Diffusion of atoms during solid-state welding of surfaces laser quenched steel;
钢激光淬火后固态焊接过程中的原子扩散
Based on analysis of the probability for isothermal superplastic solid-state welding of different base metals of 40Cr and QCr0.
5异材实施恒温超塑性固态焊接可行性分析的基础上,探讨了恒温超塑性固态焊接的接头形成过程。
5 could be solid-state welding successfully in short time of 120～180s in the conditions of prepressure 56.
5 min,经120～180 s短时压接即可实现高质量的固态焊接。
Using the mode and simulatrng the solder joint shapes,find the root cause of solder defects identify the relationship of designand process parameters,suggest design improvemet.
结合仿真技术模拟焊点形态,可以找出造成焊点缺陷时各参数之间的关系并提出相应的解决方案,从而优化工艺设计及制造工艺控制参数。
3-D(Three-dimensional) predicting model of QFN solder joint shape is built by Surface Evolver software based on minimal energy principle and finite mathematical analysis method.
采用基于最小能量原理和有限元数值分析方法的Surface Evolver软件,建立了四方扁平无引脚器件(QFN)焊点三维形态预测模型;选取焊盘长度、焊盘宽度、焊料体积、间隙高度作为4个关键因素,采用水平正交表设计了9种不同的QFN焊点工艺参数水平组合,建立了这9种焊点的三维形态预测模型,得到了不同工艺参数水平组合下的QFN焊点形态;焊盘长度、焊盘宽度、焊料体积、间隙高度等工艺参数的改变对QFN焊点的三维形态均有影响。
The 3-D evolving model of LCCC solder joint shape is based on the minimal energy principle and the solder joint shape theory.
基于最小能量原理和焊点形态理论,建立了LCCC器件焊点三维形态预测模型。
Research of cold welding technique of new style wearable cast steel and 20 steel;
新型抗磨铸钢与20钢的冷态焊接技术研究
Investigation of Semi-Solid Welding of SiCp/6061Al Composites;
SiCp/6061Al复合材料半固态焊接研究
Microstructure of Soldering Joint of Rapidly Solidified Sn2.5Ag0.7Cu Solder Alloy
快速凝固态Sn2.5Ag0.7Cu钎料钎焊接头的显微组织
Microstructure and Solidification Mode of Welding Joint of Cr15Mn9Ni1N Stainless Steel
Cr15Mn9Ni1N不锈钢焊接接头的组织及凝固模式
EXPERIMENTAL STUDY ON THE STRENGTHENED COMPOSITE BEAM JOINTED WITH WELDED SHORT REBAR
焊接短筋连接的加固组合梁试验研究
Sweat Solder adapter with Cover Tube and Cast Set Screw Wall Flange
焊接焊料适配器含盖管和铸造固定螺栓墙法兰
horizontal fixed position
固定横向焊位置(指管子环形接头横向焊
Welding Quality Thermal Control System With Resistance Welder for Narrow Lap Welding
窄搭接电阻焊机的焊接质量热态控制系统
Three lead wires are soldered to the anchor terminals.
在固定接线端子上焊有三根导线。
New Technology of Solidoid Jointing Stir Friction Welding
固相连接新技术——搅拌摩擦焊技术
Research of the Fatigue Test of Welded Steel Structure Reinforced by CFRP;
CFRP加固焊接钢结构疲劳试验研究
FE Analysis of Welded Steel Beam Strengthened by CFRP
CFRP加固焊接工字钢梁的有限元分析
Study on Reinforcing Methods for Welded Tubular Joints Structures
焊接管节点结构的加固方法研究(英文)
Microstructural characteristic of rapid solidification welding joint of melt-spun Cu-Sn peritectic alloy foils
急冷Cu-Sn合金的快速凝固焊接接头组织特征
Welding residual stresses of cover-plate retrofitted steel moment connections
梁柱刚接节点盖板加固的焊接残余应力分析
Submerged arc welding procedures of large-scale intersection and modeling of welding gun gesture
大型相贯线埋弧焊接工艺研究及焊枪姿态建模
Preparation and welding performance of amorphous interlayer alloys for TLP bonding
TLP焊用非晶态中间层合金的制备及焊接性能
Butt welded 1;Butt welded 2;Butt welded 3;Butt welded 4
对接焊接 1;对接焊接 2;对接焊接 3;对接焊接 4
Cell connectors and terminal post burning must be done in such a manner that there is complete fusion of the post strap top and the cover lead bushing with the connector ring or terminal post.
连接条和接线柱的焊接必须使极柱顶部和盖子的铅衬套与连接条环口或接线柱完全熔焊牢固。