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公开(公告)号:US20170016099A1
公开(公告)日:2017-01-19
申请号:US15302457
申请日:2015-04-10
Applicant: UDDEHOLMS AB
Inventor: Thomas HILLSKOG , Kjell BENGTSSON , Petter DAMM , Annika ENGSTRÖM SVENSSON , Rikard ROBERTSSON , Kristoffer STEINER , Amanda FORSBERG , Magnus TIDESTEN , Pär EMANUELSSON
Abstract: The invention relates cold work tool steel. The steel includes the following main components (in wt. %): C 2.2-2.4, Si 0.1-0.55, Mn 0.2-0.8, Cr 4.1-5.1, Mo 3.1-4.5, V 7.2-8.5, balance optional elements, iron and impurities.
Abstract translation: 本发明涉及冷作工具钢。 钢包括以下主要组分(重量%):C 2.2-2.4,Si 0.1-0.55,Mn 0.2-0.8,Cr 4.1-5.1,Mo 3.1-4.5,V 7.2-8.5,余量任选元素,铁和 杂质。
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公开(公告)号:US20190226059A1
公开(公告)日:2019-07-25
申请号:US16314240
申请日:2017-06-07
Applicant: UDDEHOLMS AB
Inventor: Petter DAMM , Lena RÅHLEN , Amanda FORSBERG , Victoria BERGQVIST , Riccardo ZANCHETTA
Abstract: The invention relates to a steel for a tool holder. The steel comprises the following main components (in wt. %): C 0.07-0.13 Si 0.10-0.45 Mn 1.5-3.1 Cr 2.4-3.6 Ni 0.5-2.0 Mo 0.1-0.7 Al 0.001-0.06 S≤0.003 The steel has a bainitic microstructure comprising up to 20 volume % retained austenite and up to 20 volume % martensite.
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