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- Reducing welding current and weld time were found to reduce electrode sti... 电极粘附力随点焊电流和点焊时间的减小而下降。
- When the welding current is added, the fusion quality of welding stick will increase, so the weld reinforcement also will increase. 焊接电流增加时,焊丝的熔化量也增加,因此焊缝的余高也随之增加。
- C , . Incomplete fusion prevent adopting greater welding current, use correctly to weld the cleaning of operating, notice groove position. 未熔合的防止采用较大的焊接电流,正确地进行施焊操作,注意坡口部位的清洁。
- Weld penetration and wire melting speed of AC PMIG welding not only have relationship with welding current but also with electrode negative ratio. 交流脉冲MIG焊其焊缝熔深及焊丝熔化速度不仅与焊接电流有关,而且与负极性比率有关。
- Preset and welding current use numeric display, visual and precision. 预置和焊接电流采用数字显示，直观、精确。
- Contact Mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface. 触点痕。由于供焊接电流的电极与管子表面间的电接触，致使在焊缝线附近产生不连续痕迹。
- The adaptive welding current adjuster based on the minimum variance theory is designed. 设计了基于最小方差调节的自适应焊接电流调节器。
- Welding current and time are the two most important determinants of joint quality in welding conditions. 焊接电流和焊接时间是对接头质量影响最大的焊接规范参数;
- It is successfully applied in de-noising of welding current，and actual welding current signals are attained. 并成功应用于焊接电流信号的滤波分析处理，得到了真实的焊接电流信号。
- It is shown that residual thickness of corrosion dent directly repaired by low-hydrogen electrode of 3.2 mm diameter is 4.4 mm under the welding current of 105 A,and when the flat applied,weld distance shall greater than 100 mm. 结果表明;采用直径为3.;2mm的低氢焊条;在105A的焊接电流下;可以直接补焊的点腐蚀坑剩余壁厚为4
- The qualitative analysis is carried out on the behavior of the partial penetrated weld pool with welding current changing from pulsed peak value to base value during pulsed TIG welding. 对脉冲TIG焊未熔透型熔池在脉冲峰-基转换期间熔池三维形态变化行为进行了定性的分析,并从力和能量角度建立了未熔透熔池液面形态的数学模型。
- By controlling welding current flow in time,there will be resultful for solving the problems of much spatter,bed welding bead and poor melting. 通过及时控制焊接电流大小可以有效克服CO2焊的焊接飞溅大、焊缝成形差、熔深浅的问题。
- With two parallel circuits on arc powered supply,it settles the welding current unicity,stabilizes forerunner arc and ensures enough welding time. 电弧供电采用了两种并联电路,解决了焊接电流的单一性,提供了稳定的先导电弧,保证了足够的焊接时间。
- On principle of Joule,welding spot will be formed when welding current pass the contact surface of having certain resistance. 同时简要说明了影响电阻焊的主要因素和常用的电极材料。
- Some metals weld better than others. 有些金属容易焊，有的不容易焊。
- Then, the welding current is detracted, so as to make the bridge braking at the low energy and finish the transfer without splash. 在短路过渡后期降低电流，使液桥在低能量下爆断，依靠表面张力完成熔滴过渡，实现小飞溅甚至无飞溅的短路过渡。
- BX6 series iron core type arc welding machine,through regulating iron core positions,change leak resistin order to regulating the welding current. BX6采用抽头式变压器结构，体积小、重量轻、效率高、使用方便。
- Has welding current slow rise and attenuation functions, is propitious to fill arc crater when arc ending, avoids producing crack. 具有焊接电流缓升和衰减功能，有利于收弧时填满弧坑，避免产生裂纹。
- Demand is outstripping current production. 现在需求逐渐超过了生产能力。
- She broadcasts on current affairs. 她发表时事广播演说。
