Description
Description of ASTM A 453 Grade 660 Materials
Chemical Properties
- Composition: Primarily composed of iron, nickel, chromium, and molybdenum, with small amounts of titanium and aluminum.
- Corrosion Resistance: Exceptional resistance to oxidation and corrosion, making it suitable for high-temperature applications.
- Stability: Maintains stability and resists scaling at elevated temperatures.
- Oxidation Resistance: High resistance to oxidation due to the formation of a protective oxide layer on the surface.
- Sulfur Atmosphere Resistance: Performs well in environments with sulfur content, preventing rapid deterioration.
Mechanical Properties
- High Strength: Known for its high tensile and yield strength, providing durability in demanding conditions.
- Creep Resistance: Exhibits excellent resistance to creep at high temperatures, ensuring long-term performance.
- Ductility: Maintains good ductility and toughness even at elevated temperatures, allowing for some degree of flexibility under stress.
- Hardness: High hardness ensures wear resistance and longevity in mechanical applications.
- Fatigue Strength: Excellent fatigue strength ensures resistance to repeated loading and unloading cycles.
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