Search Results - "Romantsov, I A"

Specifics of Structure Formation and Properties of Welded Joints Obtained by Laser-Hybrid Welding of Longitudinal Pipe Joints by Efimenko, L. A., Kapustin, O. E., Ponomarenko, D. V., Utkin, I. Yu, Fedorov, M. A., Romantsov, A. I.

“…The authors have studied the microstructure and properties of the welded joints obtained by laser-hybrid welding (LHW) in combination with submerged multi-arc…”
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Shaping of sheet to produce large-diameter welded pipe by Zvonarev, D. Yu, Osadchii, V. Ya, Romantsov, A. I., Kolikov, A. P.

“…The quality of welded pipe (diameter 508–1420 mm; wall thickness 8–48 mm) of strength class up to K80 (X100) is investigated. Plastic shaping is simulated,…”
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Deformation region in a stepwise-shaping press at OAO Chelyabinskii Truboprokatnyi Zavod by Samusev, S. V., Lyuskin, A. V., Romantsov, A. I., Zhigunov, K. L., Fortunatov, A. N.

“…A method is developed for determining the ratio of the contact and noncontact zones in the deformation region on a stepwise-shaping press. Two histograms…”
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Calculating tool parameters for standardized welded-pipe groups in edge-bending presses by Samusev, S. V., Lyuskin, A. V., Romantsov, A. I., Zhigunov, K. L., Fortunatov, A. N.

“…A method is proposed for defining standardized groups in edge-bending presses. The following characteristics are determined for all the pipe ranges: the…”
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Phase Transformation Kinetics of Austenite during a Combination of Laser-Hybrid and Multi-Arc Welding of High Pressure Pipes by Efimenko, L. A., Kapustin, O. E., Ponomarenko, D. V., Utkin, I. Yu, Romantsov, A. I., Fedorov, M. A.

“…— This study investigated the phase transformation kinetics of austenite in the heat-affected zone of the joints welded by laser-hybrid and submerged multi-arc…”
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Evaluation of residual stresses and structural-phase composition in longitudinal welds of high pressure pipes by Antonov, A.A., Efimenko, L.A., Kapustin, O.E., Ponomarenko, D.V., Utkin, I.Yu, Fedorov, M.A., Romantsov, A.I.

“…The features of the formation of residual welding stresses and structural-phase composition in welded joints of the longitudinal joints of high-pressure pipes…”
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Parameters of the edge-bending press in the TESA-1420 pipe-rolling line at OAO Chelyabinskii Truboprokatnyi Zavod by Samusev, S. V., Romantsov, A. I., Zhigunov, K. L., Lyuskin, A. V., Sigida, M. S.

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Production of Cold-Weather Electric-Welded 1020-1220-mm-Diam. Pipes Made of Promising New Steels by Romantsov, I A, Plyasunov, V A, Zhuchaev, V A, Tanchuk, A K

“…Important changes have recently taken place in the production of pipes for major pipelines. In addition to pipes made of the traditional grades of steel,…”
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Automatic thyristor drive for pilger mills by Savel'ev, A. S., Myl'nikov, Yu. L., Eikhman, E. E., Romantsov, I. A.

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