查询词典 blacksmith welding

By analyzing the arc characteristic of the CO2 short circuiting transfer welding process, a PC analysis and evaluation system for the CO2 welding process was built up.

分析了CO2焊接的短路过程电弧特点，建立了CO2焊计算机采集及评价系统。

This paper analyzes the cause of small concaves around the welding seam in the long rail of Guangzhou Metro Line 2, and presents preventive measures, such as increasing the under layer of the rail, limiting the weld seam, lowering the welding temperature etc.

摘要结合广州地铁2号线接触焊焊接长钢轨的实践，分析了产生焊头表面小凹痕的原因，提出改变垫高钢轨的方式、缩小正火範围、降低正火温度、限制接头错牙量等预防措施。

A process for manufacturing seamless flux-cored welding wires 0.8 to 4 mm in diameter with excellent cracking resistance and primer proof quality and containing very little diffusible hydrogen suited for the welding of high-tensile steels and steel structures subjected to large restraining forces by dehydrogenating by high-temperature heating comprises the steps of heating a straight wire 8-15 mm in diameter by direct electric heating through a first and a second pair of roll electrodes spaced 2 to 5 m apart and a ring transformer disposed therebetween to a temperature between 620 and 1100 degrees Centigrade, cooling the heated wire to a temperature not higher than 500 degrees Centigrade with a coefficient of heat transfer not higher than 250 kcal/m2 h degree Centigrade, and drawing to the desired diameter.

一种用来制造直径0.8至4mm的、具有优异的抗裂缝力和底层涂料防护质量并含有非常少的扩散氢的、适合于焊接高强度钢和承受大约束力的钢结构的无缝药芯焊丝，通过用高温加热进行脱氢处理来制造的工艺包括步骤：通过经布置成相隔2至5m的第一和第二对辊电极并经布置在它们之间的环心变压器的直接电加热，把直径8至15mm的直焊丝加热到620与1100℃之间的温度；用不高于250kcal／m2h℃的传热系数把已加热焊丝冷却到不高于500℃；以及拉伸到想要的直径。

A new technique of directly welding enamelled wires was introduced and the welding theory with relevant experiment results was discussed.

介绍直接焊接漆包线的脱漆焊新技术，并结合相关的试验结果分析讨论了其焊接机理。

All welding of stair stringer miters, closure plates, extension pieces, and similar welding applications shall be continuous welds and shall be ground smooth.

所有的焊接：包括楼梯梁的斜截面、封板、内外螺纹管接头、以及其他类似的焊接，都要进行连续焊接并要磨光处理。

The most important factor for automatic welding is the ability to provide consistent welding parameter and quality control.

对自动焊机来说最重要的要素是要能提供稳定的焊接参数和质量。P260集成了

The arc stud welding roaching of BMK-16i was used to do some welding experiment oflight-sized stud with the diameter less than 13mm. When the stud with the diameter of 8mmwelded, the protection of the molten pool from the atmosphere is necessary.

采用BMK-16i螺柱焊机进行小尺寸螺柱焊接试验，直径8mm的实心螺柱的拉弧式螺柱焊时，采用氩气保护的接头强度比未采取保护措施的接头强度提高35％。

The res ults of arc-starting and welding tests for titanium alloy are also presented in detail in the paper . Tensile strength of welding joints has reached the demands of we lding standard, esp. no spatters on back weld are obtained in contrast w ith EBW.

文中详述了空心阴极焊枪设计、引弧试验情况及钛合金焊接工艺试验，结果表明焊接接头拉伸强度达到标准的要求，特别是与电子束焊相比，焊缝背面无焊接飞溅。

Dissolved acetylene cylinder, stainless steal welding cylinder, liquified propanecylinder, different kinds of welding cylinder.

溶解乙炔气瓶，不锈钢焊接气瓶，液化丙烯钢瓶，各种焊接气瓶。

The running tests of the alloy coatings on the blade of hydraulic turbine produced using oxy - acetylene spray welding procedure manifested that the average service life of many different hydraulic turbine obtained a lot improvement after spray welding.

应用氧乙炔喷焊工艺在水轮机叶片上制备合金涂层，经过数台机组多年的实际运行，表明该材料抗磨蚀性能优异，喷焊后的水轮机叶片的平均使用寿命得到大幅度提高。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。