Patent ID: 9234263
Filing Date: 2016-01-12
CPC Classification: B23K,B32B,C22C,C22F,Y10T

Claim Text:
1. At least two different metal materials welded together, the at least two metal materials comprising: a first material comprising a welded portion and a non-welded portion; and a second material comprising another welded portion and another non-welded portion including purified copper having a level of 4N or more purity including more than 10 mass ppm of oxygen, an additive element consisting of not less than 4 mass ppm and not more than 55 mass ppm of Ti, and an inevitable impurity including sulfur, the welded portion of the first material being welded to said another welded portion of the second material, wherein the Ti in a form of TiO of not more than 200 nm in size, TiO