LSAW

The Production Technology Development of Large Diameter LSAW Pipe Abroad

国外大口径直缝埋弧焊管生产技术发展概况

Pre-bending machine is one of the most important facilities in the production of LSAW pipe with larger diameter .

预弯边机是大直径直缝埋弧焊管生产线的关键设备之一。

The difference of primary properties of homemade & foreign LSAW steel pipes

不同厂家直缝埋弧焊钢管的主要性能差异

Concentrations of target sequence of Japanese encephalitis virus in LSAW gene sensor detection system

乙型脑炎病毒靶序列浓度对LSAW基因传感器检测系统的影响

To construct the LSAW biosensor detection system in liquid phase through a series of experiments .

通过实验研究，初步构建出新型漏声表面波生物传感器液相检测系统。

The Application of Project Management in Development of LSAW Pipe for 2 ~ ( nd ) West-East

项目管理方法在西气东输二线直缝埋弧焊管研发中的应用

We are specialized in fabricating LSAW steel pipe , welcome to contact us any time !

我公司专业生产大口径直缝埋弧焊钢管，欢迎来电咨询！

To rapidly detect several zoonotic pathogens using the novel LSAW biosensor for the earlier infection diagnosis . 3 .

利用新构建的LSAW传感器阵列检测仪快速检测各种人畜共患性病原体，以早期诊断人畜共患性病原体感染。

The propagating plasma is referred to as a laser-supported absorption wave ( LSAW ) .

它的传播称为激光支持的吸收波（LSAW）。

It also raises the necessity that China shall build LSAW pipe production line and produce wide and thick plate for pipeline steel in 21 century .

提出了21世纪中国建设大口径直缝埋弧焊钢管生产线及管线钢用宽厚板国产化的必要性。

It highlights the comparison and selection of SSAW pipe , LSAW pipe , ERW pipe and seamless pipe .

重点评述了螺旋缝埋弧焊管与直缝埋弧焊管、高频电阻焊管（ERW）与无缝钢管的比较与选择；

Then the strain aging behavior of X80 grade LSAW pipe body was conducted a test simulation and the result coincide with the former analysis .

对X80钢级直缝埋弧焊管管体的应变时效行为进行了试验模拟，结果与分析相吻合。

As the LSAW pipe has high strength and high toughness , some of the new-constructed pipelines were required to mainly use LSAW pipes .

直缝埋弧焊钢管具有高强度高韧性的特点，新建的管线主要采用直缝埋弧焊管。

The grade X65 pipeline steel used for LSAW submarine line pipe has been developed at Baosteel , which is produced by hot continuum rolling processing .

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X65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。

LSAW screens the incident laser beam . At the same time , it emits short-wavelength radiation which is efficiently absorbed by the material surface .

LSAW屏蔽入射激光，同时发射易被材料表面吸收的短波长辐射。

To explore and optimize the experimental conditions , such as ionic concentration and pH value , which markedly influenced the detection system of the LSAW biosensor in liquid phase .

探索并优化液相中Na+浓度、pH值等多种因素对漏声表面波生物传感器液相检测系统的影响。

LSAW side seam is pulling up looks considerably shorter than rsaw please ensure stitch tensions areset correctly eliminate this problem .

穿起后左侧的接缝提高了，看起来相比于右侧要短，请保证缝合的松紧度要设置正确，避免这一错误。

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 .

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。

It is proved that the feasibility and necessity of constructing LSAW pipe mill in China through the investigation of constructing crude oil , natural gas , coal slurry and mineral slurry pipeline .

通过对石油、天然气、煤浆及矿浆管道建设情况的调查，论证我国建设直缝埋弧焊管机组的可行性和必要性；

The article also analyzed the supply and demand of LSAW pipe according to the plan and programming for oil and gas pipeline constructing and introduced actual status of petroleum pipeline production and the development of LSAW in China .

结合我国油气输送管道建设的安排和规划，对直缝埋弧焊钢管的供需情况作了分析，介绍了我国石油制管工业现状及我国直缝埋弧焊钢管的发展情况。

OBJECTIVE To design the detection system of the leaky surface acoustic wave ( LSAW ) biosensor in ( liquid ) phase and detect human papilloma virus ( HPV ) target sequence with the LSAW biosensor .

目的建立漏声表面波生物传感器液相检测技术平台，并用该检测系统实时检测人乳头瘤病毒（HPV）。

The simulation results coincide well with the experimental ones , which shows the mathematical model and the numerial method of this paper are right , and the simulation software can be used for the technique optimization of multi-wires LSAW .

本文所采用的数学模型和数值解法正确，所开发的软件可用于指导焊接多丝直缝埋弧焊工艺优化。

Longitudinally Submerged Arc Welding ( LSAW ) can be used in the production of steel pipelines with large diameter , thick wall and high strength , which are often used at trunk line in high pressure oil and gas transportation .

直缝埋弧焊可用于生产大口径、厚壁、高强度管线钢，常用于高压油气运输主干线。

Using scanning tunnel microscopy ( STM ) to observe microcosmic change between biomolecule and gold particle on the surface of LSAW biosensor during the process of probe immobilization and hybridization , also the naked gold membrane .

利用扫描隧道显微镜观察传感器裸金膜表面、探针固定、核酸杂交过程中生物分子与金颗粒之间的微观变化。

Finally the influences of the power allocation among the wires on welding thermal cycle curve are discussed , and the results show that the power distribution among the wires of multi-wires LSAW will impact the highest temperature of the molten pool .

最后，探讨了焊丝之间的功率分配对焊接热循环曲线的影响，研究发现：多丝埋弧焊焊丝之间的功率分配会对熔池最高温度产生影响。

As the final achievement of research work , the intelligent control system has been transplanted to the LSAW pipe production line with JCO process successfully , improving the production efficiency and the product quality and realizing the intelligent control for the unfinished pipe bending process .

作为研究工作的最终成果，成功地将自主开发的智能化控制系统移植到了大口径直缝埋弧焊管JCO成形生产线上。