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Finite Element Simulation of Cold Deformation of Steel Thin-Walled Pipes 薄壁钢管冷变形的有限元模拟
Steel in Translation Pub Date : 2024-09-09 DOI: 10.3103/s0967091224700323
S. V. Kurganov, M. V. Leont’eva-Smirnova
{"title":"Finite Element Simulation of Cold Deformation of Steel Thin-Walled Pipes","authors":"S. V. Kurganov, M. V. Leont’eva-Smirnova","doi":"10.3103/s0967091224700323","DOIUrl":"https://doi.org/10.3103/s0967091224700323","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>Using the finite element method, the type and magnitude of residual stresses arising from mechanical action on a steel pipe through cold deformation during the implementation of the processes of plug and mandrel drawing, tube drawing and mandrelling were determined. The initial data and modeling parameters are presented. Options for using the results obtained in practice are presented.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142222392","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Algorithm for Processing Microphotographs of Thin Sections during Scanning Electron Microscopy 扫描电子显微镜薄片显微照片处理算法
Steel in Translation Pub Date : 2024-09-09 DOI: 10.3103/s0967091224700360
M. Kh. Kadim, N. A. Khristyuk, L. A. Rusinov
{"title":"Algorithm for Processing Microphotographs of Thin Sections during Scanning Electron Microscopy","authors":"M. Kh. Kadim, N. A. Khristyuk, L. A. Rusinov","doi":"10.3103/s0967091224700360","DOIUrl":"https://doi.org/10.3103/s0967091224700360","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>The performance characteristics of products—wear resistance, corrosion resistance, resistance to radiation damage, etc.—are largely determined by the type and quality of coatings. When applying coatings using diffusion methods, their quality is controlled by electron microscopy of transverse sections. An algorithm for processing microphotographs of thin sections is proposed, which allows one to visualize the nature and determine the parameters of the diffusion zone. The algorithm was tested on microphotographs of thin sections on coatings of an iron core with chromium and titanium.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142222386","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development and Implementation of New Technologies Using Mathematical Modeling of the Rolling Process 利用轧制过程数学模型开发和实施新技术
Steel in Translation Pub Date : 2024-09-09 DOI: 10.3103/s0967091224700311
I. A. Pankovets
{"title":"Development and Implementation of New Technologies Using Mathematical Modeling of the Rolling Process","authors":"I. A. Pankovets","doi":"10.3103/s0967091224700311","DOIUrl":"https://doi.org/10.3103/s0967091224700311","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>In this paper, we consider current technological problems and methods for solving them that are related to the production of round varietal rolled rods on the 370/150 operating mill of OJSC Belarussian Metal Works. The rolling process was numerically simulated, as close as possible to real conditions in roughing and finishing stands. The process of cutting varietal rolled rods on a cooling conveyor is mathematically described. The adequacy and suitability of the developed models are confirmed by the results of further research related to the solution of a number of practical problems: an algorithm for a system for determining the optimal cutting of varietal rolling, which can significantly reduce the cost of producing one conventional ton of products, is developed; technological solutions are developed to prevent the formation of surface defects of rolling origin in the roughing group of stands by controlling the volume of coolant supplied to the rolls; and a new calibration scheme that makes it possible to obtain high-precision geometry of the transverse profile with controlled inter-stand tension is proposed.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142222549","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improving the Methodology for Calculating the Finishing Group Power of a Continuous Wide-Strip Hot Rolling Mill 改进连续宽幅热轧机精整组功率的计算方法
Steel in Translation Pub Date : 2024-09-09 DOI: 10.3103/s0967091224700396
I. D. Pospelov, R. R. Nechaev
{"title":"Improving the Methodology for Calculating the Finishing Group Power of a Continuous Wide-Strip Hot Rolling Mill","authors":"I. D. Pospelov, R. R. Nechaev","doi":"10.3103/s0967091224700396","DOIUrl":"https://doi.org/10.3103/s0967091224700396","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>To determine the power of a process of hot rolling of strips in the mill’ finishing group, the methodology for calculating specific work in the elastic areas of deformation zone is supplemented by accounting the influence of speed on the contact friction coefficient of a strip and work rolls. For the first time, a reliable regression equation has been obtained to determine the rolling friction arm coefficient in the contact of support and working rolls of the hot rolling mill 2000 finishing group of Severstal PJSC, which makes it possible to determine the power consumption spent on overcoming the rolling friction itself and rotating the idle support rolls. Maximum error in calculating power using the augmented method, taking into account the specified technology factors, was 11.9%, the average was 5.5%.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142222390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
From Industry 4.0 to Industry 5.0: Problems and Opportunities for the Metal Industry Development in Russia 从工业 4.0 到工业 5.0：俄罗斯金属工业发展的问题与机遇
Steel in Translation Pub Date : 2024-09-09 DOI: 10.3103/s0967091224700438
O. A. Romanova, D. V. Sirotin
