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Title:
SURFACE TREATMENT METHOD FOR MAGNESIUM ALLOY WHEEL HUB
Document Type and Number:
WIPO Patent Application WO/2021/098420
Kind Code:
A1
Abstract:
A surface treatment method for a magnesium alloy wheel hub, the method comprising: cleaning a surface to be treated of a magnesium alloy wheel hub; blackening the cleaned surface; and performing laser cladding on the blackened surface, wherein the laser cladding is performed using synchronous powder feeding, and a coating material is chromium. The surface treatment method can avoid the occurrence of pores.

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Inventors:
TONG LIN (CN)
Application Number:
PCT/CN2020/121477
Publication Date:
May 27, 2021
Filing Date:
October 16, 2020
Export Citation:
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Assignee:
CITIC DICASTAL CO LTD (CN)
International Classes:
C23C24/10
Foreign References:
CN110846654A2020-02-28
CN103302454A2013-09-18
CN109136923A2019-01-04
CN104789965A2015-07-22
CN102808204A2012-12-05
EP0415570A21991-03-06
US20060005390A12006-01-12
Other References:
XU, CHUNYING, SHI YAN, ZHANG HONG: "Properties of Laser Cladding of Pure Cr Powder", APPLIED LASER, vol. 27, no. 3, 30 June 2007 (2007-06-30), pages 217 - 227, XP055814595
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