硅钢资料

本实用新型公开了一种具有废料回收机构的硅钢板带加工用切割装置，包括箱体，所述箱体的前侧靠近顶部处设有电机，所述箱体的顶部靠近前侧处固定连接有竖板，本实用新型一种具有废料回收机构的硅钢板带加工用切割装置，电机在工作时既能带动切割刀进行切割作业，同时还能带动第一筛板和第二筛板以相邻转轴为中心上下摆动，切割的废屑从切割槽穿过达到箱体内腔，第一筛板和第二筛板对废料进行筛分处理，通过隔板设置，隔板将集料盒分为两个存储空间，隔板右侧存储穿过第一筛板和第二筛板的细料，隔板的左侧存储被第一筛板和第二筛板过滤下来的粗料，既方便操作人员对废料进行集中处理，还对废料进行了筛分处理，以此方便对废料进行分类重复利用。

对应用动态加热进行短时温度退火的取向电工钢进行了二次再结晶研究。所进行研究的实验用取向电工钢是经过终冷轧和后续罩式退火后的一条工业化生产线生产的。研究结果表明,运用短时热处理条件可引起研究钢完全的异常晶粒长大。在实验室处理的材料的织构和金相组织与工业化生产的经过终退火而获得的相同的取向电工钢类似。但是,在实验室处理的取向电工钢的二次再结晶的矩阵中可观测到\"寄生\"晶粒。从磁性观点看,这些\"寄生\"晶粒含有不理想的{111}取向织构。 The present study was made to investigate secondary recrystallization in grain-oriented steels annealed at short time temperature exposures with application of dynamical heating.The investigated GO(Grain Oriented) steels for experiments were taken from one industrial line after final cold rolling reduction and subsequent box annealing.It was shown that application of short time heat treatment conditions could lead to complete abnormal grain growth in the investigated GO steel.The texture and mic... 

对碳-锰-硅钢进行不同配分温度的Q&P(Quenching and Partitioning)处理,测试了热处理后不同钢的力学性能和残余奥氏体含量,并用扫描电子显微镜和透射电镜观察其显微组织,分析了配分温度对显微组织和力学性能的影响。结果表明:试验钢显微组织基本由低碳板条状马氏体、块状铁素体和条状残余奥氏体组成;随配分温度的升高,试验钢的抗拉强度呈下降趋势,伸长率与奥氏体含量的变化趋势相同,但变化规律不确定;提高锰含量能稳定残余奥氏体,从而提高试验钢的伸长率,并使伸长率对配分温度不敏感。 The C-Mn-Si steel was quenched and partitioned at different partitioning temperatures,the mechanical properties and residual austenite contents were investigated,the microstructure was observed by SEM and TEM,and the effect of partitioning temperature on microstructure and mechanical properties was analyzed.The results show that the microstructure of the tested steel consisted of lath martensite with low carbon,nubby ferrite and banded residual austenite.The tensile strength of the tested steel ... 

本发明涉及一种农用电机用无取向硅钢的生产方法，包括钢水化学成分设计、热轧工艺和冷轧工艺等步骤；钢水化学成分包括：C≤0.04％、Si0.35‑0.55％、Mn0.10‑0.30％、Als0.02‑0.06％、P≤0.030％、S≤0.0040％、O≤0.003％、N≤0.003％，余量为Fe及不可避免的夹杂物。本发明方法生产出的硅钢与家用电机目前使用的普通无取向电工钢50BW1300相比，磁感提高0.02T以上，而且采用普通C含量≤0.040％设计，不需要深脱碳，大幅降低炼钢工序成本，采用无Al无P，低Mn含量，降低合金成本，与普通50BW1300无取向电工钢产品相比，生产成本大幅降低。

双辊连铸技术是冶金及材料领域内的一项前沿技术,对于生产高品质硅钢具有独特优势.本实验研究了一种双辊铸轧w[Si]=4.5%的无取向硅钢,考察其铸态和常化处理后样品的组织、织构及析出相尺寸特征.结果表明:铸带组织以与铸带法向成5~20(°)倾角的柱状晶为主,晶内存在少量0.3~0.4μm的AlN析出相,铸带织构以λ(<001>//ND)织构为主,表层织构漫散.950℃/10 min常化处理后,析出相尺寸增大,表层λ织构增强. As an advanced technique of metallurgy and material science,twin- roll strip casting has unique advantages for producing high quality silicon steel. The present study was aimed at a 4. 5% Si non- oriented electrical steel for analyzing the structure,texture and the size of precipitates at the initial and normalized state. The results revealed that the initial structure mainly consisted of columnar grains with 5 ~ 20( °) angle to the normal of cast strip,and some AlN precipitates of 0. 3 ~ 0. 4 μ... 

