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Article
Effect of Controlled Thermomechanical Processing Routes on the Structural and Textural States of Low-Carbon Low-Alloy Steel
The method of orientation microscopy (EBSD) is used to study the structural and textural states of samples of low-carbon low-alloy steel of type 06G2MB subjected to thermomechanical controlled processing (TMCP...
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Article
Improvement of Hot Rolling Technology to Reduce the “Rolled-in Scale” Defect
Based on the results of the published literature and production experience, technical and technological measures were developed and implemented to reduce the «rolled-in scale» defect: collectors with water des...
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Chapter and Conference Paper
Increasing the Lifetime of Mill Rolls by Applying Polymer Materials on Their Bodies
A key reason for breakdowns of backup rolls of hot and cold rolling mills is abrasive wear of their bodies. To increase the lifetime of the rolls, it is suggested to apply a wear-resistant single-layer coating...
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Article
Mathematical Model of the Accelerated Cooling of Metal in Thick-Plate Hot Rolling
The paper describes the issues in predicting the consumer properties of thick-plate pipe products manufactured at the hot rolling mill 5000 of the Magnitogorsk Iron and Steel Works. The modeling of the thermal...
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Article
Effect of the Temperature–Speed Hot-Rolling Conditions on Scale Formation
The influence of the parameters of a through technology on a rolled-in scale defect is analyzed. To study the influence of the temperature behind stand no. 6 of the 2000 hot-rolling mill in sheet rolling shop ...
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Article
Development and Implementation of Technologies for Production of Rolled Steel of New Generation for Shipbuilding at PJSC “MMK”
PJSC “MMK” has developed and implemented technologies for the production of thick plates from low-carbon, low-alloy and sparingly alloyed cold-resistant weldable steels of a wide range of strength grades – fro...
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Article
Effect of the Processing Method on the Microtopography of Rough Layers and on Oil Absorption by Friction Surfaces
The paper presents the results obtained for assessing oil absorption of the microrelief of heavily loaded surface layers. The studies have shown that it is preferable to form a friction surface by means of gri...
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Article
Production of New-Generation Rolled Steel under Conditions of Magnitogorsk Iron and Steel Company
The paper presents comprehensive scientific and technological solutions related to the large-scale production of new-generation rolled steel in an integrated metallurgical plant. The new-generation rolled stee...
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Article
Study of Metal Coatings Deposited by Rotating Wire Tool
Environmentally friendly wear-resistant coatings deposited by a developed rotating flexible tool (metal wire brush) form a layer without visible boundaries inside the coating with a thickness of 3–7 μm. Durome...
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Article
Phenomenological Model of Austenite Decomposition Kinetics in Low-Carbon Low-Alloy High-Strength Steels
A phenomenological model of the kinetics of austenite decomposition of low-carbon low-alloy high-strength steels is presented. The model is based on experimentally obtained empirical dependences linking the tr...
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Article
Structural and Textural States of Steel 06G2MB Strips After Controlled Thermomechanical Treatment
Orientation microscopy (EBSD) is used to study structural and textural states through the thickness of pipe steel strips after a controlled thermomechanical treatment. It is shown that texture formation in the...
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Chapter and Conference Paper
Modeling of Roll Roughness Transfer Process to Strip During Skin-Pass Rolling
In this paper, the modeling of a roll roughness transfer process to the strip in terms of skin-passing conditions was carried out. In the present paper, the analysis of the strain–stress state of material impr...
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Article
Formation of the Structural State of a High-Strength Low-Alloy Steel upon Hot Rolling and Controlled Cooling
This article presents a review of current results of theoretical and experimental studies of the specific features of the structure that is formed in high-strength low-alloy steel in the process of hot rolling...
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Article
Evaluation Method of Impact and Abrasive Steel Resistance
A technique is developed for evaluating the impact-abrasive resistance of cast specimens, which allows simulating the conditions of impact and abrasive wear when changing the following factors: impact energy, ...
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Article
Oil Absorption Capacity of the Contact Surfaces in Metal-Forming Processes
The results of studying the surfaces roughness of rolls, dies, and workpiece are presented and analyzed. Recommendations are formulated on selecting rational surface finishing methods for rolls and dies and me...
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Article
Influence of the drawing angle on wire quality
The axial stress, absolute margin of safety, and Perlin’s safety factor of wire are calculated, and assessment of the sha** efficiency in drawing round nonhollow wire is discussed. With optimal drawing angle...
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Article
Producing high-quality strip (thickness >16 mm) at the OAO MMK 2000 broad-strip mill
Improvement of relatively thick strip (16–20 mm) produced on the OAO MMK 2000 broad-strip mill is considered. Artificial neural networks may be used to optimize broad-strip hot rolling, so as to obtain the req...
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Article
Improving the durability of the initial sections of continuous casters Nos. 2 and 3 at the Magnitogorsk Metallurgical Combine
To eliminate the main reason for the jamming of continuous-caster rollers-the entry of water, scale, etc., into the region of the bearing assembly-designers have developed a new assembly with rubber and fluoro...
