硅钢资料

聚焦无取向硅钢产品标准,从电磁性能、表面性能、机械性能以及尺寸公差与边部质量等维度对国际标准IEC、EN、JIS、ASTM以及国标GB进行了分析研究。分析得出,各类标准在电磁性能方面要求基本一致;ASTM标准的机械性能要求有别于其他几个标准。 In this paper,non-oriented silicon steel standards of EN,JIS,GB and ASTM were compared and analyzed. It is showed that,all types of standards in electromagnetic performance requirements are basically the same. Surface properties in ASTM standard are expressed in the most detailed. The mechanical properties requirements of the standards,except for ASTM,are basically the same. 

根据本发明的一个实施例的无取向电工钢板，以重量％计，所述钢板包含Si：2.2至4.5％、Mn：0.5％以下且0％除外、Al：0.001至0.5％、Sn：0.07至0.25％和N：0.0010至0.0090％，余量包含Fe和不可避免的杂质。所述钢板包含从钢板表面向内存在的表层部和存在于表层部里面的中心部，中心部包含0.005重量％以下的N，所述表层部比中心部更包含0.001重量％以上的N，表层部的平均晶粒粒径为60μm以下，中心部的平均晶粒为70至300μm。

研究二次冷轧压下率对于硅的质量分数为3.0%的无取向硅钢组织结构和磁性能的影响。结果表明:当第二次冷轧压下率从0变化至16.7%时,铁损逐渐增加,磁感逐渐降低。当第二次冷轧压下率大于16.7%时,随压下率的增加,铁损逐渐减小,磁感逐渐增加。当第二次冷轧压下率大于38%时,二次冷轧法所能获得的磁性能明显优于一次冷轧法。 Effect of double cold reduction on magnetic,microstructure and texture of 3.0% Si non-oriented silicon steel sheets was investigated.The results show that the iron loss increases and magnetic induction reduces as the percentage redcution in secondary cold rolling changes from 0 to 16.7%.The core loss can be reduced remarkably,and magnetic induction can get a little benefit if the percentage redcution in double cold reduction is higher 16.7%.In case of higher than 38% of the percentage redcution ... 

本发明公开了一种适用于无取向硅钢极薄带表面涂覆的涂液，它由水溶性丙烯树脂、成膜助剂、耐盐雾助剂、流平剂、纳米氢氧化锆、消泡剂、水按质量比100:(2～8):(1～3):(1～5):(0～1):(0.1～0.5):(70～130)组成。将该涂液在无取向硅钢极薄带表面可表现出良好的涂覆性，经烘烤固化后形成的绝缘涂层表面透明光滑，附着性和绝缘性能优良，可有效提升无取向硅钢极薄带的综合性能，适合推广应用。

本发明涉及一种含磷无铝高效无取向硅钢生产方法，生产方法取消常化工艺，具体步骤如下：1)将钢水冶炼至目标成分后，浇铸成坯；2)板坯热装，热装温度≥500℃，热轧板坯加热炉均热段板坯温度1150～1200℃；终轧温度控制在860～930℃，卷取温度700～800℃3)酸洗后冷轧，控制冷轧整体压下率80％以内，至成品厚度；4)连续退火炉快速加热段温度设定1050～1180℃，增加有利织构组织形核，均热段温度设定830～950℃，全氮气干气氛保护，退火工艺速度120～150m/min，满足晶粒度8～4级。本发明不需进行热轧卷常化处理，降低了制造成本。

本发明提供能够制造磁特性与被膜密合性优异的电磁钢板的新颖并且得以改良的电磁钢板的制造方法。一种电磁钢板的制造方法，其特征在于，其包括以下工序：使电磁钢板与溶液相接触，所述电磁钢板以质量％计含有C：超过0％且0.10％以下、Si：2.5％以上且4.5％以下、Mn：0.01％以上且5.0％以下、S、Se及Te中的1种或2种以上的合计：超过0％且0.050％以下、酸可溶性Al：超过0％且5.0％以下、N：超过0％且0.015％以下、P：超过0％且1.0％以下、剩余部分由Fe及杂质构成，其中，上述溶液含有Cu、Hg、Ag、Pb、Cd、Co、Zn及Ni中的1种或2种以上，各元素的浓度合计为0.00001％以上且1.0000％以下。

为了确定普通冷轧取向硅钢最优的中间完全脱碳退火工艺,在其一次冷轧后进行5种不同工艺的脱碳退火处理,借助扫描电镜及电子背散射衍射技术研究了不同工艺脱碳退火后的组织、织构和脱碳效果。结果表明:经5种工艺脱碳退火处理后,初次再结晶的平均晶粒尺寸均约为19μm,且不随退火温度和时间的变化而变化;经840℃×10min工艺退火后的晶粒最均匀,高斯织构位向更准确,高斯织构面积分数最多,为3.1%,可将碳脱至0.003 5%。 In order to determine the optimal intermediate complete decarburizing annealing processes for common grain-oriented(CGO)silicon steel,five kinds of intermediate decarburizing annealing processes were conducted,the microstructure,texture and decarbonization after different decarburizing annealing processes were studied by scanning electron microscopy and electro back-scattered diffraction(EBSD)technology.The results show that the average grains sizes of primary recrystallization were about 19μm a... 

