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- Flash can be continual and steady,and then,the good welding joints could be obtained by properly controlling feeding speed of shifting unit of rail continuous flash welding. 有效地控制钢轨连续闪光焊的动力柱送进速度,可以使整个焊接过程保持连续和稳定的闪光,从而获得优良的焊接接头。
- flash welded joint 焊接接头
- ANALYSIS ON HORIZONTAL CRACKING OF RAIL FLASH WELDING JOINT 钢轨闪光焊接头轨腰水平裂纹的原因分析
- Research on Transversal Cracks in the Tread of Flash Welding Joints of Rails 钢轨闪光焊焊接接头轨面横向裂纹成因分析
- The existence of residual stress and brace plate in a fillet welded joint has obvious effects on CADC and fatigue life. 残余应力及角接接头中支板的存在对裂纹形态发展曲线和疲劳寿命有明显的影响
- Properties of pearlitic steel and austenitic stainless steel compound pipes TIG welded joint are studied in this paper. 研究了珠光体钢和奥氏体不锈钢复合管钨极氩弧焊(TIG)接头的性能。
- Preliminary research on fatigue growth behavior of the steel 980 welded joint under spectrum loading had been done. 对980钢焊接接头在谱载荷作用下的疲劳裂纹扩展行为进行了初步研究。
- The microstructure,subregion micro-hardness distribution and microwidth of flash welded HAZ of cold rolled low carbon sheets having different composition (steel A and B) were investigated. 研究了两种成分的钢(钢A和钢B)的冷轧低碳钢板闪光焊接HAZ的显微组织、焊接热影响区(HAZ)各区段的显微硬度分布和显微宽度。
- 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。
- In order to ensure the use safety of pressure container, we must test the welded joint angularity and stagger joint. 为了保证压力容器的使用安全,必须检测焊接棱角度和错边量。
- Fig.6 The effect of heat input on the UTS of the TIG welded joints. 图6线能量与钨极氩弧焊焊接接头极限抗拉强度的关系。
- Failure anlysis in unde(?) on the br(?)ak of flash welding seam of rail. 对钢轨闪光焊缝脆断做了失效分析。
- Figure 7 Synthetic galvanic cell model of a welded joint as multiple electrode system. 图7焊接接头作为一个多电极体系的原电池组合关系。
- 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。
- By way of studying thehardness of rail weld after flash welding or thermit welding, it is shown that bainite rail AB1 has higher. 介绍了熄焦车轨道改造前存在的问题,对铝热焊接进行了理论分析,阐述了铝热焊接行车轨道的社会效益及经济效益。
- Microporosity in thermite weld joint consiste of blow hole and shrinkage cavities. 氧或硅含量过高形成氧化物或硅酸盐;
- 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。
- High quality stainless pipe valve and seamless welded joint can ensure absolutely air conurbation and durability of pipe system. 高品质不锈钢的管道阀门,无缝焊接的连接口,以保证绝对的气体密闭性和管道系统的耐用性。
- Mainly used in coating the weld joint of buried steel pipeline and insulated pipeline. 主要用于埋地钢质管道现场焊接补口和保温管线现场补口;
- 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。