However, such defect as crack, pore, and ill bonding between cladding layers might appear if the process parameters controlled improperly and the crack of cladding layers decrease fatigue resistance of the laser cladding parts.
本文研究了高能激光束和材料的作用特点以及熔覆层的应力类型,分析了熔覆层裂纹的形成机理,建立了热应力的计算模型,从熔覆材料和基体材料的选择、数值模拟技术预测以及利用熔覆层应力的作用特点改进熔覆工艺三个方面阐述了裂纹的影响因素和控制方法。
Metal magnetic memory signal recognition by neural network for welding crack;
焊接裂纹金属磁记忆信号的神经网络识别
Available time and dubious zone size of welding crack by metal magnetic memory method;
金属磁记忆法检测焊接裂纹的时间空间有效性
Remedy and analysis of welding crack for cone-shaped variant section of thick wall pressure vessel on Q345·C;
Q345·C厚壁压力容器锥体变径段焊接裂纹分析及返修
Feature extraction of metal magnetic memory signal and its application for weld crack;
焊接裂纹金属磁记忆信号的特征提取与应用
Reason and control countermeasure of the weld crack happened to the bulletproof steel plate of the naval ship;
某型舰用防弹钢板焊接裂纹的原因分析及控制
Analysis on the weld crack in construction survey of the 3 000 t river-to-sea cargo ship;
3000t江海直达货轮建造检验中的焊接裂纹分析
Investigation on relationship between welding cracks stress and magnetic memory signal;
焊接裂纹应力与磁记忆信号关系的实验研究
Analysis of the formation and characteristics of the TIG welding cracks for the AZ31B magnesium alloy;
AZ31B镁合金TIG焊焊接裂纹的产生及其特征分析
According to many on the spot working tests,the characteristics,formation reasons,influence factors,technological methods and countermeasures of the pipeline welding cracks were analyzed.
根据多次现场试验、施工,分析研究了天然气长输管道焊接裂纹的特征、产生原因和影响因素,及其一些主要工艺措施与防漏止裂对策,并就如何提高一次焊接合格率提出几点有针对性的见解。
The Analysis of Welding Cracks of Low Temperature Separation-condensator of Natural Gas;
天然气低温分离聚结器焊接裂纹分析
Cause of Welding Cracks for Ti Equipment and Its Process Optimization in Winter
冬季施焊钛设备焊接裂纹成因及其工艺优化
Welding property of high-strengthen steel for marine thick plate and forming and prevention of welding crack
船用厚板高强度钢焊接性及其焊接裂纹的形成和预防
INFLUENCE OF Hf ON WELD CRACKING FOR CAST NICKEL BASE SUPERALLOYS
铪对铸造镍基高温合金焊接裂纹的影响
The Study of Feature Criterion of Metal Magnetic Memory Signals of the Welding Crack;
焊接裂纹的金属磁记忆信号特征判据的研究
The Study of Characteristic of Metal Magnetic Memory Flux Leakage of the Welding Crack;
焊接裂纹金属磁记忆漏磁场特性的研究
On Influence of Welded Joint on Fracture Parameter with Crack in Different Location
裂纹位置对焊接接头断裂参量的影响
The steel had low sensitivity to welding cold cracking.
该钢具有很低的焊接冷裂纹敏感性。
ANALYSIS AND WELDING REPAIR OF CRACKS IN A NEW TYPE PUMP BONNET
新180泵头盖裂纹分析及焊接修复
Study on Fatigue Crack Growth of 14MnNbq Steel and Welds;
14MnNbq钢和焊接件的疲劳裂纹扩展研究
Welding repair of steel truss cracks on the Binzhou Yellow River Bridge
滨州黄河大桥钢桁架裂纹的焊接修复
Welding Thermal Crack Simulation Study on X70 Grade Pipeline Steel
X70级管线钢焊接热裂纹模拟研究
A New Method of Controling Welding Hot Cracking by Welding Based on Electromagnetic Forces;
基于电磁力的焊接热裂纹随焊控制新方法
Study on the Fatigue Crack Propagation Mechanism of AZ31B Alloy Welded Joints
AZ31B镁合金焊接接头疲劳裂纹扩展机理研究
Microstructure and Crack Formation in K418 Alloy Laser Welded Joints
K418合金激光焊接接头组织与裂纹形成原因
Generation Reason Analysis of Cold Crack in Welding Joint of Automobile Variable Speed Control Handle
汽车变速操纵杆焊接接头冷裂纹产生原因分析
Analysis of Welded Joint’s Crack Behavior of Angular Pipe Union of Boiler Furnace Coal Economizer
锅炉省煤器弯管焊接接头裂纹行为分析
The Welding Experimentation of 12Cr1MoVG Tube Platen and Analysis of Manual Arc Welding Cracks
膜式窄节距12Cr1MoVG管屏埋弧焊接试验及手工电弧焊补焊裂纹分析
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