welde相关论文
The weldability of a low-carbon copper-bearing age hardening steel was evaluated using cracking susceptibility calculati......
Based on wide-band infrared(IR) light source and dual-channel pyroelectric detector with detection channel of 4.66 μm a......
In order to solve some key problems associated with the rapid manufacturing of metallic functional part, a new techniqu......
The surface coating of grin ding balls was investigated experimentally. The results show that a coating may form on the ......
This study discusses the welding properties for the components of an aluminum-alloy ultra-high vacuum chamber and beam p......
Crushing and diffusion welding are two critical healing stages of interior void defects in heavy forgings.The healing re......
Enhanced Fatigue Property of Welded S355J2W Steel by Forming a Gradient Nanostructured Surface Layer
Welded joints are usually characterized by microstructural and compositional inhomogeneities,which may significantly deg......
The conventional methods of determining the dynamic resistance were mostly done by measuring the voltage and current at ......
为解决大直径钢筋连接灌浆套筒长度过长的问题,提出一种新型焊接半灌浆套筒。通过焊接接头单向拉伸试验和焊缝熔池宏观金相检验,主......
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研究A7N01铝合金焊接接头的疲劳特性,提出基于疲劳裂纹萌生寿命的寿命预测模型。母材、热影响区和焊缝三个区域内的疲劳裂纹萌生寿......
焊接结构中，焊接接头的疲劳强度远远低于母材的疲劳强度。大量的实验表明，疲劳裂纹主要起源于接头焊趾处，因此处理焊接接头焊趾将会提......
研究高速列车A7N01S—T5铝合金母材及焊接接头的晶间腐蚀行为，测定和观察腐蚀失重、硬度变化、断面和表面形貌。结果表明，在含氯的腐......
采用连续挤压—拉拔—刮削光亮化技术制备的ER5356铝合金焊丝对退火态5083铝合金板材进行MIG焊接,并通过金相、扫描、硬度、拉伸等......
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文章结合工程实例,通过理论计算和技术经济分析,指出钢板箍牛腿在钢筋砼结构增层改造中应用的可行性和可靠性及需注意的事项.......
空间焊接相贯节点受力复杂，对大尺寸、多平面支管及空间多向加载作用下相贯节点的承载力设计方法，目前相关的设计规范并未给出详细规......
通过金相观察、硬度和冲击试验,研究了不同保温时间的焊后热处理（PWHT）对ASTM 4130钢焊接接头显微组织、硬度、低温韧性的影响。结果......
介绍了外取热器的加工、制造和安装工艺过程....
针对风电机组润滑油冷却系统中传统橡胶囊式温控阀使用寿命短、综合运营成本居高不下等问题,设计、制造了焊接波纹管式温控阀,实验......
