序号代表第几个非焊缝管架。
文章综述了国内外有关螺旋焊缝管的断裂试验和研究工作的概况。
The article is a general review of the test and research work on fracture in relation to spiral welded pipes at home and abroad.
分析了焊缝管冲孔的特点,通过实例介绍了该焊缝管冲孔模设计思路。
Give an analysis about the features of a welding seam pipe's piercing, and introduce the design clew of the welding seam pipe's piercing die using an instance.
一旦锥管和被焊接的焊缝下来,他们的位置(再次使用夹具进行了细致的对齐)和焊接在一起,形成身体。
Once the tubes and cones are welded down their seams, they're positioned (again using jigs) in careful alignment and welded together to form the body.
但是与相同长度的直缝管相比,焊缝长度增加30 ~ 100%,而且生产速度较低。
But with the same length of straight seam pipe than the weld length of 30 ~ 100%, and lower production rate.
在锅炉检验中,发现几台同类型锅炉的集汽联箱的管座角焊缝,均在相同一侧出现裂纹。
In the boiler's inspection, some fillet weld's crackles were found on the same side of the header of steam collecting channel for some boilers that had the same style.
针对管焊缝,研究了其水平视角传感方法。
分析了双相不锈钢及其焊缝和热影响区中产生的金属间化合物等二次相对焊管使用性能的影响。
It analyses quadratic phase stainless and its metal compound generated from weld seam and HAZ, which affect welded pipe usage property.
指出对空间钢网架球管焊缝进行超声波探伤,检测结果表明;
This text deals with ultrasonic detection of welding seams on ball and tube of space frame.
用普通便携式X射线机,采用特殊的透照技术,对换热管与管板角焊缝进行射线检测。
Radiographic examination was performed with portable X-ray fault detector appling the special radiographic technique for fillet weld of heat exchange tube-tubeplate.
用磁记忆检测(M MT)法评价了含超标缺陷管座角焊缝长期服役后的应力集中状况。
The stress concentration state of weld joint on a tube socket containing defects exceeding grade after long term service has been evaluated by using the magnetic memory test (MMT).
通过分析l 245钢埋弧焊焊缝区质量、微观组织和拉伸性能关系表明,焊接工艺参数的合理制定是低合金钢l 245焊管产生裂纹等缺陷的关键因素。
By analyzing the relation of microstructure, weld zone quality and tensile property, it is concluded that the welding technological parameter of L245 steel is the main factor of the welding crack.
焊缝余高的精确测量和控制是埋弧焊管焊接质量的重要保证。
The precise measurement and control of the weld reinforcement of SAW pipe is an important part to guaranty the welding quality.
介绍了核电站蒸汽发生器管子-管板焊缝的氦质谱检漏及总漏率测试方法的研究及为提高检测灵敏度所采取的措施。
Using the helium mass-spectrometer leak detector to detect the leak of seams between the tube and face-flange and measure the total leakage rate are introduced in this paper.
该扫查器可实现对管节点复杂焊缝的自动检测。
The automatic testing to complicated shape welds of tubular joint could be realized by the scanner.
试验表明,超声检测方法适用于PE管热熔焊缝的焊接质量检测。
Experiments showed that ultrasonic testing method was suitable for the weld quality testing of PE pipe.
采用焊缝间隙控制装置来保证焊缝间隙满足焊接要求,管径,错边量和焊缝间隙都得到严格的控制。
The gap control device to ensure the weld seam welding space meet the requirements, diameter, misalignment and weld gap have been strictly controlled.
对每个试件,裂纹出现在弦管连接表面,沿弦管与节点板的连接焊缝扩展,并导致性能退化及破坏。
For each specimen, cracks appeared on the chord connecting face, and extended along the weld connecting the plate and chord, which led to the performance degradation and failure of the connection.
可满足对管节点焊缝质量进行自动检测的要求。
It can satisfy the requirement of automatic testing to tubular joint welds.
焊缝位置和壁厚差异变化时,拼焊管各区域的应力状态保持不变。
Weld-seam position and thickness difference do not affect stress and strain states.
本文叙述了水套炉中,传统蛇形气盘管在盘管弯头制作、盘管焊接、盘管焊缝无损探伤的困难,及其对采油采气井场安全的影响。
Describes difficulties in bent manufacturing, coil welding and weld nondestructive detection, and safety influence on oil and gas production on well sites.
采用纵剪带钢生产小口径螺旋焊管时,超声波检验经常在焊缝的一侧发现缺陷波,而X射线拍片检验却很难发现。
The defects will be found in the seam side with ultrasonic inspection but hardly found with X ray inspection as the small diameter spiral pipe production with the split strip steel.
磁记忆法通过对部件表面漏磁场的检测,可以有效检测管座角焊缝中存在的缺陷,减少泄漏现象的发生。
The magnetic memory method, through examining the leakage magnetic field on the surface of the parts, can effectively find out the defects in fillet joints, which can diminish the leakage.
将可编程序控制器(PLC)应用于LSAW自动超声检测系统,可极大地改善焊管检测效率和可靠性,有益于提高焊缝质量和生产效率。
The application of PLC in the automatic ultrasonic inspection of LSAW can greatly improve the accuracy and efficiency of inspection, and is helpful for raising the welding quality and productivity.
讨论了大直径焊管焊缝边缘引起划痕的原因,分析减少焊缝边缘划痕的方法。
This paper discusses the reason of scratch in the weld seam border of large OD. welded steel pipe, and analyses the method to reduce it.
介绍了在螺旋焊缝汇管上焊接支管时的防变形措施、焊接方法和检验结果。
This paper introduces the measure, welding method and inspection result to prevent the welding deformation formation of spiral-seam pipe header after tapping.
在环境介质中,钛制再沸器管板接头焊缝长期受交变应力的作用,导致管板焊缝开裂。
At the environment medium, the tubeplate joint welds of titanium reboiler were constantly effected by the alternation stress, welds cracking was occurred in the end.
在高频直缝焊管生产过程中,焊接温度是影响焊缝质量的首要因素。
Welding temperature is the most important factor which influences the quality of the welded seam in the process of producing ERW pipe.
工程上,为了管件的相交处焊缝均匀,焊接可靠,需要将相交管件的焊缝处准确切割成型。
For the even weld of crossover pipe pieces with reliable welding, the project requires to cut the weld position of crossover pipe pieces into shape exactly.
介绍了螺旋埋弧焊管焊缝余高的重要性、焊缝余高对焊缝力学性能的影响以及余高对螺旋埋弧焊管防腐的影响。
This article introduced weld reinforcement importance to SSAW pipe, effect of weld reinforcement to weld mechanical property and to SSAW pipe anti-corrosion.
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