Invention Grant
- Patent Title: Body coated with hard material
- Patent Title (中): 身体涂有硬质材料
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Application No.: US12866259Application Date: 2009-01-20
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Publication No.: US08394513B2Publication Date: 2013-03-12
- Inventor: Hendrikus Van Den Berg , Hartmut Westphal , Volkmar Sottke
- Applicant: Hendrikus Van Den Berg , Hartmut Westphal , Volkmar Sottke
- Applicant Address: US PA Latrobe
- Assignee: Kennametal Inc.
- Current Assignee: Kennametal Inc.
- Current Assignee Address: US PA Latrobe
- Agent Matthew W. Gordon, Esq.
- Priority: DE102008013966 20080312
- International Application: PCT/EP2009/000310 WO 20090120
- International Announcement: WO2009/112116 WO 20090917
- Main IPC: B32B9/00
- IPC: B32B9/00
Abstract:
The invention relates to a body which is coated with hard material and has a plurality of layers applied by means of CVD, wherein the outer layer comprises Ti1-xAlxN, Ti1-xAlxC and/or Ti1-xAlxCN where 0.65≦x≦0.9, preferably 0.7≦x≦0.9, and this outer layer has compressive stresses in the range from 100 to 1100 MPa, preferably from 400 to 800 MPa, and a TiCN or Al2O3 layer is arranged under this outer layer.
Public/Granted literature
- US20110003126A1 BODY COATED WITH HARD MATERIAL Public/Granted day:2011-01-06
Information query
