METHOD OF PRODUCING LOW-ALLOY K52-K60-GRADE PIPE STEEL Russian patent published in 2012 - IPC B21B1/26 

Abstract RU 2458751 C1

FIELD: process engineering.

SUBSTANCE: identical mechanical properties are ensured by regulation of setting finishing temperature to 1050±60°C. Note here that finishing start temperature is taken to equal 830÷890°C, rolling end temperature is taken to make 800-840°C, while temperature of sheet cooling end is taken to equal 520÷580°C.

EFFECT: improved physical properties.

2 tbl, 1 ex

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RU 2 458 751 C1

Authors

Denisov Sergej Vladimirovich

Golubchik Ehduard Mikhajlovich

Smirnov Pavel Nikolaevich

Dates

2012-08-20Published

2011-02-25Filed