.

3. Elongation: The minimum elongation of 10CrMo910 steel grade is specified to be 22-30%.

4. Impact Toughness: 10CrMo910 steel grade possesses excellent impact toughness, with a specified minimum Charpy V-notch impact energy of 27J at -20°C.

– Chemical Composition: The chemical composition of 10CrMo910 steel grade plays a crucial role in determining its mechanical properties and overall performance. The key elements and their percentage composition (by weight) are as follows:

1. Carbon (C): 0.08-0.15%
2. Silicon (Si): 0.10-0.35%
3. Manganese (Mn): 0.40-0.70%
4. Phosphorus (P): ≤0.025%
5. Sulfur (S): ≤0.010%
6. Chromium (Cr): 2.00-2.50%
7. Molybdenum (Mo): 0.90-1.10%

– Additional Alloying Elements: In addition to the above key elements, 10CrMo910 steel grade may contain trace amounts of other alloying elements such as nickel (Ni) and copper (Cu). However, these elements are typically present in very minimal quantities and do not significantly impact the overall composition.

– Conclusion: With its exceptional mechanical properties and well-balanced chemical composition, 10CrMo910 steel grade proves to be a reliable choice for high-temperature applications. Its strength, toughness, and resistance to creep make it a preferred material in various industries, ensuring optimal performance and safety.
10CrMo910 Steel grade
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