- 专利标题: Titanium or titanium alloy plate excellent in balance between press formability and strength
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申请号: US13130497申请日: 2009-12-10
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公开(公告)号: US09790576B2公开(公告)日: 2017-10-17
- 发明人: Akihisa Fujita , Hideto Oyama , Yoshio Itsumi , Tadashige Nakamoto , Kayo Yamamoto
- 申请人: Akihisa Fujita , Hideto Oyama , Yoshio Itsumi , Tadashige Nakamoto , Kayo Yamamoto
- 申请人地址: JP Kobe-shi
- 专利权人: Kobe Steel, Ltd.
- 当前专利权人: Kobe Steel, Ltd.
- 当前专利权人地址: JP Kobe-shi
- 代理机构: Oblon, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2008-317041 20081212; JP2009-117844 20090514
- 国际申请: PCT/JP2009/070689 WO 20091210
- 国际公布: WO2010/067843 WO 20100617
- 主分类号: C22C14/00
- IPC分类号: C22C14/00 ; C22F1/18 ; F28F21/08 ; C23C30/00 ; B21B3/00 ; C23C26/00 ; B05D7/16 ; B21B45/02
摘要:
Disclosed is a titanium or titanium alloy plate rolled in one direction, wherein a lubricating film is coated on the surface and the coefficient of sliding friction of the lubricating film-coated surface is controlled to less than 0.15. The elongation (L-El) of the titanium or titanium alloy plate in the rolling direction and the r value (T-r) in the direction perpendicular to the rolling direction have the following relation (1). (T-r)/(L-El)≧0.07 (1)
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