硅钢资料

通过在实验室条件下模拟薄板坯连铸连轧流程,并在以Cu2S为主抑制剂制造普通取向硅钢(CGO)的基础上,加入适量钒钛,研究了钒钛对取向硅钢组织与磁性能的影响。结果表明,适量钒钛使热轧板和脱碳退火板组织更好,尤其使脱碳退火板的晶粒更加细小和均匀;加入适量钒钛不但使热轧板表面高斯织构强度更高,更使脱碳退火板中有利于高斯织构发展的γ织构强度更高;适量钒钛能形成Cu2S+(V,Ti)N等复合析出物,起到辅助抑制剂作用,加强抑制能力。细小均匀的晶粒、强度更高的有利织构和更强的抑制能力使CGO钢磁性能更佳。 Effect of V and Ti on microstructure and magnetic properties of conventional grain-oriented silicon steel(CGO) were investigated under simulated thin slab continuous casting and rolling process in laboratory with Cu2 S as the dominant inhibitor. The results show that appropriate amount V and Ti make the microstructures of the hot rolled sheet and the decarburizing annealed sheet better,especially make the grains of the decarburizing annealed sheet more tiny and uniform. Adding appropriate V and ... 

系统研究了无取向硅钢用磷酸盐系涂层性能的影响因素。以氢氧化铝和磷酸为原料制备磷酸二氢铝,再添加适量的添加剂酒石酸铵、二氧化硅、环氧树脂,得到的涂液涂布于硅钢表面,并控制合适的烘干温度,通过耐盐雾实验考察各因素对涂液耐腐蚀性能的影响。实验结果表明,在磷酸与氢氧化铝物质的量比为3.4∶1、酒石酸铵用量为2%、二氧化硅用量为1%、环氧树脂用量为5%、烘干温度为300℃条件下,所得涂层材料的防(耐)腐蚀效果最佳。 The factors influencing the performance of phosphate anticorrosive coating for non-oriented silicon were systematically studied.Aluminum dihydrogen phosphate was prepared with aluminum hydroxide and phosphoric acid as raw materials.Then added the right amount of additives,such as ammonium tartrate,silicon dioxide,and epoxy resin to prepare the liquid coating,which was coated on the surface of the silicon steel,and finally controlled a suitable drying temperature.The influences of various factors... 

介绍了攀钢冶炼电工钢过程硫含量变化以及过程回硫、增硫情况,采取针对性措施,如:提高铁水装入量、转炉采用石英砂代替复合造渣剂造渣、RH脱硫等,降低钢中硫含量。结果表明:采取相应措施后,电工钢炼成率大幅提高,成品w[S]≤0.008%的比例由改进前的62%提高到92.4%,取得了明显的冶金效果。 The resulfurization and the change of sulphur content in production of electrical steel is analyzed.The targeted measures have been taken,such as increase the loaded quantity of liquid iron,quartz sand replaces the composite slagging agent in the converter and RH desulfurization to decrease the sulphur content of the steel.The result shows,after the measures have been taken,the finished product ratio of electrical steel increase a lot.The ratio of sulfur content of finished product no more than ... 

本发明涉及变压器的技术领域，特别是涉及一种应用电工钢的变压器，其通过设置扇叶与冷凝盘管，通过冷却液与风冷共同对电工钢铁芯进行降温，避免电工钢铁芯工作过热导致电工钢铁芯损坏，提高使用稳定性；包括变压器箱体、两组固定支撑腿、电工钢铁芯、固定卡块、风机支架、风机、扇叶转轴、扇叶、冷却箱体、循环泵、冷却管、冷凝盘管、冷风机支架和冷风机，所述变压器箱体内部设置有空腔，所述变压器箱体右端连通设置有散热口，两组所述固定支撑腿对称固定安装在变压器箱体内部，所述固定支撑腿内端设置有紧固卡槽，所述电工钢铁芯左右两端对称固定安装有两组固定卡块，所述固定卡块固定卡装在固定支撑腿紧固卡槽中。

结合工业化生产的无取向硅钢,进行了RH精炼添加稀土合金实验。结果表明,1.15%(质量分数)Si钢的脱硫反应,主要发生在添加稀土合金之后的前5min。最佳的稀土合金添加量为0.6～0.9kg/t钢。钢液经过稀土处理后,加入的稀土总量越多,稀土氧硫化物夹杂物的尺寸就越大,但热轧带钢再结晶效果会逐渐变差,成品带钢晶粒尺寸先是快速长大,而后逐渐减小。最佳的钢中存留稀土含量与钢的化学成分有关,应严格控制在2.0×10-3%～6.0×10-3%(质量分数)。在此范围内,钢的铁损先是快速降低,而后缓慢升高,钢的磁感应强度则单调降低。 Based on the industrial production of non-oriented electrical steel,rare earth(RE) alloy treatment during the RH refining process was studied.The results showed that the effects of desulfurization and total concentration of RE remained in steel mainly depended on the chemical compositions of different steel grades.For 1.15wt% Si steel grade,the desulfurization reaction mainly focused on the initial 5min after RE alloy added during the RH refining process.The suitable RE alloy addition was 0.6-0.... 

