Method of cold forming center sill for a railcar

Details Method of cold forming center sill for a railcar Method of cold forming center sill for a railcar

B - Operations, Transporting

61

D

B61D 17/04 (2006.01) B21H 7/00 (2006.01) B61F 1/02 (2006.01)

Patent

CA 2189726

A one-piece center sill for a railroad freight car formed by cold rolling a flat sheet of steel into a rectangular configuration. One of the embodiments includes strengthening flanges and another includes ribs.

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