process pipe

In view of the trial-production of J55 hot-rolled coiled sheet for petroleum casing pipe, rolling process control and comprehensive quality of the products were analyzed.

针对J55石油套管热轧板卷的试制情况，重点从轧制过程控制、产品实物质量进行了分析。

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Study on the Forming Process of Spiral Coil Pipe

螺旋盘管成型工艺的研究

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The mathematical model of U shape pipe of throttling process is presented. Simulation and analysis on the dynamic performance has been done.

建立了U型管节流过程的数学模型，进行了模拟和实验研究，分析了节流过程动态的参数变化，以期为U型管的优化设计提供理论参考。

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A Simple Open Hole Process of Pipe System Phase Pass Through Hole

一种简便的管系相贯孔开孔工艺

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In seamless steel pipe industry, according to the oil casing standard released by American Petroleum Institute, the production process of steel pipe must meet the general principles of traceability, to achieve seamless steel pipe information tracking.

在无缝钢管行业，根据美国石油协会发布的石油套管标准，钢管生产过程中必须满足可追溯性通则，实现无缝钢管的逐支信息追溯。

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The advantage of heat tension size reducing process adopted on electric welding pipe developed by Technology Institute of Kawasaki Steel Corp. Japan, and the basic character of the high strength and high ductility pipe are introduced.

介绍了日本川崎制铁公司技术研究所开发出的电焊钢管采用热张力减径工艺的特性，及这种钢管的高强度、高延性等基本特性。

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The crude oil heat process was verified by the verification method based on simplified flow pipe, The verification result was presented and analyzed.

应用基于简化流管道的形式验证方法，对原油加热过程进行验证，对验证结果进行分析。

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~ ( 75) Se Application to Butt-welding Seam Radiographic Test of Thin Thickness of Process Pipe

~（75）Se射线源在薄壁工艺管道对接焊缝射线检测中的应用

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They found hydrogen sulphide levels decreased in 80 % of Process Pipe.

他们发现受试者口腔内的硫化氢含量降低了80%.

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Intermediate storage is a solid automatic three-dimensional intermediate storage between steel pipe mill and pipe finishing plant production process in Tianjing Steel Pipe Co.

中间仓库是天津钢管公司生产工艺中由轧管向管加工输送钢管的一座自动化立体中间过度仓库。

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Based on the balance of energy, the mathematic model of soil cool thermal storage and release process of inner and outer pipe in the buried pipe bundle was established.

并在能量平衡的基础上，建立了埋管管束内层及外层盘管蓄冷、释冷过程的数学模型。

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At the same time the design process of crossover pipe system is elaborated and the optimal graphic formula is selected to avoid vertical thermal disadjustment phenomena caused by zero delivery set by upper user in crossover pipe system.

阐述了跨越管系统的设计过程，以避免上层用户将跨越管设置调节为零流量，而导致系统重新出现垂直的热力失调现象。

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