B - Operations – Transporting – 60 – B
Patent
B - Operations, Transporting
60
B
B60B 17/00 (2006.01)
Patent
CA 2507286
A railway car wheel comprises a rim having a flange and a tread portion. The tread portion contains 0.35 - 0.55% C and has a Vickers hardness of at least 360 and comprises a bainite structure, a tempered martensite structure, or a mixture of both.
Kato Takanori
Umino Masahide
Yamamoto Tomoaki
Gowling Lafleur Henderson Llp
Sumitomo Metal Industries Ltd.
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