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AISI 1018 炭素鋼の強化された機械性能のための摩擦混合溶接パラメータの最適化
Anmol Bhatia1,2, Reeta Wattal2, Rajeev Kumar3
1Department of Multidisciplinary Engineering, The NorthCap University, Gurugram, 122017, Haryana, India.
Scientific reports
|August 27, 2025
まとめ
AISI 1018 炭素鋼の摩擦振動溶接 (FSW) パラメータを最適化することで,機械的特性が大幅に向上しました. この研究では,グレイ・リレーショナル・アナリストとメインコンポーネント・アナリストを用いて,優れた関節性能を達成しました.
科学分野:
- 材料科学
- 製造エンジニアリング
背景:
- フリクション・ストーブ・ウェルディング (FSW) は,固体結合の重要なプロセスである.
- FSWのパラメータを最適化することは,炭素鋼の結合の機械的性質を高めるために不可欠です.
研究 の 目的:
- AISI 1018 炭素鋼の摩擦混合溶接プロセスのパラメータを最適化するために.
- 溶接速度,工具の回転速度,肩の直径が機械的性質に及ぼす影響を調査する.
- 最終的な引力強度,延長率,面積の減少率,インパクトエネルギーを改善します.
主な方法:
- シングルレスポンスとマルチレスポンス最適化技術の適用
- グレー関係分析 (GRA) とメインコンポーネント分析 (PCA) を用いて複数の応答を最適化.
- 微細構造分析を行って 資産の改善を理解する
主要な成果:
- 最適化されたパラメータは,機械的性質の有意な改善をもたらしました:UTSでは3.73%,PEでは7.30%,RAでは23.13%,IEでは2.35%.
- 微細構造分析により,精細な粒子の構造が示され,性能が向上しました.
- 確認試験は,最適化されたパラメータの有効性を検証した.
結論:
- 統合されたGRA-PCAアプローチは,FSWパラメータを最適化するための効果的な枠組みを提供します.
- 最適化されたFSWパラメータは,AISI 1018炭素鋼の結合の機械的振る舞いを大幅に改善します.
- 発見は自動車や構造物製造の応用に 価値のある洞察をもたらします
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