您要查找的是不是:
- Study on Assessment Techniques of Girth Welding Joint Defects of Oil and Gas Pipeline 长输管道环焊接头缺陷评定方法研究
- Keywords SSCC girth welding joint welding procedure and material test result conclusion; 关键词SSCC;环焊接头;焊接工艺及材料;试验结果;结论;
- INSTALLATION OF TITANIUM PIPE--IMPROVEMENT OF GIRTH WELD JOINTING TECHNOLOGY 钛管道安装--环焊缝现场焊接工艺的改进
- girth welding joint 环焊接头
- Quality evaluation on girth welded joint of high frequency resistance welding transporting pipe 高频电阻焊输送管环焊缝焊接接头的质量评定
- Research on HIC Resistance Property of Girth Welding Joints on Gas Transmission Pipeline 输气管线环焊接头抗HIC性能研究
- The possible girth weld match procedure for the pipeline is discussed too. 最后综合各种因素分析了西气东输管道应采用的环焊缝匹配工艺。
- In view of the girth welding of ERW welding pipe, some welding procedures are designed. 针对ERW焊管的环焊缝焊接,设计了主线路焊接、连头焊、返修焊接工艺,并依据SY/T4103-1995进行了包括无损探伤和破环性力学性能试验等焊接工艺评定实验。
- The possible girth weld match procedure for the pipeline is discussed too at the end of the paper. 最后综合各种因素分析,提出了西气东输管道应采用的环焊缝匹配工艺。
- Abstract: The principle and characteristic of structure of DN63 automtic girth welding machine for motorcycle damper are introduced.The welding machine is practical. 文摘:介绍了DN63摩托车减震器环缝焊接自动焊机的原理及结构特点,由于结构简单、使用方便、具有一定的实用性。
- With the assembly process,girth welding seam will bear a larger load and heat treatment temprature will exceed the material allowable temprature. 但这种组装方式使环焊缝受载荷较大,而且热处理的温度超过了材料允许的使用温度,因此必须对需热处理的环焊道进行临时加固处理。
- Effect of girth weld strength match on limit load and fracture resistance of high strength, large diameter pipelines steel is analyzed with FAD (Failure Analysis Diagram) method. 摘要采用失效评定图技术分析了油气长输管道中高强度管?钢大口径管道环焊缝不同强度匹配形式对管道极度限承载能力以及抗断性能的影响。
- The effect of the structure of Austenite zone on the performance of gray iron welding joint is studied by means of thermo-simulated test in this paper. 摘要采用热模拟试验方法探讨了灰口铸铁焊接接头热影响区的奥氏体区组织对接头性能的影响。
- The effect of girth weld strength match on the limit load and fracture resistance of high-grade, large diameter pipelines was analyzed with failure analysis diagram (FAD) method. 摘要采用失效评定图技术分析了油气长输管道特别是高强度大口径管道环焊缝不同强度匹配形式对管道极限承载能力以及抗断性能的影响。
- The 1Cr17 stainless steel pipe and Q235 steel pipe welding belongs to the heterogeneous steel welding,the weld joint easy to have the crack flaw. 1Cr17不锈钢管与Q235钢管的焊接属于异种钢焊接,焊接接头容易出现裂纹缺陷。
- The principle and characteristic of structure of DN63 automtic girth welding machine for motorcycle damper are introduced.The welding machine is practical. 介绍了DN63摩托车减震器环缝焊接自动焊机的原理及结构特点,由于结构简单、使用方便、具有一定的实用性。
- Microporosity in thermite weld joint consiste of blow hole and shrinkage cavities. 氧或硅含量过高形成氧化物或硅酸盐;
- In this paper, the girth welding was carried out after two kinds of oil pipeline steel with different content of V and Cr were heat treated by the different specification. 研究了具有不同合金元素钒和铬的两种石油用钢管 ,在对其经过不同热处理后进行环缝焊接。
- The distribution of residual stress of weld joints is analyzed. 并分析了焊接接头残余应力的分布规律。
- Mainly used in coating the weld joint of buried steel pipeline and insulated pipeline. 主要用于埋地钢质管道现场焊接补口和保温管线现场补口;