硅钢资料

简要介绍了宝钢无取向电工钢的发展历程、产品大纲、电磁性能控制情况,以及高附加值新产品的开发、应用情况。概述了近年来宝钢无取向电工钢生产技术进步,主要包括夹杂物控制技术、连轧机高牌号硅钢制造技术、同板差控制技术、环保涂层开发技术等。 This paper briefly summarizes the development history, product catalogue, and magnetic properties of non-oriented electrical steel sheets at Baosteel, as well as the development and application of high-value-added steel grades. Recent advances in manufacturing electrical steel sheets are also introduced, including technologies for controlling inclusion, producing high-grade steel strips by a tandem rolling mill, and controlling the transverse thickness difference of steel sheets, as well as the ... 

介绍了烟气余热利用系统的工艺流程及控制思想,结合该系统在钢厂硅钢连续退火机组中的应用实践,估算出烟气余热利用系统每年可节约蒸汽5 040 t,经济效益良好,同时分析了该系统存在的问题及对策。 Introduced a method about the process and control of the application of waste heat system, which had been used into a silicon steel continuous annealing line and profiting a good economic benefit by saving a large number of steam every year, which has been estimated about 5 040 tons, and analyzed the problems and solutions existed in this system. 

介绍了一种适用于超大晶粒取向硅钢的高斯晶粒取向偏离角的X射线衍射测量方法，提出了将试探法和探测器扫描法相结合的方式进行测量。结果表明：该方法可以同时获得准确的实际衍射角度和取向偏离角度，试样制备方式简单，对设备的要求低且测量结果准确。 This paper introduces a X-ray diffraction measurement method of Gaussian grain orientation deviation angle for ultra-large grain oriented silicon steel, and puts forward a method of combining the test method with the detector scanning. The results show that this method can obtain accurate actual diffraction angle and orientation deviation angle at the same time. The sample preparation method is simple, the requirements for equipment are low, and the measurement results are accurate. 

运用电子背散射衍射(EBSD)技术,研究了50W600无取向硅钢在热轧→冷轧→退火工序间织构的演变。结果表明:由于热轧板沿板厚方向的应力场和温度场存在差异,导致热轧板不同层织构类型和强度存在差异;热轧板表层主要存在铜型、黄铜和高斯织构,1/4层织构主要为α纤维织构和较弱的高斯织构,中心层织构较单一,主要为α纤维织构;和热轧板相比,冷轧板各层织构差异较小,为典型的轧制织构(α纤维织构和γ纤维织构);退火板各层都表现为γ纤维织构增强、α纤维织构减弱,旋转立方织构基本消失。 The texture evolution of 50W600non-oriented silicon steel in hot rolling,cold rolling and annealing process was investigated by electron back-scatter diffraction(EBSD)technology.Results show that the hot rolled plate texture types and intensities along thickness direction were different because of the different stress fields and temperature fields.The major texture types in the surface of hot rolled plate were copper,brass and Gauss texture.The texture was composed ofαfibre texture and weaker Ga... 

为开发高效电机用冷轧无取向电工钢,借助实验室薄板坯连铸连轧模拟设备及扫描电镜、透射电镜等检验手段研究了成分、组织、织构和析出物等对无取向电工钢磁性能的影响规律;结果表明:常化处理使组织均匀化并增加有利于磁性提高的织构组分;采用CSP流程开发的高效电机用无取向电工钢铁损平均值3.4 0 W/kg,磁感≥1.68 T。 In order to develop electrical steel for high efficiency motor,effect of components,microstructure,texture and precipitation on magnetic property of electrical steel are analyzed.From the result,normalizing treatment makes microstructure uniform and increases component of favorable texture.Iron loss of electrical steel developed by CSP line is 3.40W/kg and magnetic induction is more than 1.68T. 

本发明属于酸洗设备技术领域，具体涉及一种硅钢生产用酸洗设备，包括酸洗池、放卷机构和收卷机构，酸洗池被依次分隔为第一酸洗腔、第二酸洗腔、浸泡腔和喷洗腔；第一酸洗腔和第二酸洗腔内滑动连接有刷洗架，浸泡腔内滑动连接有定位架，喷洗腔内滑动连接有喷洗架；刷洗架、定位架和喷洗架上均转动连接有多根转辊，转辊上设有刷毛；刷洗架和喷洗架上设有用于驱动转辊转动的驱动件；喷洗架上的转辊开有空腔和多个与空腔连通的喷孔，喷洗架上开有与空腔连通的通道和与通道连通的进水口；喷洗腔的底部和侧壁设有多个喷头；酸洗池内转动连接有多根位于第一隔墙上方的刷辊。在本方案，通过酸洗以及充分的刷洗，能够充分有效的除去硅钢表面的氧化皮。

