Invention Grant
- Patent Title: Steel alloy and a tool
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Application No.: US16085212Application Date: 2017-03-15
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Publication No.: US11293083B2Publication Date: 2022-04-05
- Inventor: Fredrik Sandberg , Delphine Rébois , Stefan Sundin
- Applicant: Erasteel SAS
- Applicant Address: FR Paris
- Assignee: Erasteel SAS
- Current Assignee: Erasteel SAS
- Current Assignee Address: FR Paris
- Agency: Dilworth & Barrese, LLP
- Priority: SE1650353-4 20160316
- International Application: PCT/EP2017/056170 WO 20170315
- International Announcement: WO2017/158056 WO 20170921
- Main IPC: C22C38/30
- IPC: C22C38/30 ; C22C38/02 ; C22C38/04 ; C22C38/00 ; C22C38/26 ; C22C38/24 ; C22C38/22 ; C21D6/00 ; C22C38/60 ; C22C38/10 ; C21D6/02
Abstract:
A steel alloy intended for cutting applications and hot working tools, comprising, in weight percent (wt. %), C: 0.40-1.2 wt. %, Si: 0.30-2.0 wt. %, Mn: max 1.0 wt. %, Cr: 3.0-6.0 wt. %, Mo: 0-4.0 wt. %, W: 0-8.0 wt. %, wherein (Mo+W/2)≥3.5 wt. %, Nb: 0-4.0 wt. %, V: 0-4.0 wt. %, wherein 1.0 wt. %≤(Nb+V)≤4.0 wt. %, Co: 25-40 wt. %, S: max 0.30 wt. %, N: max 0.30 wt. %, the balance being Fe and unavoidable impurities.
Public/Granted literature
- US20190078184A1 A STEEL ALLOY AND A TOOL Public/Granted day:2019-03-14
Information query
