B - Operations – Transporting – 21 – B
Patent
B - Operations, Transporting
21
B
80/22
B21B 13/08 (2006.01) B21B 1/08 (2006.01)
Patent
CA 1333532
H-shaped steel products having substantially a constant web height are efficiently manufactured from workpieces after breakdown rolling by using a particular universal rolling mill comprising a pair of width variable horizontal rolls and a pair of vertical rolls in rough universal rolling and/or finish universal rolling stages without rearrangement of rolls in the same size series having different flange thicknesses.
603720
Fujimoto Yoji
Hayashi Hiroyuki
Miura Hironori
Seto Tsuneo
Kawasaki Steel Corporation
Smart & Biggar
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