硅钢资料

介绍了硅钢氧化镁制备方法及高质量硅钢氧化镁制备技术的研究进展,并对利用我国丰富的卤水资源制备硅钢氧化镁进行了展望。 The preparation methods of silicon steel magnesium oxide and research progress of high quality silicon steel magnesium oxide preparation technology were introduced.The use of abundant brine resources in the preparation of silicon steel magnesium oxide was prospected. 

研究了热处理工艺(退火温度、保温时间、冷却方式)对含Mn的Fe-6.5wt%Si高硅钢热轧带的显微组织及硬度的影响。结果表明,退火温度对Fe-6.5wt%Si合金的组织和显微硬度均有较大影响,随退火温度升高,平均晶粒尺寸和显微硬度均明显增大。小于1 h退火时,晶粒长大缓慢,而长时间(>1 h)退火时,一些次表层晶粒将发生异常长大。水冷组织比空冷组织略细小,但水冷显著降低了显微硬度。Mn含量提高能抑制850℃退火时晶粒的长大,并且促进退火后高硅钢的软化。 The influences of heat treatment process(annealing temperature,heating time,cooling methods) on the microstructure and microhardness of Fe-6.5wt%Si high silicon steel containing manganese for hot rolled strip were studied.The results show that the annealing temperature has a great effect on the microstructure and microhardness of Fe-6.5wt%Si alloy,and as the annealing temperature increases,the average grain sizes and microhardness will significantly increase.When annealing time for less than 1 h... 

综述了电工钢从生产到成品过程中涉及到的检测项目、检测方法及仪器,并通过对电工钢标准的发展改进,详细阐述了我国现有的电工钢技术标准体系,同时对代表企业的电工钢重点指标进行了摘录对比,为综合应用电工钢检测方法并促进电工钢的发展提供了一定的参考。 This article summarizes the testing items,methods,and instruments involved in the process from manufacturing to finished products of electric steel. The current electric steel technical standards system in our country is also elaborated in detail,along with the development and improvement of electric steel standards. Meanwhile,by comparison of electric steel KPI in representitive companies,this article provides references for comprehensive application of electric steels testing methods and promo... 

本发明提供一种无铝低合金无取向硅钢氧含量控制方法，属于钢铁冶炼技术领域。该无取向硅钢化学成分按质量百分比为C≤0.005％，Si：0.2％‑0.6％，Mn：0.20％‑0.50％，P：0.03％‑0.08％，S≤0.005％，Als≤0.005％，余量为Fe及不可避免的杂质。其工艺流程为：KR铁水预处理→转炉冶炼→RH真空精炼→连铸。转炉出钢严格控制下渣量，加石灰、萤石、高铝渣面脱氧剂控氧调渣；RH真空精炼脱碳结束后，加低碳低硫硅铁、金属锰、磷铁等脱氧合金化，循环5min后，再加入金属铝终脱氧，同时向钢包渣面加入高铝渣面脱氧剂对炉渣进行脱氧，成分全部达标后净循环时间≥8min，破空、出钢；连铸进行全程保护浇注。使用本发明提供的操作方法，可以得到自由氧含量≤15ppm，总氧含量≤35ppm的钢水，提高钢水洁净度。

概述了高磁感取向硅钢生产工艺的研究现状及发展趋势。介绍了国内外薄板坯连铸连轧流程生产高磁感取向硅钢的研究现状。从流程工序特点、热履历、组织与抑制剂控制方面进行对比,分析了薄板坯连铸连轧流程相对传统板坯流程生产高磁感取向硅钢的技术优势,在此基础上提出了利用该流程生产高磁感取向硅钢需要解决的主要技术难点。 The current status and development trend of production process for high magnetic induction grain-oriented silicon steel are summarized.The research status of producing high magnetic induction grain-oriented silicon steel by thin slab casting and rolling process at home and abroad is introduced.The potential technical advantages of producing high magnetic induction grain-oriented silicon steel by thin slab casting and rolling process are obtained by analyzing in terms of process characteristics,t... 

本实用新型涉及硅钢轧制油反应设备技术领域，尤其是一种硅钢轧制油专用反应装置，它包括反应罐，所述反应罐的内底部焊接有导热板，所述导热板的底面安装有安装壳，所述安装壳的内部固定安装有电热盘，所述反应罐的右侧面底部固定安装有温度传感器，所述反应罐内设置有搅拌机构，本实用新型通过设有温度传感器、电热盘和控制器，能够有效控制反应罐内部的温度，使其内部的温度能够达到设定的温度值，防止因温度过高而爆炸，提高了安全性，而且，通过由搅拌电机、搅拌轴、主搅拌叶、分搅拌叶和螺旋搅拌杆组成的新型搅拌机构，该搅拌机构的搅拌覆盖率大，搅拌效果较好，能够进一步加快物料间化学反应的速率，提高生产效率。

就冷轧硅钢废水处理生产中面临的主要问题进行分析,从技术角度及运行管理角度提出工艺优化升级改进措施及应对策略;同时从后续深度处理,逐步实现零排放目标的角度进行探讨,为冷轧硅钢废水减量化、出路乃至废水零排放提供一些思路。 The main problems in the wastewater treatment process of cold-rolled silicon steel lines are analyzed and process upgrading measures and optimization strategy are put forward from both technical and management views.At the same time,downstream deep treatment to gradually achieve the target of zero discharge is discussed,to provide some ideas for reduction or even zero discharge of wastewater from cold-rolled silicon steel lines. 

