Claims
- 1. A method of operating a rolling train comprising edging an initial section having a rectangular cross-section lying flat in one of a vertical two-high stand and a universal stand of a roughing group, subsequently rolling to increase a width of the section in an additional pass in a horizontal two-high stand, and then finish-rolling the section in two successive passes and reversing passes in tandem universal stands of a compact rolling group while simultaneously acting upon side edges of the section by vertical rollers.
- 2. A method of operating a rolling train comprising edging an initial section having a rectangular cross-section lying flat in one pass in one of a vertical two-high stand and a universal stand of a roughing group, subsequently rolling to increase a width of the section in another pass in a horizontal two-high stand, and then rolling the section in two successive passes in tandem universal stands of a compact rolling group while simultaneously acting upon side edges of the section by vertical rollers, and finish-rolling in continuous passes in subsequent universal finishing stands.
Priority Claims (1)
Number |
Date |
Country |
Kind |
197 14 216 |
Apr 1997 |
DEX |
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Parent Case Info
This is a divisional of U.S. Patent Ser. No. 09/052,420 filed on Mar. 31, 1998.
US Referenced Citations (3)
Divisions (1)
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Number |
Date |
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Parent |
052420 |
Mar 1998 |
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