EP 0501438 A1 19920902 - Copper based alloy sheet material for electrical and electronic parts, having the effect of restraining wear of blanking die.
Title (en)
Copper based alloy sheet material for electrical and electronic parts, having the effect of restraining wear of blanking die.
Title (de)
Feinbleche aus einer Legierung auf Kupferbasis, welche bei Verarbeitung einen niedrigen Veschleiss des Stanzwerkzeuges verursachen, und ihre Verwendung für elektrische und elektronische Bauteile.
Title (fr)
TÔle mince en alliage à base de cuivre pour pièces électriques et électroniques, et causant une usure réduite des matrices de découpage.
Publication
Application
Priority
JP 5962091 A 19910301
Abstract (en)
A copper based alloy sheet material having an effect of restraining wear of a blanking die used to blank the same, which would occur during the blanking step, consists essentially of: Ni: 0.5 - 3%, Si: 0.08 - 0.8%, Zn: 0.1 - 3%, Sn: 0.1 - 0.9%, Mg: 0.001 - 0.2%, Mo: 0.0002 - 0.03%, and Cu and inevitable impurities: the balance. n
IPC 1-7
IPC 8 full level
CPC (source: EP)
Citation (search report)
- [A] DE 3908513 A1 19891109 - MITSUBISHI SHINDO KK [JP]
- [A] US 4971758 A 19901120 - SUZUKI TAKESHI [JP], et al
- [A] US 4366117 A 19821228 - TSUJI MASAHIRO
- [A] EP 0189637 A1 19860806 - KOBE STEEL LTD [JP]
Designated contracting state (EPC)
DE FR IT
DOCDB simple family (publication)
EP 0501438 A1 19920902; EP 0501438 B1 19950419; DE 69202080 D1 19950524; DE 69202080 T2 19950914; JP 2503793 B2 19960605; JP H04276036 A 19921001
DOCDB simple family (application)
EP 92103249 A 19920226; DE 69202080 T 19920226; JP 5962091 A 19910301