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.
X级管线钢板材是生产直缝埋弧焊管的主要原材料。
The X grace steel sheet is used as main material for SAW straight weld pipes for pipe line purpose.
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.
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.
根据国内管道建设的需要，建议尽早引进一条直缝埋弧焊管机组。
According to the domestic pipeline construction demand to the pipe, it is proposed to import a longitudinal seam SAW steel pipe mill as early as possible.
该系统在埋弧焊管生产线上的X光工业电视检测中已得到广泛应用。
This system was widely used in X-ray industrial TV inspection of SSAW pipe production line.
直缝埋弧焊管焊后残余应力是导致焊管应力腐蚀裂纹产生的主要原因。
Residual stress of longitudinal submerged arc welded pipe after welding is the major reason caused welded pipe stress corrosion crack, its stress level directly decide pipeline safety in service.
螺旋埋弧焊管生产中，钢带剪边处理装置非常重要，直接影响机组的连续生产。
It is very important to mill strip edges during SSAW pipe production, which can directly effect work line continuous production.
直缝埋弧焊管是长距离输送石油、天然气的主要管线产品，钢管由厚钢板压制成形。
LSAW pipes, made by thick steel plates through compacting, are main pipeline products for long-distance transportation of oil, natural gas.
铣边工艺被广泛用于螺旋缝埋弧焊管生产，但控制不好会导致焊管出现焊偏、未焊透等缺陷。
The edge milling process is widely used for manufacture of SSAW pipes. However, in case that proper control is not ensured, defects like welding misalignment or non-through-welding may be caused.
分析了常见成型缺陷产生的原因，指出了螺旋埋弧焊管成型技术中调整、维护时应注意的问题。
It also analyzed cause of familiar forming defects, put forward deserved notices to SSAW pipe forming technology regulation and equipment maintenance.
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.
在苏丹管线用螺旋埋弧焊管生产过程中，根据钢级及强度匹配要求，选用J557焊条作为打底焊材料。
During the manufacturing of SSAW pipe for Sudan pipeline, J557 electrode shall be applied as bottom weld materials according to the matched requirement of grade and strength.
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.
X80钢螺旋缝和直缝埋弧焊管的批量试制结果全部符合“X80级管线钢管应用工程”钢管技术条件的要求；
The results of batch manufacture grade X80 spiral and longitudinal submerged arc welded pipe all meet the pipe technical conations required by"Grade X80 Pipeline Steel Pipe Application Project";
宝钢UOE机组是我国第一套现代化大口径直缝埋弧焊管机组，也是世界上装备最先进的大口径直缝埋弧焊生产线。
Baosteel's UOE mill is the first modern large-diameter longitudinal submerged-arc welded (LSAW) pipe unit in China. It is also an advanced production line of the same kind in the world.
宝钢开发以热连轧方式生产用于制造直缝埋弧焊管的海底管线用x 65级管线钢板，其产品具有高强度、高韧性和良好的焊接性等综合性能。
The grade X65 pipeline steel used for LSAW submarine line pipe has been developed at Baosteel, which is produced by hot continuum rolling processing.
介绍了俄罗斯直缝埋弧焊钢管和螺旋缝埋弧焊钢管的生产设备和工艺等制管技术以及独特的热处理管线钢管的特点。
The characteristic of pipe manufacturing technology and its unique heat-treatment pipe for pipeline for production units and processes of Russian LSAW pipes and SSAW pipes is introduced.
详尽介绍了埋弧自动焊在钢卷管焊接上的应用技术及工装胎具装置。
The paper detailedly introduces application technique and tool set-up mould of lincoln weld in steel reel pipe welding.
采用焊道错位叠加方法，再现了螺旋管双面埋弧焊制管过程中内、外焊焊接热影响区(HAZ)的焊接热循环。
In this paper the HAZ weld thermal cycles of the welding by both sides submerged arc welded steel pipe were reproduced by the dislocation overlap weld method.
通过宏观及微观检测，分析了6061铝合金管及A7003铝合金薄壁管经TIG(氩弧)焊后的焊接区开裂的原因。
After visual inspection and metallographic test, analysis and discuss the welding zone cracking reasons for 6061 and A7003 aluminum alloy thin-walled tube after TIG (argon shielded arc) welding.
针对手工焊条电弧焊(MMA)弧焊过程特点，建立了绝缘栅型晶体管逆变式弧焊电源控制系统。
Based on the characteristics of MMA welding process, a new control system of IGBT inverter arc welding power source is developed.
螺旋焊管是以带钢卷板为原材料，经常温挤压成型，以自动双丝双面埋弧焊工艺焊接而成的螺旋缝钢管。
Spiral welded pipe is a strip coil as raw material, often warm extrusion molding, to automatically double-wire submerged arc welding process double-sided spiral welded pipe joints.
在螺旋焊管的生产过程中，在线埋弧自动焊的焊接质量对最终钢管产品的质量具有十分重要意义。
In the production of spiral weld pipe, the quality of the online automatic submerged arc welding is of significant importance to the final steel pipe product.
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.
晶闸管逆变弧焊电源具有单管导通电流大、耐压高、正向压降低、过载能力强等特点，但在使用过程中会出现各种故障。
Thyristor inverter welding power source with single-conduction high current, high breakdown voltage, low positive voltage drop and the high over load etc.
采用焊管作为管坯 ，焊管弯曲采用专用模具热弯 ，焊接采用等离子弧焊。超塑成形采用多层模结构 ，用模具来控制波形。
Welded pipe that bended by hot bending method with a set of specific die and welded by plasma arc welding method was used as tubular blank of SPF.
利用所研制的开关式场效应管 弧焊电源进行引弧试验和工艺 试验，结果表明，此电源具有良好的引 弧性能和工艺性能，是一种发展前景较远大的电子 弧焊电源。
The satisfactory tests of arc-ignition and good properties of welding process may prove this switched MOSFET arc welding power source to be an electronic power source with broad prospects.
利用所研制的开关式场效应管 弧焊电源进行引弧试验和工艺 试验，结果表明，此电源具有良好的引 弧性能和工艺性能，是一种发展前景较远大的电子 弧焊电源。
The satisfactory tests of arc-ignition and good properties of welding process may prove this switched MOSFET arc welding power source to be an electronic power source with broad prospects.
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