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2 149 072

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C1

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IPC

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Application

98115667/02, 1998-08-17

(24)

Start date

1998-08-17

(22)

Actual filing date

1998-08-17

(45)

Published

2000-05-20

(72)

Inventor

Karpov E.V.Antipanov V.G.Afanas'Ev V.F.Kornilov V.L.

(73)

Holder

Oao Metallurgicheskij Kombinat"

METHOD FOR PROFILING STEEL STRIPS Russian patent published in 2000 - IPC

Abstract RU 2149072 C1

FIELD: plastic metal working, namely manufacture of cold bent rolled sections. SUBSTANCE: method comprises steps of forming corrugations by successively bending portions of blank between rolls of multistand rolling mill with predetermined curvature radiuses at applying to strip predetermined lengthwise tension and decreasing width of strip due to increasing rotation speed of rolls in two last stands and applying to strip tension value set according to given relation. EFFECT: enhanced quality of corrugated sections. 1 ex

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RU 2 149 072 C1

Authors

Karpov E.V.

Antipanov V.G.

Afanas'Ev V.F.

Kornilov V.L.

Dates

2000-05-20—Published

1998-08-17—Filed

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