Method for Producing High-Strength Components from Cast Steel Having Trip/twip Properties and Use of the Manufactured Components

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This patent describes a method for creating high-strength steel components using cast steel that exhibits TRIP (Transformation-Induced Plasticity) and TWIP (Twinning-Induced Plasticity) properties. The steel composition and processing method are designed to achieve special mechanical properties by optimizing the stacking fault energy of the material, resulting in parts that are particularly strong and tough.

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• Automotive parts such as car bodies or crash-resistant structural parts
• Railway components that require high strength and ductility
• Construction elements that need to withstand high stresses
• Industrial machinery parts subject to repeated mechanical forces
• Protective equipment and armor applications

BenefitsContent extracted from patent full text and abstract with AI.

• Provides components with high strength and ductility, improving safety and performance
• Enables the production of lighter components due to increased mechanical strength, aiding in weight reduction initiatives
• Potentially reduces production costs compared to other advanced high-strength materials
• Improves energy absorption characteristics, which is valuable in crash or impact scenarios
• Expands the range of applications for cast steel by offering enhanced material properties

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Inventors & Applicants

Patent Abstract

The invention relates to a method for producing high-strength components from austenitic or austenitic-martensitic cast steel having TRIP/TWIP properties and having an equivalent value for the stacking fault energy of the austenite of W