硅钢资料

1.本外观设计产品的名称：硅钢片。;2.本外观设计产品的用途：多片硅钢片用来共同组成马达的转子的其中一个部件。;3.本外观设计产品的设计要点：在于本外观设计产品的形状。;4.最能表明设计要点的图片或照片：立体图。;

本实用新型涉及硅钢片切割设备领域，具体涉及一种变压器铁芯硅钢板的剪切装置，包括操作台，操作台的顶部安装有传送辊，传送辊的侧部安装有限位装置，限位装置的侧部依次安装有送料装置和切割装置，切割装置包括固定座，固定座的顶部固定连接有底板，底板的两侧固定连接有导向柱，导向柱的顶部安装有顶板，导向柱上且位于顶板的下方滑动设置有刀架，刀架上安装有切割刀，顶板上安装有液压缸，液压缸的自由端的端部与刀架的顶部固定连接；解决现有的硅钢片切割效率低的问题。

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... 

选用国内外无取向硅钢标杆企业A、B、C的产品,采用非水溶液电解提取+SEM(EDS)方法,分析了其典型牌号对应成品试样中的夹杂物。结果表明,从磁性能控制角度而言,受钢的化学成分及生产工艺影响,A、B、C企业成品试样的夹杂物尺寸、种类、数量存在差异,这些差异对其磁性能产生显著影响;从夹杂物控制角度而言,A、B、C企业对应成品试样的夹杂物,以MnS、CuxS复合或者AlN、MnS、CuxS复合为主,其中1.0μm以下的夹杂物数量分别为2.34×107个/mm3、2.98×107个/mm3和11.98×107个/mm3,1.0μm以上夹杂物数量均很少,夹杂物的平均尺寸从大到小依次为A企业、B企业、C企业。 According to the production of three benchmarking manufacture enterprises A,B and C of non-oriented silicon steel at home and abroad,the inclusions in finished steel samples with typical grades were investigated by electrolytic extraction from non-aqueous solution and SEM(EDS).Results show that,from the viewpoint of improving the magnetic properties,affected by chemical composition and production technique,the size,type and amount of inclusions in finished steel samples are various,which will af... 

一种甩带法制备高磁性能含磷硅钢薄带的方法，属于合金材料领域。本发明以硅钢(Fe‑(3‑6.5)wt.％Si)块体为母合金，并添加一定量的硅铁合金及磷铁合金，放置于中频感应炉中，熔融后经快速凝固‑甩带、冷轧、热处理工艺，得到具有优异性能的含磷硅钢薄带。对于硅钢而言，P元素的少量加入能够有效的提升电阻率从而显著降低铁损，且具备优化软磁性能的作用。而采用甩带法能够充分利用其快速凝固的特征，从根本上避免了P元素在传统熔炼冷却过程中严重偏析的缺陷，极佳地保证了产品的组织优势与软磁性能。本发明具有操作简单、生产效率高、产品精度高、工艺流程短、无污染与夹杂、性能优异等优点。

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。

结合实际生产0.4%Si无取向硅钢，统计了不含Sn和0.025%Sn无取向硅钢的磁性能变化，利用金相显微镜、X射线衍射仪观察分析不同成分下试样的显微组织和微观织构。试验结果表明：Sn元素可以显著降低无取向硅钢的晶粒尺寸，0.025%Sn试样的平均晶粒尺寸比不含Sn减小28.4%;加入Sn元素后抑制了无取向硅钢中不利于磁性能的{111}面织构组分强度，提高了对磁性能有利的{100}面织构组分强度，0.025%Sn与不含Sn相比磁感均值从1.756 T提升至1.768 T,铁损均值从5.476 W/kg降低至5.204 W/kg,明显改善了无取向硅钢磁性能。 In this paper combined with the actual production of 0.4% Si non oriented silicon steel, the magnetic properties of non oriented silicon steel without Sn and 0.025% Sn were counted. The microstructure and microtexture of samples with different compositions were observed and analyzed by metallographic microscope and X-ray diffraction. The results show that: Sn can significantly reduce the grain size of non oriented silicon steel, and the average grain size of 0.025% Sn sample is 28.4% smaller tha... 

