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- Pitting and weld defects both accelerated the perforation of weld, and finally leaded to leakage. 焊道则因焊接缺陷再加上孔蚀作用，使焊道更易穿孔漏水。
- Result of testing for the fuzzy reasoning model shows,this way can be good used for weld defects calssification. 对模型进行试验测试,结果表明,该方法能够较好地对缺陷进行分类识别。
- Weld defects classification system based on fuzzy reasoning model was established,after analysis of weld defect features in X-ray films. 分析工业X射线底片焊缝缺陷特征,建立用于焊缝缺陷分类识别的模糊推理系统模型。
- The ultrasonic phased array system for monitoring the expanding of weld defect in steel bridge was researched. 摘要研制了针对钢结构桥梁焊缝缺陷扩展的超声相控阵监测系统。
- Reduce health risk during welding and cutting and less weld defects. 在焊接和切割时对人体的危害小，焊接缺陷少。
- Its application to pattern recognition is from the results obtained in classification of cracks and porosity in weld defect. 以焊缝中裂纹和气孔缺陷的分类为例,用方向基概率神经网络对缺陷进行模式识别。
- The technical level of present real time radiography inspection system was analyzed with the evaluation of real time radiography techniques for weld defects. 对射线实时成像检测技术的发展现状进行了分析,指出了目前存在的主要问题。
- Intorduction of air hole weld defect in Skelp connection Weiding of HF welded Steel Pipe Mill, analysis of the cause of formation, and bring forward means of troubleshooting. 介绍在高频直缝焊管生产线的带钢对接工序中出现的气孔缺陷,分析成因、提出解决办法。
- This article analyzes the weld defects such as:blowhole,slag inclusion,incompletely fille d groove,overlap,lack of fusion,undercut ,over-sized leg,also it puts forw ard the solution. 对立角焊中气孔、夹渣、未焊透、焊缝余高凸起、焊波脱节、咬边、焊脚尺寸过大等缺陷产生的原因进行了分析,并提出了有效的解决方法。
- Friction stir welding (FSW) is characterized by high weld quality, but welding defects still exist in the joints if unsuitable welding parameters were used. 搅拌摩擦焊接*具有焊接*质量高的显著特点,但若工艺参数选择不当也会存在焊接*缺陷等问题。
- A commonly observed welding defect that characteristically occurs at high speeds in the periodic undulation of the weld appreaance,was known as the humping weld. 在高速焊接过程中,当焊接速度达到临界值时通常会出现焊道表面形状的周期性波动这一显著特征缺陷,即所谓的驼峰焊道。
- This paper analyzes various welding defects appearing in the process of thermit welding, and advances some control measures. 分析了铝热焊焊接过程中出现的各种焊接缺陷,并提出了预防措施。
- Through analyzing the welding defect of reheater tube,The reasons of defect formation and the measure of disposal are discussed. 通过对现场热段再热器管段焊接所产生的缺陷分析,讨论了缺陷产生的原因及处理的方法。
- A fuzzy multicriteria modelling method of defining a structural parameter for representing the grade of welding defect damage is presented. 提出了根据模糊综合评判、定义结构参数用以表示焊接缺陷损伤程度的方法。
- In the process of submerged arc welding of spiral slits,welding defects may occur because the oxidized iron sheets in the course of welding may cause messy welding seams. 在螺旋缝埋弧焊生产过程中,由于带钢表面氧化铁皮进入焊接过程,往往会造成焊缝夹杂,出现焊接缺陷。
- Weld defect of fatigues resisting surfacing 耐疲劳堆焊焊接缺陷
- Keywords reductor shaft;weld defect;inclusions; 减速机轴;焊接缺陷;夹杂物;
- Keywords thermit;weld defect;rail; 铝热焊;焊接缺陷;钢轨;
- The results show that the main causes are severe welding defect,material quality and the cracks formed at elevated temperature, high pressure and corrosion conditions. 研究表明，早期失效的主要原因是严重的焊接缺陷及材质问题，以及受高温、应力、腐蚀等因素影响而形成的裂纹。
- The car has had a new wing welded on. 这辆汽车焊接了一个新的翼子板。
