1) very high cycle fatigue(UHCF)
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超高周疲劳(UHCF)
2) ultrasonic fatigue
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超高周疲劳
1.
Fatigue behavior of 304 stainless steel was studied with the ultrasonic fatigue testing,and with scanning electron examination of the fatigue crack fracture surface.
采用超声疲劳试验技术对304不锈钢超高周疲劳性能进行了研究,并用扫描电镜对疲劳断口进行了分析。
3) very high cycle fatigue
![点击朗读](/dictall/images/read.gif)
超高周疲劳
1.
Research on the very high cycle fatigue behavior of GCr15 steel in different load frequency;
不同加载频率下GCr15钢超高周疲劳行为的研究
2.
This paper investigates very high cycle fatigue(VHCF) properties of high strength spring steel-50CrV4 with USF-2000 ultrasonic fatigue testing,and then fatigue fractographs are observed by Quanta600 scanning electron microscope(SEM).
该文用USF-2000超声疲劳实验机研究了50CrV4高强度弹簧钢的超高周疲劳性能,并用Quan-ta600扫描电子显微镜对疲劳断口形貌进行了观察。
4) ultra-high cycle fatigue
![点击朗读](/dictall/images/read.gif)
超高周疲劳
1.
Failure Behavior of Ultra-high Cycle Fatigue of a 2 000 MPa Grade High Strength Steel;
![点击朗读](/dictall/images/read.gif)
2000 MPa高强度钢的超高周疲劳破坏行为
5) super high cycle fatigue
![点击朗读](/dictall/images/read.gif)
超高周疲劳
1.
Ultrasonic fatigue tests were carried out on Q235B base metal and welded joints by an ultrasonic fatigue test equipment in order to investigate their super high cycle fatigue properties.
用超声疲劳试验装置对Q235B母材及焊接接头试件进行超声疲劳试验,研究其在超高周疲劳寿命区间的疲劳性能。
6) very high cycle fatigue(VHCF)
![点击朗读](/dictall/images/read.gif)
超高周疲劳
1.
From the point of view of LEFM,this paper reveals that the applied stress amplitude,nonmetallic inclusion size r_0 and hydrogen concentration C_H in steel are the decisive factors in fatigue life Nf for super-high strength steel in very high cycle fatigue(VHCF)regime,in result their mathematical expression is obtained.
本文从线弹性断裂力学角度出发,得出外加疲劳应力幅、钢中的夹杂物尺寸及氢含量是影响超高强度钢在超高周疲劳条件下疲劳寿命的决定性因素,进而推导出了疲劳寿命 N_f 与钢中非金属夹杂物尺寸 r_0及钢中氢浓度 C_H 的定量关系。
2.
This paper investigated the very high cycle fatigue(VHCF)behavior of two low alloy steels.
本文研究了两种低合金钢超高周疲劳行为的基本特征和裂纹萌生机理。
补充资料:周熙高
周熙高
河北东光人。1965年毕业于辽宁教育学院中文系。1958年参加工作,历任本溪市教育局教师、研究员、视导员,本溪市展览馆编辑、文化局创作员及创作室副主任、艺术馆副馆长,本溪市文联副秘书长、副主席,专业作家,文学创作一级。中国作家协会辽宁分会第三、四、五届理事,本溪市作家协会主席,本溪市第七、八届政协常委,本溪市第九届人大代表。1958年开始发表作品。1982年加入中国作家协会。
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