Punched electron gun part of a Fe-Cr-Ni alloy
AssigneeNippon Mining & Metals Co., Ltd.
InventorsKiyoaki Nishikawa, Yoshihiro Ozeki, Masazumi Mori
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Abstract
A punched part consists of an Fe--Cr--Ni alloy essentially consisting of from 15 to 20% of Cr, from 9 to 15% of Ni, from 0.001 to 0.0050% of S, the balance being Fe and unavoidable impurities. The burrs formed during punching are suppressed due to addition of S to the Fe--Cr--Ni alloy.
Claims15
A punched part which consists of an Fe--Cr--Ni alloy consisting of from 15 to 20% of Cr, from 9 to 15% of Ni, from 0.0010 to 0.0050% of S, from 0.01 to 0.05% of C, and Mn in an effective amount to form MnS, the balance being Fe and unavoidable impurities, said punched part being a part of an electron gun.
A punched part which consists of an Fe--Cr--Ni alloy consisting of from 15 to 20% of Cr, from 9 to 15% of Ni and from 0.0010 to 0.0050% of S, the balance being Fe and unavoidable impurities, said punched part being part of an electron gun.
Dependencies are inferred from the claim text.