2、

This paper describes the technological process in producing twisting thermal insulated pipe and compares it with the traditional method in China.

介绍了热缠绕保温管的生产工艺流程,并与国内传统生产直埋保温管的方法进行了对比;

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3、

Polarization Treatment Process for PE Jacket of Insulating Pipe

保温管的PE外套管极化处理工艺

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4、

Buried Steel-Steel Steam Pipe Insulation of the Layout Design Process

直埋式钢套钢蒸汽保温管的布置设计过程

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6、

YWH Filter is a high efficiency filter of new type, mainly made up of tank shell, liquor pump, valve box, pipe joint and the control system. The requirements to its manufacture process and quality control are very strict.

YWH型过滤器是一种高效率的新型过滤设备,主要由罐体、液化泵、阀体、管汇及其控制系统组成,制造工艺和质量控制要求严格。

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7、

Analysis of forming process and design of die for deep taper pipe with hole

带孔深锥形管成形工艺分析及模具设计

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8、

According to deformation feature of sheet strip during forming process of the spiral weld pipe and the stress condition of weld pipes wall between lower surface and upper surface.

在研究螺旋焊管成形过程中带钢的变形特征、焊管管壁层间应力的基础上,提出了一种特殊工艺过程&锥形螺旋焊管成形工艺。

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9、

The discussion involves such aspects as the cause of strip folding occurring in butt-welding process of spiral weld pipe, negative influence by such failure on pipe quality and preventive actions.

介绍了螺旋焊管生产中对头焊带钢的硬弯现象发生原因,对钢管质量的危害及防止措施。

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10、

The research to the new process of enlarged pipe with hustling

推制式扩管新工艺的研究

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11、

Casting Process of 685Q Inlet Pipe

685Q进气管铸造工艺技术

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12、

three-dimensional fe elastic-plastic analysis for process of small-sized steel pipe-rolling with plane triangular pass

平三角孔型轧制小直径钢管的弹塑性三维有限元分析

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13、
14、

the cooling process of plastics pipe extrusion was analyzed and modeled based on heat transfer theory .

基于传热学理沦,对挤出成型塑料管材的冷却过程进行了分析并建立了数学模型。

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15、

example of big size pipe remount by inner lining process

内衬法修复大口径管道工程实例

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16、

detail design and process management soft applied in pipe prefabrication

详图设计和过程管理软件在管道预制中的应用

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17、

insert process of cooling water pipe on transmitting track of machine tool castings

机床铸件导轨镶铸冷却水管的工艺技术

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18、

production process of top grade submerged-arc welding wire for pipe line steel

管线钢用高等级埋弧焊丝生产工艺

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19、

clear-pvc pipe used in the transport process of the ultrapure water treatment

超纯水处理输送过程用的洁净型PVC管道

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20、

life process of low alloy steel for main steam pipe

低合金钢主蒸汽管寿命过程研究

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