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- It's a new method to increase fatigue strength of welded joints and structure by peening toe of weld with ultrasonic peening equipment. 使用超声波冲击焊趾来提高焊接接头及结构的疲劳强度,是一种国际上刚刚出现的新方法。本文对超声冲击方法的试验装置进行了研究。
- Its a new method to incaease fatgue strength of welded joints and structure by peening toe of weld with ultrasonic peening equipment. 使用超声波冲击焊趾来提高焊接接头及结构的疲劳强度,是一种国际上刚刚出现的新方法:本文对超声冲击方法的试验装置进行了研究。
- It has been proved by related tests (at constant force amplitude) that the fatigue strength of welded joints or structures with ultrasonic peening trea tment is improved greatly. 焊接接头或焊接结构经超声冲击处理后,疲劳性能得到十分显著的改善,这已被相关试验(常幅)所证实。突然超载所引起的过载效应会对超声冲击处理的效果产生一定的影响,具体情况如何,目前尚不情楚。
- It is found that mis match of strength has an obvious affection on the FAC of weldments and the mis matching of strength of welded joints must be take into accouter by using CEGB/R6 method to assess the integrity of weldments. 材料组配对焊接接头的失效评定曲线有很大影响,因此,应用CEGB/R6的方法对接头进行完整性评价时,应考虑接头的材料组配情况。
- The results of arc starting and welding tests for titanium alloy are also presented in detail in the paper. Tensile strength of welding joints has reached the demands of welding standard, esp. no spatters on back weld are obtained in contrast with EBW. 文中详述了空心阴极焊枪设计、引弧试验情况及钛合金焊接工艺试验 ,结果表明焊接接头拉伸强度达到标准的要求 ,特别是与电子束焊相比 ,焊缝背面无焊接飞溅
- Research on the Fatigue Strength of Weld Joint and the Improvement of Technique and Technology 焊接接头疲劳强度的研究及其技术工艺的改进
- Fatigue strength of welded joints of high strength steel 高强度钢焊接接头疲劳强度
- The distribution of residual stress of weld joints is analyzed. 并分析了焊接接头残余应力的分布规律。
- strength of welded joint 接头强度
- The equipment of ultrasonic peening for increasing fatigue strength of a welded joint is imposed and a corresponding ultrasonic peening prototype is manufactured. 对超声波冲击以提高焊接接头疲劳强度的装置进行了研究,研制出一台可用于实际冲击处理的样机。
- INVESTIGATION ON PHASE STRESS AND ITS APPLICATION TO IMPROVING FATIGUE STRENGTH OF WELDED JOINTS 相变应力及其改善焊接接头的疲劳强度
- STUDY OF THE FATIGUE STRENGTH OF WELDED JOINTS USING A HIGH STRENGTH STEEL AS THE PARENT METAL 高强钢焊接接头的疲劳强度研究
- The project solves the technique difficulties of biomaterial connection, tube-shell mechanical strength, ultrafine kovar glass and leaking of welded joint and the problem of industrialization. 本项目克服了异材连接、管壳机械强度和可伐玻璃细与管壳焊接处漏气的工艺难点,解决了产业化技术问题。
- Ultrasonic Peening Equipment Used for Improring Fatigue Strength of Welded Joints 改善焊接接头疲劳强度的超声冲击装置
- The microstructure and mechanical properties of welded joint of ultra-fine grained rebar were studied. 摘要研究了超细晶粒钢筋焊接接头的组织和力学性能。
- Ultrasonic peening improves the fatigue strength of welded joints in a ultra-fine grained steel 超声捶击提高超细晶粒钢焊接接头的疲劳性能
- Improving the Fatigue Strength of Welded Joints by Low Transformation Temperature Electrodes 利用低相变点焊条改善焊接接头的疲劳强度
- The strain-stress distribution rules of welded joint containing a crack on fusion line was analyzed with finite element method. 对熔合线上含裂纹焊接接头,应用有限元方法分析了其应力应变场的分布规律。
- Postweld heat treatment not only not improved the fracture toughness of welded joint, but also had the trend of deterioration. 本研究采用的焊后热处理没有改善焊接接头的断裂韧性,还有进一步恶化的趋势。
- The long war of attrition exhausted the strength of both countries. 这场长期的消耗战耗尽了两国的力量。