介绍了EB5325涂层液的主要性能和中冶新材生产冷轧无取向电工钢所用的涂层设备,通过多次试验摸索出使用EB5325涂层液的工艺,对涂层出现的缺陷进行分析研究,并提出解决方法,使中冶新材生产的冷轧无取向电工钢的涂层质量满足了用户的要求。 This article introduces the main properties of EB5325 and the coating equipments for cold-rolled non-oriented electrical steel. A process using EB5325 coating liquid is made through many time experiments and exploration. The appeared defects in the coating are studied and analyzed,and the solutions are proposed. The coating quality meets clients’ requirements of cold rolled non-oriented electrical steel. 

在实验室模拟CSP流程制备了不同含量稀土铈(质量分数0~0.018%)的1.2%Si无取向电工钢,并对其进行1 000℃×5min的再结晶退火处理,研究了铈质量分数对无取向电工钢夹杂物、显微组织、再结晶织构和磁性能的影响。结果表明:随着铈质量分数的增加,微细夹杂物数量、再结晶晶粒尺寸、{100}和{110}织构组分、磁感应强度先增后减,{111}织构组分、铁损先减后增;铈的质量分数为0.005 1%时,钢中的夹杂物数量最少,再结晶晶粒尺寸最大,有利织构最多,磁性能最优,铁损P15/50为3.253W·kg-1,磁感应强度B50为1.751T。 Non-oriented electrical steels containing different contents rare earth Ce element(0-0.018wt%) were prepared in the laboratory by simulated CSP(compact strip production)process,and then recrystallization annealing at 1 000 ℃ for 5 min were performed,the effects of Ce content on inclusion,microstructure, recrystallization texture and magnetic properties of non-oriented electrical steels were studied.The results show that with the increase of Ce content,the amounts of fine inclusion,the size of re... 

利用电子背散射衍射(EBSD)技术和场发射电子扫描显微镜(FESEM)研究了电工钢中柱状晶不同初始取向50%热压缩变形后的演变规律及其对粒子析出行为的影响。结果表明:〈100〉晶粒形变后仍为〈100〉取向,只发生绕ND∥〈100〉方向的转动,具有遗传性,粒子析出数量少。柱状晶长轴与压缩轴的偏转度增加,取向的稳定性变差,超过40°,可形成〈111〉取向,期间发生复杂的滑移系交互作用,产生较高的缺陷密度,促进粒子析出。MnS粒子主要在晶内析出,变形温度高、形变量低,粒子均无法充分析出。回复时,形变晶粒内高的储能和缺陷密度是促进粒子进一步析出的必要条件。 The evolution of initial orientations and their influence on precipitation of columnar-grained electrical steel after 50% hot compression deformation were investigated by electron backscatter diffraction technique and field emission scanning electron microscopy.The results indicate that the〈100〉orientated columnar grains remain still〈100〉after hot compression deformation,with only rotation around ND parallel to〈100〉direction,with heredity,and less precipitation.As the deviation angle between the... 

通过测试取向硅钢不同工艺条件下的碳含量,探讨了CGO取向硅钢碳含量控制的最优处理条件,研究了脱碳温度和脱碳时间对相同初始碳含量取向硅钢的脱碳效果的影响。结果表明,在气氛为(15%~20%)H2+(75%~80%)N2,炉压差为10~20 Pa的条件下,CGO取向硅钢合适的脱碳温度为1 073 K~1 123 K,脱碳时间为10~20 min。在该处理条件下,能取得较好的脱碳效果。 By means of testing carbon content of oriented silicon steel below the distinct technical conditions,inquires the excellent handle terms of carbon content controlling for CGO oriented silicon steel,studies effects of decarburization annealing temperature and decarburization annealing time to the oriented silicon steel decarburization efficiency in same initial carbon content.The results show that,under the condition of atmosphere(15% ~ 20%) H2+(75% ~ 80%)N2 and furnace pressure difference 10 ~ 2... 

本发明涉及到一种铸铝转子硅钢片、采用该硅钢片的转子及制造转子的方法，该铸铝转子硅钢片包括圆形板片状本体，本体中心开设有转轴孔，本体上还以转轴孔为中心周向均布有多个铸铝孔，本体外缘设置有与铸铝孔一一对应的凹槽，本体两侧侧面均涂覆有绝缘层。采用上述硅钢片的转子包括转轴，所述转轴上套接有铁芯，该铁芯由大量上述的硅钢片层层叠压而成，每片硅钢片上的铸铝孔均相互正对，在铁芯上形成多条贯穿铁芯的通孔，每条通孔内设置有一条导条，铁芯两端分别连接有导电端环，各导条的两端分别伸出通孔与导电端环电性连接，各导条对两导电端环的拉力使两导电端环紧压在铁芯两端。