研究过程中设计的超声波轮式探头，发出超声波信号测量管道壁厚。
A roller ultrasonic probe was designed in the subject, and it sends ultrasonic wave to detect the pipe wall's thickness.
提出了一种基于电磁式漏磁检测原理的传感器，用于煤气管道壁厚检测。
A sensor which is applicable to test thickness of gas pipe wall based on electromagnetic flux leakage method is proposed.
通过管道壁厚、管道应力、安全系数的校核，表明该批钢材仍符合要求，但要加强安全监督。
After checking the pipe wall thickness, pipe stress and safety factors this batch of steel material has still complied with the requirements, while safety Surveillance should be enhanced.
利用这一模型，研究了腐蚀速率、缺陷深度、管道壁厚和工作压力等因素对管线可靠性的影响。
The effects of corrosion rate, defect depth, thickness of pipe and operation pressure on pipeline reliability were investigated with this model.
该工作对我国PWR二回路管道壁厚减薄管理的工程实施及相关法规规范导则的建立有重要的参考价值。
These two codes are of great value in implementing secondary piping wall thinning management and developing relevant codes and rules in China.
介绍了熔体管道设计中管道壁厚选择、熔体流量、熔体管道流动压力降和熔体流速等计算方法和设计要点。
The selection of pipe wall thickness, the calculation and design key points of the melt flow, melt pipe flow pressure fall and melt flow speed in the design of melt pipes were introduced in detail.
在钢管质量评价过程中，选取了钢管外观、焊缝外观、管道壁厚、缺陷种类及尺寸、管道材料作为评价因素集。
In the evaluation of steel pipe quality, the pipe appearance, the weld appearance, the pipe wall thickness, the defect types and sizes, and the pipe materials are selected as the evaluation factors.
除非另外指定，所有美国太平洋阀门都配置符合ANSI B16.25标准的对焊连接端口，并根据阀门壁厚和管道壁厚确定是属于型号2（b）或3（b）。
Unless otherwise specified, all Pacific valves will be supplied with butt weld ends conforming to ANSI B16.25 either Fig. 2(b) or 3(b) depending on the nominal pipe wall thickness of the valve wall.
进而分析了管道内压、壁厚、裂纹止裂长度和初始裂纹速度对裂纹驱动力(也即裂纹扩展)的影响。
Meanwhile, the influences of pipeline internal pressure, wall thickness, crack arrest length and initial crack velocity on the crack driving force (crack propagation) are further studied.
结果表明，该方法精度高、使用简单、适用于一切玻璃钢管道、贮罐、容器等壁厚的在线自动化检测。
Results show that it is of high precision and simple operation and applicable for automatic on-line wall thickness testing of various fiberglass pipelines and vessels.
金属波纹管的壁厚很薄，它是管道系统中的薄弱环节。
The wall thickness of metal corrugated pipe is very thin, that is the weakest link in the piping system.
介绍管道内焊机的结构、配套设备及在大口径厚壁管道施工中的独到优点。
The paper introduced pipe internal welding machine's composition, necessary equipment and unique advantage in large diameter thick wall pipe construction.
在怀疑有锈蚀的情况下对换热器及管道的壁厚进行检查。
In the case of suspected corrosion of heat exchangers and pipe wall thickness.
输入管径，壁厚，管道材料，以及PT 500计算出最佳的安装方法，传感器和分离的距离。
Enter the pipe diameter, wall thickness and pipe material, and the PT500 calculates the optimum mounting method and separation distance for the sensors.
大壁厚站场管道的焊接是一项技术性很强的工作。
The welding of heavy thickness pipe for pump station pipeline is a very complicated and technical item.
分析了手工下向焊、半自动焊、自动焊及特种焊等焊接方法的特点，在选择焊接方法时应考虑管道直径、壁厚、管道长度、设计条件、管子级别等因素。
The features of manual downhill welding, semiautomatic welding, automatic welding and other welding technologies like butt flash welding and laser beam welding (LEW) and so on are analyzed.
本发明的方法可良好地实现含稳定化元素的奥氏体不锈钢厚壁管道的焊接及热处理施工。
The method can well realize the construction of welding and heat treatment of the austenitic stainless steel thick-wall pipeline containing stabilizing elements.
对于裂纹缺陷和体积缺陷，分别以材料强度指标和壁厚指标为门槛值进行评价，以获得和管道失效率有关的信息。
The threshold values of intensities and thickness are used as indexes to assess the probability of corroded pipeline, respectively for cracking-like flaws and volumetric type flaws.
研究及实践表明，目前已有多种技术用于抑制、减缓上述壁厚减薄现象。其中，选用抗fac性能优良的管道材料能有效地降低壁厚减薄速率并已在设计或设计变更中得到广泛应用。
Using of the excellent FAC-resistant piping materials can effectively reduce the rate of wall-thinning, as a result, it has been widely used in design or later design alteration.
由工程设计承包商设计到3/4英寸、壁厚系列号为401G4管道的1/4 英寸、壁厚系列号为40S 的316SS配管接口？
Engineering contractor to design 1/4 in. Schedule 40S 316 SS piping interface to 3/4 in. Schedule 40 1G4 pipe.
厚壁管道是火电机组四大管道系统的核心部件，将超声导波技术应用于厚壁管道的无损检测显得十分重要。
Thick wall pipes are the core component of so called "four pipe" system for thermal power. It is important to apply circumferential guided wave technique to nondestructive testing of thick wall pipes.
在分析影响长输管道安全系数的基础上，利用模糊综合评判方法，建立了确定长输管道最佳壁厚安全系数的评价模型及评价方法，并进行了实例分析。
On the basis of the method of fuzzy synthetical evaluation, the evaluation model and evaluation method have been established for the optimal pipe thickness of long-distance PI...
在分析影响长输管道安全系数的基础上，利用模糊综合评判方法，建立了确定长输管道最佳壁厚安全系数的评价模型及评价方法，并进行了实例分析。
On the basis of the method of fuzzy synthetical evaluation, the evaluation model and evaluation method have been established for the optimal pipe thickness of long-distance PI...
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