So before welding, the process flame cutting groove is feasible. 所以,焊前直接采用火焰切割坡口的工艺可行。
Welding and cutting in1949, Beijing has geo-drilling, electric welding and cutting etc oxyacetylene flame manual operation. 焊接与切割。1949年,北京已有气焊、电弧焊及氧乙炔火焰切割等手工作业。
The welding of ATV motorcycle flame is closely related with the frame material, the fixing of technological equipment, types of wire for welding, welding current and welding procedures. ATV车架焊接的好坏与车架材料、工装固定、焊丝种类、焊接电流和焊接顺序等密切相关,焊接前可结合CAE分析和残余应力分布的预判来确定车架材料及焊接顺序;
However, gas welding equipment, a simple, flexible operation, convenient and easy to control the flame without power supply. 但是气焊设备简单、操作灵活方便,火焰易于控制,不需要电源。
Effect on metallographic organization and mechanics properties of welding rail joints by flame normalizing 火焰正火对钢轨焊接接头金相组织及力学性能的影响
The continuous study on spraying welding technology of oxygen acetylene flame 氧乙炔焰喷焊工艺参数及规范的确定
The research on the method of spray welding using oxy-acetylene flame to form a deposit made from a certain kind of wear-resistant compound-alloy powder to prolong the life of machine parts 耐磨复合合金粉末氧乙炔焰喷焊提高零部件使用寿命的研究
For replacing coke oven flame welding material imported from foreign country, based on experiment, we developed CAE type flame welding material. 为替代从国外进口的焦炉火焰焊补料,实验研制了CAE型火焰焊补料。
This paper deals with the principle and mathematics model for cutting the welding end curve and changeable angle groove face on the blower impeller vane by an NC flame cutting machine. A corresponding NC automatic programming system is also introduced. 论述了用数控火焰切割机加工鼓风机叶轮叶片焊接端面曲线及其变角度坡口面的加工原理及数学模型,并介绍了相应的数控程序的自动编程系统。
This paper deals with how thermal inertia and adiabatic effect of an object welding And what flame should be applied in oxy-acetylene welding with silver-copper solder and the high temperature area of flame are also discussed then the effect of free oxygen and free carbon on welding is analyzed. 探讨了物体的热惰性和绝热效应对焊接的影响,讨论了采用银铜焊料进行氧-乙炔焊时应该运用的火焰和火焰的高温区域.分析了自由氧和自由碳在焊接中的影响。
Welding sequence of ring welds and welding initial position play an important pole in welding distortion of base flame assembly of Excavator. Analysis and Control of Welding Distortion in Multi-Row Packed Finned Tube Heat Exchanger Bundles During Manufacturing 挖掘机焊接制造中,环焊缝的焊接顺序、焊接起始位置对焊接残余变形有重要影响。多排密集翅片管管束焊接变形的分析和控制