RU2004116780A -
METHOD FOR PRODUCING SEAMLESS HOT-ROLLED PIPES ON PIPE-ROLLING PLANTS WITH PILGRIM MILLS
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METHOD FOR PRODUCING SEAMLESS HOT-ROLLED PIPES ON PIPE-ROLLING PLANTS WITH PILGRIM MILLS
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RU2004116780A
RU2004116780ARU2004116780/02ARU2004116780ARU2004116780ARU 2004116780 ARU2004116780 ARU 2004116780ARU 2004116780/02 ARU2004116780/02 ARU 2004116780/02ARU 2004116780 ARU2004116780 ARU 2004116780ARU 2004116780 ARU2004116780 ARU 2004116780A
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Application filed by ОАО "Чел бинский трубопрокатный завод" (RU), ОАО "Челябинский трубопрокатный завод"filedCriticalОАО "Чел бинский трубопрокатный завод" (RU)
Priority to RU2004116780/02ApriorityCriticalpatent/RU2271886C2/en
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Publication of RU2271886C2publicationCriticalpatent/RU2271886C2/en
Способ производства бесшовных горячедеформированных труб на трубопрокатных установках с пилигримовыми станами, включающий нагрев слитков и заготовок до температуры пластичности, прошивку их в гильзы на станах косой прокатки, прокатку гильз в трубы на пилигримовых станах в валках с периодическим профилем и углом поперечного выпуска 20-25° с кантовкой гильз-труб на угол ≈90°, отличающийся тем, что прокатку труб на пилигримовых станах производят с кантовкой гильз-труб на угол 70±2° или 110±2,0°.A method for the production of seamless hot-deformed pipes in tube-rolling plants with pilgrim mills, including heating ingots and billets to ductility temperature, flashing them into sleeves on oblique rolling mills, rolling the sleeves into pipes on pilgrim mills in rolls with a periodic profile and a transverse angle of 20-25 ° with a sleeve of pipe sleeves at an angle of ≈90 °, characterized in that the rolling of pipes on pilgrim mills is performed with a sleeve of pipe sleeves at an angle of 70 ± 2 ° or 110 ± 2.0 °.
RU2004116780/02A2004-06-022004-06-02Method for making seamless hot rolled tubes in tube rolling aggregates with pilger mills
RU2271886C2
(en)
Открытое акционерное общество "Челябинский трубопрокатный завод"
Manufacturing method of seamless hot-rolled tubes on pipe rolling units with pilger mills for steam boilers, steam lines and headers of units with high and supercritical steam parameters
Casting and rolling procedure and installation for semi-continuous or continuous rolling when casting a steel billet which is cross-sectioned after solidification when required
METHOD FOR PRODUCING SEAMLESS PIPES OF LARGE AND MEDIUM DIAMETERS FOR STEAM BOILERS, STEAM PIPES AND MANIFOLDERS OF PLANTS WITH HIGH AND SUPERCRITICAL STEAM PARAMETERS
METHOD FOR PRODUCING PIPES OF LARGE AND MEDIUM DIAMETERS FROM REFRIGERANT AND CORROSION-RESISTANT BRANDS OF STEEL IN PIPELINE PLANTS WITH PILGRIM MILLS