介绍了重庆钢铁股份有限公司炼钢厂生产低碳低硅钢的脱氧工艺,对连铸过程中水口结瘤的原因进行分析,并提出了优化措施。生产实践表明:钢水中的活性氧质量分数控制在10×10-6～30×10-6时,单中包浇铸炉数由6～7炉提高到11～12炉,同时能保证连铸顺行和减少铸坯气孔。 The deoxidation process of low-carbon and low-silicon steel in steel plant of Chongqing Steel was introduced.The nuzzle clogging was analyzed and some measures were put forward.Production experiments showed that when the active oxygen was controlled between 10×10-6～30×10-6,the amount of furnaces would rise from 6～7 to 11～12,which will make the casting process work well and reduce casting holes. 

本实用新型公开了一种组装稳定的硅钢片，包括装置主体，所述装置主体的外表面内部设置有第一内置槽，所述第一内置槽的内部安装有第一防滑垫，所述装置主体的内部设置有内置槽，所述内置槽的内部安装有伸缩弹簧，所述伸缩弹簧的外侧设置有固位板，所述装置主体的内部设置有第二内置槽，所述第二内置槽的内部安装有内置防滑垫，所述装置主体的内部安装有条状防滑垫。本实用新型公开了一种组装稳定的硅钢片，第一防滑垫对外部起到了有效的防滑效果，伸缩弹簧在安装后，根据存在的缝隙空间，从内置槽中释出，从而固位板便可随着伸缩弹簧的移动贴合连接组合的外壁，多个防滑垫的设置再次保证了连接的稳定性。

作为一种具有优异高频铁磁性能的合金,Fe-6.5%Si(质量分数)高硅钢在高频工况条件下降损效果明显,对电气行业应用器件高频化、小型化、节能等具有十分重要的意义。通过与取向硅钢测量B-P数据对比,验证了高硅钢高频超低损特性,且轧制高硅钢与日本CVD法生产高硅钢存在基本相同的铁损值。采用国标Epstein Square法对0.30mm高硅钢薄板进行单片测试,并对由0.30mm高硅钢薄板首次装配成的电感器进行铁损测试,对比测试结果表明,元件测试与单片测试数据基本吻合,高磁感应强度条件下,元件测试结果略低于单片测试,分析原因为:线圈引起励磁压降;元件叠片间出现短路,电流增大,损耗增加;气隙板厚度过大。 As one core material with excellent high-frequency ferromagnetism,Fe-6.5%Si performs obviously reduction on core loss in high field frequency which means much to high frequency,minimization,energy conservation in electric industry.Super low loss was verified by drawing B-P curves based on detected experimental data,and which went equal to Fe-6.5%Si thin strip fabricated by CVD in Japan.Fe-6.5%Si was firstly fabricated as inductor in this research,and its core loss was determined for comparison w... 

对无取向硅钢炼钢全流程钢液增钛的原因进行了分析,认为铁水钛含量、转炉出钢温度、转炉下渣量、精炼渣TiO₂含量、钢水罐及RH浸入管混钢种生产是影响钢液增钛的主要原因。通过采取低钛铁水冶炼,减少转炉下渣量,提高出钢温度,添加白灰改质精炼渣等措施,均能够降低钢液中的钛含量。 After analyzing the causes leading to increased content of titanium in molten nonoriented silicon steel during whole steelmaking process, it was concluded that such factors as content of titanium in hot metal, tapping temperature from converter, quantity of roughing slag entered into the ladle from converter, content of TiO₂ in refining slag, molten steel ladle car,carrying out the steelmaking of different steel grades by the same ladle and same RH immersion tube were the main causes ... 

【机构】 商务部进出口公平贸易局； ...

本发明公开了一种取向硅钢实验室常化工艺方法，采用两段式常化工艺，可以模拟现场常化生产，为现场批量生产提供有效的工艺参考，缩短现场调试工艺次数和废品率、次品率，降低制造成本。

本发明涉及取向硅钢技术领域，尤其涉及一种取向硅钢边浪的控制方法、装置、设备和存储介质，该方法包括：在将通过脱碳退火阶段的取向硅钢的带钢进行卷取过程中，在带钢的下端侧上刻上刻痕线，其中，下端侧为带钢与高温退火炉的承托底板接触的一侧，刻痕线平行于带钢轧制的方向；控制卷取后的带钢通过高温退火阶段和热拉伸平整阶段后至精整阶段时，沿着刻痕线，切除带刚的边浪；其中，边浪为在带钢的刻痕线至下端侧的边的部分。该控制方法可显著改善高温退火后取向硅钢边部浪形，有效降低精整切边量，提高取向硅钢的板形质量及成材率，降低生产成本。