介绍了微合金元素锡、铌、稀土对无取向硅钢性能的影响,并扼要分析了这些元素对硅钢性能的影响机理:晶界偏聚元素Sn可细化晶粒提高硅钢磁性能;微合金元素Nb细化铁素体晶粒,提高硅钢的强度、韧性和塑性及磁性能;稀土元素(RE)在硅钢中的主要作用包括净化钢液、变质夹杂物、改善铸态组织和性能及微合金化,减少晶界上出现偏析的几率。 The influence of micro-alloy elements on properties of non-oriented silicon steel and the mechanism for effect of the micro-alloy elements including Sn、Nb and RE on the properties of steel are presented and analyzed in this paper.Grain boundary segregation elements Sn in steel can grain refinement and improve the magnetic properties;Micro-alloy elements Nb can refine the ferrite grain,increase the silicon steel strength,toughness and plastic;The main role of the RE in the silicon steel including... 

本实用新型公开了一种将硅钢片堆栈模块化的电机转子，包括：堆栈模块、转子端板和电机轴；堆栈模块卡接在电机轴的外侧，且堆栈模块的两端通过转子端板连接固定；堆栈模块包括多个相互连接的硅钢片，每个硅钢片上均设有连接件，硅钢片通过连接件相互连接。本实用新型通过在硅钢片上增设连接件将多个硅钢片叠加成堆栈模块，降低了固定难度和管理难度，而且可以使用机器人自动化产线的大规模生产，生产效率高。

本发明提供了一种无取向硅钢RH顶枪喷粉脱硫工艺，RH脱碳结束测温定氧，立即加入铝粒脱氧合金化、之后立即依次连续加入合金进行成分调整，合金加完后立即开始顶枪喷粉；加入铝粒的量＝铝粒理论加入量+0.2‑0.4kg/t钢；喷粉时，控制喷粉速度与钢液循环流量相匹配；本发明从真空条件下脱硫热力学和动力学角度出发对具有顶枪喷粉功能的RH脱硫工艺进行改进，提高脱硫率。

为了更好的解决电力系统防污闪涂料RTV-Ⅰ长期应用暴露出来的问题以及目前RTV-Ⅱ防污闪涂料存在的一些不足,结合具体实际需求,在电力系统外绝缘领域,应用新型防污闪硬质涂层——防污闪纳米硅钢涂层,并对分别喷涂了防污闪纳米硅钢涂层以及RTV涂料的绝缘子进行对比运行情况研究分析。研究结果表明,防污闪纳米硅钢涂层是一种同时具有优异憎水性迁移性能和自洁性能的新型涂层,具有良好的应用前景。 In order to solve the problem exposed of anti-pollution flashover coating RTV-Ⅰwhich has been used long-term in power system,as well as to better solve some shortcomings of the current anti-pollution flashover coating RTV-Ⅱ,in this paper,a new anti-pollution flashover hard coating — anti-pollution flashover nanometer silicon hard coating(NSHC) is applied in the field of power system insulation for the specific practical needs.At the same time insulators which are separately sprayed by the NSHC a... 

6.5%Si电工钢是一种优异的软磁材料,织构对其磁性能影响很大。利用温轧工艺对6.5%Si电工钢热轧板进行不同压下率轧制,研究了温轧板织构随压下率的变化规律。实验结果显示,随着压下率的增大,{100}〈110〉、{110}〈100〉和γ纤维织构在薄板表层中的强度先增强后减弱,当压下率达到75%时,沿板厚方向形成3个组织区域:表层细晶粒区({110}〈100〉取向为主)、过渡层({111}〈110〉和{111}〈112〉变形晶粒区)和中心层(以拉长的γ纤维织构和{100}〈110〉取向晶粒为主),这种组织和织构不均性对后期织构的发展有重大影响。 6.5wt% Si electric steel has excellent soft magnetic properties,on which texture play important role.In this experiment,warm rolling technique was employed to investigate the effect of rolling reduction on texture.It was found that the density of {100}〈110〉,{110}〈100〉 and γ-fiber textures first increased and then decreased with increasing of the rolling reduction.At 75% reduction,the microstructure along the thickness of the sheet formed three zones,containing surface layer with {110}〈100〉 orien...