X45CrSi93: The New Standard in High-Temperature Steel Alloys

Specification X45CrSi93: The New Standard in High-Temperature Steel Alloys:

1. General Information:
– Alloy Name: X45CrSi93
– Industry Standard: The New Standard in High-Temperature Steel Alloys

2. Mechanical Properties:
– Ultimate Tensile Strength: ≥ 900 MPa
– Yield Strength: ≥ 800 MPa
– Hardness: ≥ 55 HRC
– Elongation: ≥ 12%
– Modulus of Elasticity: 210 GPa
– Impact Strength: ≥ 18 J

3. Chemical Composition:
– Carbon (C): 0.40% – 0.50%
– Silicon (Si): 2.50% – 3.50%
– Chromium (Cr): 12.00% – 14.00%
– Manganese (Mn): ≤ 0.80%
– Sulfur (S): ≤ 0.030%
– Phosphorus (P): ≤ 0.030%
– Nickel (Ni): ≤ 0.50%
– Vanadium (V): ≤ 0.20%
– Iron (Fe): Balance

Note: The chemical composition may differ based on specific manufacturer requirements.

4. Applications:
– X45CrSi93 steel alloy is specifically designed for high-temperature applications where superior mechanical properties and resistance to corrosion and oxidation are required.
– It is commonly used in the manufacturing and construction industries for components such as turbine blades, exhaust system components, high-temperature fasteners, and heat exchanger tubes.

5. Advantages:
– Excellent high-temperature strength and creep resistance
– Good corrosion and oxidation resistance
– High hardness and toughness combination
– Suitable for severe thermal cycling conditions
– Good retention of mechanical properties at elevated temperatures
– Cost-effective alternative to more expensive high-temperature alloys

6. Processing and Heat Treatment:
– X45CrSi93 steel alloy can be machined using standard methods, such as turning, milling, drilling, and grinding.
– Preheating prior to welding is recommended to minimize the risk of cracking.
– Heat treatment processes like annealing, normalizing, and tempering can be utilized to optimize the mechanical properties for specific applications.

Note: It is advisable to refer to the specific manufacturer’s guidelines and technical data sheets for precise processing and heat treatment instructions.

Overall, X45CrSi93 steel alloy sets a new standard in high-temperature steel alloys due to its exceptional mechanical properties, resistance to corrosion and oxidation, and cost-effectiveness.
X45CrSi93 Steel grade
1698878470