{"title":"From Industry 4.0 to Industry 5.0: Problems and Opportunities for the Metal Industry Development in Russia","authors":"O. A. Romanova, D. V. Sirotin","doi":"10.3103/s0967091224700438","DOIUrl":"https://doi.org/10.3103/s0967091224700438","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>Transferring the Russian economy to a new technological basis that meets the basic principles and criteria not only of Industry 4.0, but also the conceptual foundations of the emerging Industry 5.0 is the only way to achieve technological sovereignty. It is natural for metallurgy to follow this development option. The development trends of domestic metallurgy in this direction are studied, the increasing importance of environmental and social responsibility of metallurgical companies is established, and technological and organizational guidelines for their further development are determined. Positive changes in the development of metallurgy related to the implementation of ESG parameters that meet the principles of the Industry 5.0 concept, as well as the achievement of its sustainability, are substantiated.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142222387","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Formation of Cracks during Thermal Treatment of Martensite-Bainite Steel Parts 马氏体-贝氏体钢部件热处理过程中裂纹的形成
Steel in Translation Pub Date : 2024-09-09 DOI: 10.3103/s0967091224700347
D. I. Lebedev, M. V. Maisuradze, E. V. Antakov
{"title":"Formation of Cracks during Thermal Treatment of Martensite-Bainite Steel Parts","authors":"D. I. Lebedev, M. V. Maisuradze, E. V. Antakov","doi":"10.3103/s0967091224700347","DOIUrl":"https://doi.org/10.3103/s0967091224700347","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>In this paper, we study the causes of crack formation after thermal treatment of alloyed steel parts with high resistance of overcooled austenite. A thermokinetic diagram of transformations of overcooled austenite during continuous cooling is plotted using the dilatometric method, and the temperature-time intervals for the occurrence of transformations are established. The hydrogen content in the melts of the studied steel is determined. The distribution of microstructure and hardness over the cross section of the part is analyzed. Computational modeling of the processes occurring during thermal treatment of parts is performed. Atomic emission spectral analysis reveals the presence of significant liquation of carbon in the axial zone that leads to a decrease in the temperature of the onset of martensitic transformation in the core of the part.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142222384","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study of a Surface Layer of the Ploughshare Saturated with Boron Using Electric Arc Hardening 利用电弧淬火对犁铧表面硼饱和层的研究
Steel in Translation Pub Date : 2024-07-03 DOI: 10.3103/s0967091224700189
A. V. Makarov
{"title":"Study of a Surface Layer of the Ploughshare Saturated with Boron Using Electric Arc Hardening","authors":"A. V. Makarov","doi":"10.3103/s0967091224700189","DOIUrl":"https://doi.org/10.3103/s0967091224700189","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>The saturation of a surface layer with boron using electric arc hardening has been studied. The boron carbide powder has been used as a boron-containing element. The studies have been carried out using microscopic images of ploughshare samples and spectral maps of photographic data for carbon, boron, and iron atoms.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141551027","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of a System for Assessing Technical Condition Using Remote Diagnostics of Thermal Parameters 开发利用热参数远程诊断评估技术状况的系统
Steel in Translation Pub Date : 2024-07-03 DOI: 10.3103/s0967091224700219
A. A. Pegachkov
{"title":"Development of a System for Assessing Technical Condition Using Remote Diagnostics of Thermal Parameters","authors":"A. A. Pegachkov","doi":"10.3103/s0967091224700219","DOIUrl":"https://doi.org/10.3103/s0967091224700219","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>The problems related to assessment of the technical state of diesel engines by remote collecting data on the state of several diagnostic parameters are discussed. During the operation the system allows one to reliably assess the technical state of an engine, using remote monitoring of several diagnostic parameters. At the same time, for each type and brand of the engine, a decision-making algorithm is used, based on the experimental studies carried out.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141551030","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ways to Ensure Anticorrosion Protection of Bodies 确保车身防腐的方法
Steel in Translation Pub Date : 2024-07-03 DOI: 10.3103/s096709122470027x
A. A. Emelyanov
{"title":"Ways to Ensure Anticorrosion Protection of Bodies","authors":"A. A. Emelyanov","doi":"10.3103/s096709122470027x","DOIUrl":"https://doi.org/10.3103/s096709122470027x","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>An analytical review of the methods used to protect car bodies against corrosion is presented. Their positive and negative aspects are revealed.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141551088","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Study of the Machinability of Holes in Cemented Alloy Steel Workpieces Using Combined Mandrelling 使用组合芯轴加工硬质合金钢工件孔的可加工性研究
Steel in Translation Pub Date : 2024-07-03 DOI: 10.3103/s0967091224700220
A. V. Shchedrin, I. Yu. Ignatkin, N. Yu. Chikhacheva
{"title":"Study of the Machinability of Holes in Cemented Alloy Steel Workpieces Using Combined Mandrelling","authors":"A. V. Shchedrin, I. Yu. Ignatkin, N. Yu. Chikhacheva","doi":"10.3103/s0967091224700220","DOIUrl":"https://doi.org/10.3103/s0967091224700220","url":null,"abstract":"<h3 data-test=\"abstract-sub-heading\">Abstract</h3><p>In this paper, we show the comparative efficiency of producing holes of improved quality by the method of combined deforming-cutting-smoothing mandrelling with a tool with a regular microgeometry of the acting surfaces using the example of steel 12KhN3А.</p>","PeriodicalId":21903,"journal":{"name":"Steel in Translation","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141551031","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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