研究目的
Investigating the influence of the thickness of 03Х22Н6М2 stainless steel samples strengthened by laser shock processing on their fatigue life.
研究成果
Laser shock processing significantly increases the fatigue life of 03Х22Н6М2 stainless steel samples, with the effect being more pronounced in thinner samples. The technology creates a synergetic effect through surface hardening and compressive residual stress.
研究不足
The study focuses on 03Х22Н6М2 stainless steel samples and may not be directly applicable to other materials. The computational resources required for simulation are significant.
1:Experimental Design and Method Selection:
Finite-element modeling of laser shock processing and fatigue life analysis.
2:Sample Selection and Data Sources:
03Х22Н6М2 stainless steel samples of varying thicknesses.
3:List of Experimental Equipment and Materials:
ABAQUS/Explicit and FE-SAFE software, laser shock processing setup.
4:Experimental Procedures and Operational Workflow:
Simulation of laser shock processing, determination of residual stress, and fatigue life analysis.
5:Data Analysis Methods:
Use of multiaxial fatigue criteria and finite-element modeling results.
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