Practice with argon arc welding of tungsten electrode to repair 1# turbine rotor;
利用钨极氩弧焊技术修复1~#汽轮机转子的实践
In order to improve the wearability of straw returning cutters, by means of single factor test,the effect of remelting temperature, electric current pulse, moving velocity of tungsten inert gas arc, heat preservation method after remelting on wearability of straw returning was studied.
为了提高秸秆还田刀具的耐磨性,通过单因素试验,研究了火焰喷涂 Ni+60WC 粉末涂层的钨极氩弧重熔开始温度、脉冲电流、氩弧移动速度、重熔后保温方法对刀具耐磨性的影响。
The paper discussed various factors which influence air hole, cleaning action of the cathode, tungsten electrode ablating.
研究表明变极性电源由于可调规范参数多、变化范围大、通过控制电源的输出 电流波形,增大钨极为正半波的电流幅值,减少其时间,可满足阴极清理的基本要求,减少钨极烧损和气孔,灵活地 控制焊缝成形,从而获得良好的焊接结果。
Description is put on preweld preparation,tungsten electrode oscillating orbit,all position single pass welding section analysis and wire feeding behavior.
从焊前准备、钨极摆动轨迹分析、区段分析、送丝行为分析等几方面介绍厚壁管窄间隙全位置焊接侧壁熔透技术特点 ,其研究成果对全位置焊接机的制造和调试具有普遍指导意义。
The synchronization control technology of pulsed wire feeding control system and tungsten electrode oscillating controller is adopted in order to control molten pool during all-position narrow gap and thick-walled pipe welding.
在厚壁管窄间隙全位置ＴＩＧ焊过程中，为了加强对熔池的控制，采用脉动送丝与钨极摆动同步控制技术，很好地解决了管道全位置焊接熔池稳定性的控制问题，其中所设计的脉动送丝系统具有灵敏度高、工作稳定、抗干扰能力强的优点，能够满足厚壁管全位置特殊焊接工艺要求。
Analyze the necessarily and possibility of tungsten detect in automatic TIG welding system.
分析了TIG焊自动焊接设备钨极检测的必要性与可行性。
Three-dimensional dynamic simulation of temperature field of TIG welding and infrared temperature measurement;
钨极氩弧焊温度场三维动态模拟及红外测温
TIG welding with argon shielding on the back of the weld metal and super-low carbon austenitic stainless steel welding wire is used to weld first layer of weld seam of 20/0Cr18Ni9 clad pipe.
采用背部充氩保护的钨极氩弧焊(TIG)和超低碳奥氏体不锈钢焊丝TGS - 30 9L焊接 2 0 / 0Cr1 8Ni9复合管的第 1层焊缝 ,焊后利用金相显微镜、扫描电子显微镜和电化学分析方法对焊接接头的化学成分、金相组织、显微硬度以及抗腐蚀性能进行了研究。
TIG welding process with TGS-309L super-low carbon austenitic stainless steel welding wire is used on the transitional layer of the weld of20/0Cr18Ni9compound pipes.
研究了珠光体钢和奥氏体不锈钢复合管钨极氩弧焊(TIG)接头的性能。