主要研究了氧化锌对以Al(H2PO4)3为基料的无铬无取向硅钢绝缘涂层各项性能的影响.用盐雾实验和动电位极化研究了不同氧化锌含量对硅钢绝缘涂层的耐蚀性和电化学行为的影响.采用SEM和体视显微镜对涂层的表面形貌和附着性能进行研究.结果表明,氧化锌含量为4.0%时,氧化锌能完全中和涂层表面的游离磷酸,涂层的耐蚀性和附着性最好;氧化锌含量过少或过多时,涂层的耐蚀性和附着性都较差. This paper studies the influence of zinc oxide on the performance of chromium-free non-oriented silicon steel insulating coating which based on aluminum dihydrogen phosphate.Salt spray experiment and potentiodynamic polarization were used to study the influence of zinc oxide content on the corrosion resistance and electrochemical behavior of the insulation coating of silicon steel.The surface morphology and adhesion of coating were tested by SEM and stereo microscope.The results show that when t... 

简述了无取向硅钢环保涂层发展背景,分析了硅钢环保涂层的特点及国内、外研究进展,提出了硅钢保涂层下一步的发展方向。 The back ground of environmental protection coating of non-oriented silicon steel was described in this paper.The characteristics and study progress in domestic and foreign of environmental protection coating of non-oriented silicon steel were analysised.The next development direction of environmental protection coating of non-oriented silicon steel was put forward. 

阐述了影响硅钢卷材下料利用率的因素,并结合具体事例利用计算机排样系统进行了详细分析,对提高硅钢卷材的利用率具有一定的指导作用。 It describes the factors influenceing the the utilization ratio of the roll of Silicon steel,and analyzes it in detail combined with concrete examples by a computer arrangement system,which can give a guide for increasing the utilization ratio of the roll of Silicon steel. 

本实用新型涉及分条机技术领域，且公开了一种硅钢加工用分条机，包括支撑台，支撑台的底部四角均安装有支撑腿,支撑台的两侧均垂直安装有U型架，U型架的顶部通过横梁连接固定，横梁的两端均安装有垂直向下设置的下压调节油缸，下压调节油缸的底部均固定连接固定座，固定座相互远离的一侧均安装有第二条形座；第二条形座的两端垂直贯穿设有导向轴，导向轴两端位于第二条形座外，在导向轴的两端均套设有支撑弹簧；导向轴的底部连接在第一条形座上，并且导向轴的顶部贯穿设有第三条形座，导向轴设有将第三条形座固定的螺母。本实用新型在使用时，上下两组剪切轮交错接触后，经过剪切轮下方的硅钢板能够得到有效地剪切，剪切效率高。

冷轧无取向硅钢（/%:0.003C,2.35Si,0.22Mn,0.011P,0.002S,0.36A1,0.003 0N）经890℃或940℃3 min常化的2.3 mm热轧板冷轧成0.35 mm薄板。研究了常化温度和800⁹20℃3 min退火对该钢高频（400Hz）磁性能和抗拉强度的影响。结果表明,830⁹20℃退火时高频铁损P_10/400值最低,随退火温度增加,晶粒尺寸增大,钢的抗拉强度降低;该钢的最佳热处理工艺为常化温度940℃,退火温度830℃,其抗拉强度R_m、高频铁损P_10/400和磁感应强度J₅₀分别为565 MPa,21.5 W/kg和1.69 T。 The cold-rolled non-oriented silicon steel（/%:0.003C,2.35Si,0.22Mn,0.011P,0.002S,0.36A1,0.003 0N） is cold-rolled to 0.35 mm sheet from 2.3 mm hot-rolled plate normalized at 890 ℃ or 940℃ for 3 min.The effect of normalizing temperature and annealing process at 800 ⁹20 °C for 3 min on high frequency（400 Hz） magnetic properties and tensile strength of the steel has been tested and studied.Results show that with annealing at 830 920 ℃the high frequency iron loss value P_10...