本发明公开了用于激光切割硅钢片及超薄件的高效快速定位夹紧装置，属于激光切割机技术领域。用于激光切割硅钢片及超薄件的高效快速定位夹紧装置，包括基体，所述基体内设有储渣腔，还包括：长条板，通过支块对称固定连接在所述基体的两侧；两组传送辊，转动连接在所述长条板上，本发明可以对硅钢片快速的进行锁紧固定，防止激光切割机在对硅钢片进行切割时，硅钢片发生移动，有效的提高了对硅钢片的切割精度和切割效率，同时切割产生的废料则会在自身重力的作用下掉落进储渣腔内进行收集，从而便于工作人员后续对废料进行集中处理，在对硅钢片进行传送时，可以增大硅钢片与传送辊之间的摩擦力，有效的提高了在传送硅钢片时的稳定性。

本实用新型涉及硅钢片铁芯装配组件技术领域，公开了一种硅钢片铁芯的装配工装，包括装配组件，所述装配组件的内部上方安装有液压伸缩杆，所述液压伸缩杆的底端固定连接有压板，所述压板的表面开设有孔槽，所述装配组件的底端安装有铁芯，且铁芯的顶端贯穿孔槽的内部，所述铁芯的外部套设有硅钢片，所述硅钢片的外壁对称设有限位辊，所述装配组件的内壁对称安装有电动滑台，且电动滑台的内部设有滑块，本实用新型通过在液压伸缩杆的顶端安装有压板，并且压板的表面开设有与铁芯相匹配的孔槽，液压伸缩杆带动压板升降，对硅钢片进行压实，减少硅钢片之间的缝隙，使得硅钢片之间连接的更加紧凑，减少了工作人员的劳动量。

本发明提供了一种电工钢表面涂层剂及使用方法，所述电工钢表面涂层剂包括如下的压力重量份组分：碲化合物10～50份，树脂10～30份、硅烷偶联剂0.5～5份、柠檬酸13～18份，将得到的电工钢表面涂层剂涂布在钢基表面，加热干燥，烧结，形成涂层。形成的涂层附着力强，生产涂覆质量较好，过钢量达到预期2000吨以上，具有良好的防锈性能，磨损程度较低，同时绿色环保。

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... 

对1990~2010年在我国申请的冷轧无取向硅钢涂层的专利数量、专利技术领域分布进行了统计,对典型涂层专利技术进行了分析,探讨了无取向硅钢涂层的发展趋势。统计分析结果表明,目前无取向硅钢涂层典型的专利技术主要有自粘结涂层、无铬含稀土元素涂层、含钼酸盐环保涂层及采用有机-无机纳米杂化材料为主成膜物形成的涂层等。无取向硅钢涂层发展的趋势主要是无铬环保的半无机、半有机型涂层。 The patent quantity of cold-rolled non-oriented silicon steel coating and distribution of technology fields applied in China in 1990-2010 were summarized.The analysis results indicate that typical patent technologies include self-adhesion coating,chromium-free and with rare earth element coating,environment-friendly and with molybdate coating,coatings with organic-inorganic hybrid materials as main forming agent and so on.The main development trends of coatings on silicon steel are among semi-in... 

本实用新型涉及一种取向硅钢高温退火设备，尤其涉及一种取向硅钢全氢式高温罩式炉外罩，从外至内包括圆柱形外壳和耐火保温层，所述耐火保温层内壁铺设有电阻带；所述圆柱形外壳上部设有外罩顶盖；所述耐火保温层由陶瓷纤维模块堆砌而成，所述电阻带通过钉子铺设在陶瓷纤维模块上；电阻带头一端通过接线棒引出炉壳外，另一端中性点在炉内短接。本实用新型保温层内层采用模块化的高纯度陶瓷纤维代替耐火砖，该材料具有重量轻、蓄热少，低导热性能带来高的节能效果，具有抵抗热冲击的能力，加上模块化的结构，安装快捷，衬体无需烘干和养护，所以安装好以后便可立即投入使用。

综述了国内外大钢铁企业与研究机构采用获得抑制剂法生产低温高磁感取向硅钢的开发及应用情况,分析了以该法生产高磁感取向硅钢过程中抑制剂的控制技术,包括固有抑制剂组成方案、气态渗氮方式与工艺及高温退火工艺的制定.研究表明,固有抑制剂组成方案的设计思路大体一致,化合物抑制剂以AlN为主、硫化物为辅,同时添加少量Sn,Sb等单元素抑制剂,但组成元素含量存在一定差别;在脱碳退火后用NH3进行非平衡渗氮处理已成为气态渗氮的主要方式,但最佳方式仍未明确,具体选择需依据实际生产条件,相应脱碳及渗氮工艺的控制条件差别较大;高温退火工艺中升温制度差别不大,升温阶段退火气氛中N2含量的选择存在差别.此外,分析了抑制剂控制技术目前存在的关键问题,并指出了进一步的研究方向. The current application and exploitation on production of low-temperature high magnetic induction grain-oriented silicon steel with acquired inhibitor method at both iron and steel enterprises and research institutions in the world are reviewed. The control techniques of inhibitors, which include the composition design for inherent inhibitors, nitriding method and process, and secondary recrystallization annealing, are thoroughly analyzed and proposed. It is indicated that the design ideas for i...