焊管缺陷的自动检测是保证钢管产品质量的重要环节。
The automatic flaw detection of welded tubes is one of the most important steps to ensure the quality of the tubes.
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.
这样既可以充分发挥焊管生产设备的潜力，又可以提高企业的经济效益。
Such production will not only maximize use of capability of existing weld pipe manufacturing equipment, but also bring about economic benefits for the producers.
在ERW焊管机组生产中，带钢的硬弯大小直接影响焊管机组的正常运行及焊接钢管的质量。
During the production of ERW steel pipe mill, the size of steel of strip hard bent influences the running of pipe welder and the quality of the pipe.
在大量试验的基础上，综合论述了螺旋缝埋弧焊管实际生产中有关残余应力的测试与控制问题。
The problems related to the measurement and control of residual stress in the production of spiral sub-merged arc welding pipe were analyzed based on tests.
四层卷焊管生产的关键技术是其成型技术。
The forming technology is the key step in the manufacturing processes.
飞锯是直缝焊管生产线上的关键设备之一。
The flying sawing machine is one of the key units of the straight welded pipe production line.
简要介绍了螺旋焊管成型原理和成型角概念。
The forming principle and forming Angle of spirally-welded tube processing were introduced.
介绍了一种由圆形焊管变方形焊管的变形方式。
A deformation way from round welded pipe to square one is introduced.
综合阐述了四层卷焊管成型过程中的各技术环节。
In this paper, each forming operation during quadruple-wall curly brazed tubes' forming processes was summarized.
螺旋埋弧焊管在成型过程中容易产生内焊热裂纹。
Hot cracks commonly occurred in inside weld as the forming process of SSAW pipe.
对一起国产低碳钢螺旋焊管的断裂失效进行了分析。
A cracking failure analysis of the spirally welded tubes of the homemade low carbon steel was made.
介绍一种由圆形焊管变矩形焊管的设计及计算方法。
A design and calculated method which transforms round welded pipes into rectangular welded pipes is introduced.
直缝焊管；图像处理；图形识别；机器视觉；椭圆。
LSAW pipe; Image processing; Pattern recognition; Machine vision; Ellipse.
本文介绍了不锈钢焊管的生产设备和工艺的研究情况。
This paper presents research situation about production equipment and technology of stainless steel welded tube.
我国焊管高频电力设备在继电保护技术方面重视不够。
Enough stress is not laid on the relay protection technique for HF electrical equipment of the welded pipe in our country.
简要介绍了俄罗斯目前对大直径焊管的需求及生产现状。
This article briefly introduced the demand and production situation of large diameter welded pipe in Russia.
模拟结果可为四层卷焊管配辊方案的设计提供理论依据。
The results can provide theoretical basis for roll arrangement design of quadruple-wall curly brazed tubes.
预弯边机是大直径直缝埋弧焊管生产线的关键设备之一。
Pre-bending machine is one of the most important facilities in the production of LSAW pipe with larger diameter.
铣边机在焊管生产机组上的应用将大大改善钢带的边缘状况。
Milling machine application in welded pipe production line will greatly improve the edge condition of strip steel.
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.
螺旋焊接钢管的直径控制是螺旋焊管生产的重要质量指标之一。
The diameter control is one of the important quality index for spiral welded steel pipes.
介绍了螺旋焊管机组成型辊的工作状况和在制管成型中的作用。
The article introduces the working conditions of forming rollers for SSAW pipe unit and its function for pipe forming.
目前，国内带有立辊组的直缝焊管成型机大都采用双半径孔型。
The double radius hole type was commonly adopted for the forming machine of straight weld pipe with vertical roller in domestic present.
高频对焊代替高频搭焊是提高中直径螺旋焊管质量的可靠途径。
A reliable way to improve the quality of spiral pipe was the substitution of high frequency butt welding for HF lap welding.
它是现代高频直缝焊管生产线和冷弯型钢生产线的主要设备之一。
It's one of the main machines in the modern pipe mill line and formed section line.
介绍了一种快速分析高频直缝焊管焊接质量的方法——酸洗试验。
The rapid analysis method of welding quality, acid washing test, for the longitudinally high frequency welded pipe is introduced.
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.
本文参照有关标准确定了引进焊管生产线液压缸测试台的测试项目；
Measurement items for hydraulic cylinders used in imported welded pipe production line were determined according to related standards.
本文参照有关标准确定了引进焊管生产线液压缸测试台的测试项目；
Measurement items for hydraulic cylinders used in imported welded pipe production line were determined according to related standards.
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