B - Operations – Transporting – 21 – D
Patent
B - Operations, Transporting
21
D
B21D 37/08 (2006.01) B21D 37/20 (2006.01)
Patent
CA 2336558
A cutting edge is formed by build-up welding on a die of a die assembly made of a base material of an aluminium/copper-based zinc alloy, The cutting edge comprises an underlying layer and an overlying layer. The underlying layer is made of a copper alloy that can be welded to both a zinc alloy and a nickel alloy, and the over- lying layer is made of a nickel alloy. The cutting edge is of high machinability, high durability, and high hardness.
Uchida Tohru
Usui Toshiyuki
Honda Giken Kogyo Kabushiki Kaisha
Marks & Clerk
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