查询词典 weld seam

Mm. 7.5.3 Requirements for quality of weld joint's surface: a No crack, not fusional, bubble, slag, splash; b Surface of seam of pipeline with design temperature lower than -29℃, stainless steel pipeline and alloy steel pipeline with trend of harden quenching shall be free from undercut.

The surface shall be smooth 7.5.3 焊接接头表面的质量应符合下列要求： 28 SH 3501-2002 a 不得有裂纹，未熔合，气孔，夹渣，飞溅存在； b设计温度低于-29℃的管道，不锈钢和淬硬倾向较大的合金钢管道焊缝表面，不得有咬边现象；其他材质管道焊缝咬边深度不应大于 0.5mm，连续咬边长度不应大于 100mm，且焊缝两侧咬边总长不大于该焊缝全长的 10%； c 焊缝表面不得低于管道表面，焊缝余高Δh 应符合下列要求： 1 100%射线检测焊接接头，其Δh≤1+0.2b1，且不大于 2mm； 2 其余的焊接接头，Δh≤1+0.2b1，且不大于 3mm。

In CO2 gas metal arc welding, the difficulty hi seam tracking by pendular arc sensor is how to attain the tolerance signal of weld joint.

在CO_2气体保护焊中，采用摆动电弧传感器进行焊缝跟踪的困难在于如何提取准确的焊缝偏差信号。

An intelligent controller was designed for welding process charactering as multivariable and non-linear to realize dynamic control for seam tracking and weld penetration control .

研究了从焊接温度场中获取焊缝位置和熔透信息的方法，在此基础上设计了规则自调整模糊控制器，实现了MIG/MAG的焊缝跟踪与熔透控制。

These tubular sections are constructed from plate rolled into cylindrical shapes with a submerged arc weld forming the long-seam.

这些管状路段建成后，由钢板卷成圆筒形状，以埋弧焊形成长缝。

According to the manufacture technics order of boiler drum shell ring,detailed discuss the shell ring score,gas cutting,roll manufacture,longitudinal seam assemblage and weld,emendation,heat treatment and so on.

根据锅炉汽包捲制筒节的制造工艺顺序，详细论述了筒节的划线、气割、捲制、纵缝的组装和焊接、校圆及热处理等工序，指出了每步工序的关键技术和经验数据，为相似锅炉汽包捲制筒节的制造工艺提供了可以借鉴的方法。

In order know the size and the distribution of residual stresses of mill welding seam,this paper uses blind-hole method to test the girth weld s between round plate and the cylinder body of the mill produced by CBMI CONSTRUCTION CO.

为了了解滑履磨机焊缝残余应力的大小和分布规律，该文应用盲孔法对中材建设有限公司生产的某型号磨机的圆平板与圆筒体之间的环焊缝及其近缝区的表面残余应力进行了现场测试。

A prototype seam tracking machine was then made for overlapping weld of automobile pressure box ordered by a car company.

并为某汽车厂开发了用于汽车储气罐制造薄板搭接焊缝自动跟踪的工业应用系统样机。

Weld the inside longitudinal seam of the tack welded pipe with fixed welding heads by moving the pipe.

采用纵列四丝埋弧焊在钢管内侧进行焊接，工件移动，焊头固定的焊接方式，有利于焊接质量的控制。

If changing the position or method of grounding doesn't correct the problem, the porosity can usually be eliminated by placing a one-inch tack weld at the finish before welding the seam.

如果改变接地的位置和方法还不能解决这个问题，我们可以在焊接这前在尾部增加一块收弧板这个问题就可以排除了。

Note that the seam is marked for weld length and with a numerical welding sequence.

请注意，煤层的特点是焊缝长度和数值焊接顺序。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