Дмитрий Александрович Пумпянский
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1. A steel plate for linepipe thickness 15-40 mm high pressure, having increased deformation capacity obtained from a steel containing carbon, silicon, manganese, phosphorus, sulfur, molybdenum,… (More)
FIELD: metallurgy. SUBSTANCE: to provide improved deformation capacity of a steel, method comprises melting steel containing, wt%: carbon – 0.04–0.08, silicon – 0.10–0.30, manganese –1.60–1.85,… (More)
Изобретение относится к области металлургии, а именно к изготовлению стального листа толщиной 15-40 мм с пределом текучести свыше 480 МПа, а также к производству электросварных прямошовных труб… (More)
FIELD: metallurgy. SUBSTANCE: invention relates to the production of electrically welded, longitudinal-welded pipes of large diameter. To provide increased deformability and high viscosity of the… (More)