本发明涉及金属加工技术领域，且公开了一种电机硅钢片加工方法，包括底板，所述底板的顶面活动连接有夹板，所述底板的顶面固定安装有固定板，所述固定板的中部活动连接有螺纹杆，所述螺纹杆的表面固定安装有齿轮一，所述底板的顶面固定安装有固定轴，所述固定轴的顶端活动连接有齿圈。该电机硅钢片加工用码垛装置及其操作方法，齿圈在旋转时带动啮合齿旋转，通过啮合齿与齿轮一的啮合带动齿轮一转动，齿轮一在转动时通过与夹板底端的啮合，可以带动三个夹板同时移动，从而可以改变三个夹板之间的面积值，从而实现装置可以对不同规格的硅钢片进行码垛，操作简单，降低了操作人员的劳动强度。

一种不含铬取向电磁钢板用涂料、其制备方法及带涂层的不含铬取向电磁钢板的制备方法，属于取向电磁钢板技术领域。所述涂料按质量份配比组成如下：100份磷酸盐、60～120份二氧化硅溶胶、5～50份氧化锡溶胶、2～40份硼酸和0.5～10份二氧化硅粉体。本发明所述制备方法环境友好、能够满足规模化生产要求，制备的涂料不含铬、具有良好的稳定性和涂敷性，并且本发明所述涂料能够使取向电磁钢板表面涂层具有良好的耐吸湿性、耐腐蚀性、耐热性、张力效果和抗粘片性。

本实用新型公开了一种新型取向硅钢薄板，所述硅钢薄板包括薄板主体,薄板主体呈方形,薄板主体的内部具有硅钢基板,所述薄板主体的上部具有耐磨层,耐磨层底部还具有抗压层，耐磨层具有若干均匀分布的耐磨条,耐磨层之间分别等距间隔布置，间隔的耐磨条之间形成透气槽,透气槽具有两个侧边，透气槽底部具有透气通孔,所述透气槽两侧具有导风侧凸条,导风侧凸条具有根部和端部，根部分布在透气槽的底部左侧和右侧位置，所述端部延向透气槽两侧边部上部，所述耐磨条为均匀排列的若干双V型结构，双V型结构纵向排列，耐磨条和抗压层之间具有硬质包覆层，在不影响耐磨作用的前提下能够起到透气通风的效果，不需要增加硅钢薄板的厚度。

采用经验设计法初步确定了取向硅钢铸坯感应加热线圈设计参数,应用Ansoft仿真软件分别对36组不同线圈高度、线圈内径的感应加热炉在不同频率下的三维整体磁场和铸坯的温度场进行了数值仿真。通过对比仿真结果,确定电磁场分布最佳的一组感应加热炉设计参数为线圈高度h=1.50 m、线圈内径D1=0.575 m、电流频率f=110 Hz。在该参数下应用Ansoft仿真软件对取向硅钢铸坯感应加热炉的温度场进行了仿真,结果发现温度场分布均匀,可满足取向硅钢铸坯加热要求。 The induction heating coil design parameters for the oriented silicon steel casting blank were determined preliminary by experience design method,and 36 groups three-dimensional electromagnetic field with different height and inside diameter of coil under different frequencies of the induction heating furnace and the temperature field of the casting blank were investigated by numerical simulation using Ansoft simulation software. By comparing the simulation results of electromagnetic field distr... 

针对目前大部分无取向电工钢处理液为含铬处理液、且需在较高温度下固化的情况,在分析成膜物质性质的基础上,试验研究了一种可低温快速固化的电工钢环保绝缘处理液,研究了其涂装工艺,并测定了涂层的附着性、绝缘性、耐热性、耐蚀性等性能。试验结果表明:该处理液可在150~250℃下快速烘干固化,涂层表面光滑且致密均匀,性能优良,可满足中小电机的使用要求。 At present,most of the insulating fluid for non-oriented electrical steel contains chromium,and should be cured at high temperature.On the basis of analyzing the characteristics of the film-forming substance,a kind of eco-friendly insulating fluid with lower curing temperature for non-oriented electrical steel sheet was developed in the experiments.Then its coating process was studied,and the adhesiveness,insulativity,heat resistance,corrosion resistance and other properties of the coating was m... 

【作者】 刘玲月； 李军辉； ...