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- The cycled strain of the alloy is mainly related to the stress amplitude of cyclic loading. 合金的循環(huán)應變值主要與合金的循環(huán)加載應力幅值有關(guān)。
- Method for Determining Appropriate Statistical Models of the Random Cyclic Stress Amplitudes of a Stainless Pipe Weld Metal 確定不銹鋼管道焊縫金屬隨機循環(huán)應力幅良好統計模型的方法
- cyclic stress of varying amplitude 變幅載荷
- The calculated results agree with experimental results in terms of stress amplitude impacted by machine stiffness. 就機械剛度對應力幅度的影響而言,計算結果與實(shí)驗結果一致。
- The effect of pre immersion time on corrosion fatigue life reduced with the increasing of stress amplitude. 在 30MPa下預腐蝕對連接件的疲勞壽命的影響作用比 5 0MPa下預腐蝕對連接件疲勞壽命的作用要明顯。
- Corrosion fatigue. A type of failure that results from the simultaneous action of a cyclic stress and chemical attack. 腐蝕疲勞:由循環(huán)應力和化學(xué)腐蝕同時(shí)作用導致的一類(lèi)失效。
- The results show that low cycle fatigue life is reduced and cyclic stress is raised by torsional prestrain raising. 結果表明，扭轉預應變降低低周疲勞壽命，循環(huán)應力隨扭轉預應變的增大而增大。
- Fatigue limit. For fatigue, the maximum stress amplitude level below which a material can endure an essentially infinite number of stress cycles and not fail. 疲勞極限:對疲勞而言,最大應力幅值水平,低于該值材料可以承受無(wú)限次應力循環(huán)而不失效。
- The ASME code_based evaluation with 20 reduction factor on the mean life is much more conservative than that with 2 reduction factor on the stress amplitude. ASME法中，基于20倍裂紋萌生壽命降低系數的S?N曲線(xiàn)估計結果較基于2倍虛擬應力幅降低系數的估計結果要保守得多。
- The amplitudes of pore pressure increased notably with the increase of cyclic stress ratio, and the residual pore pressure also increased obviously. 當循環(huán)應力比增大時(shí)，動(dòng)孔隙水壓力變化幅值顯著(zhù)增加，而殘余孔壓也較大。
- It was shown that the cumulative plastic strain depended not only on the applied cyclic stress and number of cycles,but also on the initial static deviatoric stress level. 在上海地區典型飽和軟粘土不排水循環(huán)三軸試驗的基礎上,分析了影響軟粘土塑性累積變形的主要因素:循環(huán)荷載的作用次數,初始靜偏應力和循環(huán)加載動(dòng)偏應力。
- Analyzing the micro plastic deformation of metal material under static load and cyclic stress, The scientific basis for choice dynamical stress of VSR is provide. 本文分析了靜載荷及循環(huán)載荷下的微塑性變形行為,認為振動(dòng)時(shí)效動(dòng)應力的選擇應以材料的疲勞極限作為依據。
- The results reveal that the solid solution and aging treatments will lead to a change in both cyclic stress response and cyclic stress-stain behavior of the extruded AM50 alloy. 在高的外加總應變幅下,固溶和時(shí)效處理可以提高擠壓變形AM50鎂合金的疲勞壽命,但當外加總應變幅較低時(shí),固溶和時(shí)效處理則降低擠壓變形AM50鎂合金的疲勞壽命;
- Similar cyclic stresses may have occurred due to wind-induced swaying motion during storage. 同樣在存放時(shí)由風(fēng)力引起的橫向擺動(dòng)也可以產(chǎn)生類(lèi)似的循環(huán)應力。
- Fatigue. Failure, at relatively low stress levels, of structures that are subjected to fluctuating and cyclic stresses. 疲勞:在相對低的應力水平下,承受交變和循環(huán)應力結構的失效。
- Thermal fatigue. A type of fatigue failure wherein the cyclic stresses are introduced by fluctuating thermal stresses. 熱疲勞:一種疲勞失效類(lèi)型,循環(huán)應力是由于交變熱應力引起的。
- The effect of cyclic stress on the strength of creep rupture and recurrent creep rupture as well as low cycle fatigue of a cast nickel-base superalloy with high Al and Ti contents has been studied under different temperature and stress. 本文對一種高鋁鈦鎳基鑄造合金,在不同溫度分別測定單調持久、周期持久和低周疲勞性能。
- Cable-grider anchorage zone of cable-stayed bridge was stress concentration and complex,especially should pay more attention to fatigue performance under cyclic stress in operation stage. 斜拉橋索梁錨固區焊接集中,受力復雜,特別是在運營(yíng)階段循環(huán)應力作用下的疲勞性能值得關(guān)注。
- The average is thus a poor representation of the large variability of the stress amplitudes in the crust. 平均的情況則只能較差的反映地殼中應力振幅非常大不同的狀況。
