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- Keywords dissimilar steel joint;microsructure;creep;reheater; 异种钢接头;组织;损伤;再热器;
- EFFECT OF HIGH TEMPERATURE RUN ON MICROSTRUCTURE OF DISSIMILAR STEEL JOINT WITH Ni-BASED WELD 高温运行对镍基焊缝异种钢接头显微组织的影响
- dissimilar steel joint 异种钢接头
- Analysis result of microstructure and property of dissimilar steel tube to plate welded joint shows the qualified procedure can meet the requirement and is put into production. 对异种钢管板-管焊接接头检验及组织和性能的分析结果表明,所确定的焊接工艺能够满足技术要求,实际应用效果良好。
- It is deemed that the dissimilar steel welding between the locating piece and reheater tubes and unproper structure of the location piece are the major reason that causes the tube leakage. 分析了再热器管频繁泄漏的原因,认为定位块与再热器管的异种钢焊接及定位块结构的不合理是导致泄漏的主要原因,同时提出了改造方案。
- The results show that using the right welding parameter and A307 welding rod of high Cr and Ni,the best microstructure and properties of U71Mn and 1Cr18Ni9Ti welding joints of the dissimilar steel can be obtained. 结果表明:采用小电流小规范焊接工艺和高Cr、高Ni的A307焊条施焊,U71Mn和1Cr18Ni9Ti异种钢焊接接头的组织和性能最优。
- By forming finite element model and performing elastoplastic analysis, the stress and strain distribution of the cast steel joint were obtained. 为了对重庆奥林匹克体育中心网壳结构铸钢球节点承载安全性作出评价,本文对一关键节点进行了弹塑性分析和实体试验研究。
- Through the analysis of material and construction, the dissimilar steel gear is successfully welded using stress reduction zone by heating and proper assemble and welding sequence. 通过对铸焊齿轮的材料和结构的分析;利用“加热减应区”法及适当的装配焊接顺序;成功地焊接了异种金属的合金钢齿轮.
- Large, medium and small cordless medium frequency furnace saries, ZWB bottom pouring furnace, VRH silicate sand vacuum hardeing process and production line. Cast steel joint. 大中小型无心变频感应电炉,ZWB系列塞杆底注式保温电炉,VRH水玻璃砂真空硬化工艺及生产线,树脂砂设备及生产线。铸钢节点等。
- Large, medium and small cordless medium frequency furnace, saries GWB bottom pouring furnace, VRH silicate sand vacuum hardeing process and productiom line, cast steel joint. 大中小型无心变频感应电炉,GWB系列塞杆底洼式保温电炉、VRH水玻璃砂真空硬化工艺及生产线、树脂砂设备及生产线,精密铸造设备及工艺、大屏幕炉前快速测温仪,铸钢节点等。
- For welding similar stainless steels which can resisting sulphuric acid, and also welding for lining stainless steels, compound steel plate, and dissimilar steels. 焊接耐硫酸介质腐蚀的同类型不锈钢容器，也可以作不锈钢衬里、复合钢板、异种钢的焊接。
- Large, medium and small cordless medium furnace saries, ZWB bottom pouring furnace, VRH silicate sand vacuum hardening process and production line. Cast steel joint. 大中小型无心变频感应电炉,ZWB系列塞杆底注式保温电炉,VRH水玻璃砂真空硬化工艺及生产线,树脂砂设备及生产线。
- For welding low-alloy steels, middle-alloy dissimilar steels, structures with high rigid and the hot resisting steels in same grade. 用于焊接淬火状态下的低合金钢和中合金钢异种钢及刚性较大的结构以及相应的热强钢。
- Construction and design of a cast steel joint in beam string structures used for the Exhibitions and Sports Center of Harbin built recently is described briefly in the paper. 简述了哈尔滨会展体育中心张弦桁架的铸钢节点的构造和设计情况,进行了该铸钢节点的足尺静力试验和有限元分析。
- The performance of the irregularly-shaped cast steel joint for the Shanghai South Railway Station was investigated by using experimental and numerical methods. 摘要对上海火车南站站屋结构外柱铸钢节点的受力性能进行相关研究，制定足尺试验和有限元数值分析结合、相互验证的研究方案。
- However, the welding of dissimilar steels carbon steel or low alloy steel and stainless composite steel demands more welding high-technologies in fabrication and erection of the hydraulic steel structure. 而碳钢、合金钢的复合钢板及异种钢的焊接在水工金属结构制作安装中要求高、度大。
- Welding of tube plate of dissimilar steel 管板异种钢的焊接
- Crl8Ni9Ti austenitic stainless steel joint such as distribution of hardness, strength and impact toughness change little. Furthermore the fractures of impact and tensile are characterized by dimple as same as those of conventional TIG welding. 涂活性化焊剂焊接1Cr18Ni9Ti奥氏体不锈钢时，焊接接头的硬度、塑性、抗拉强度和冲击韧度变化不大，而且其冲击、拉伸断口形貌也与普通TIG焊的相同，为典型的韧窝型断口。
- This paper mainly studies the brazing of Al-stainless steel with brushing the Ni-Cu baffle. The result indicates that qualified Al-stainless steel joint has been gained by this method. 采用电刷镀镍／铜过渡层的方法，研究了铝和不锈钢的钎焊，使用本工艺较好地实现了两者的连接。
- Design and construction for external dry hanging granite are introduced,including the designing method of granite and unoxidized steel element,along with calculation method of steel joint. 结合工程实例,介绍了外墙干挂花岗岩的设计方法及构造措施,主要包括石板材设计,主次钢龙骨计算,不锈钢挂件的设计
