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Author:

贺定勇 (贺定勇.) | 赵力东 (赵力东.)

Indexed by:

CQVIP PKU CSCD

Abstract:

采用微束等离子喷涂方法在St37低碳钢上制备了NiCrBSi涂层.研究了基材温度、等离子气体流量、喷涂距离和电流强度等工艺参数对涂层组织结构和性能的影响.采用光学显微镜观察涂层的组织结构,用Perthometers M4P 150测定涂层的表面粗糙度,以及用LECO TC316气体抽提仪检测涂层的氧含量.结果表明,在试验条件下,喷涂参数对涂层组织和性能产生较大的影响.随着电流和基材温度的增加涂层的粗糙度降低,涂层的氧含量随着基材温度和喷涂距离的增加而增加.大多数涂层的显微硬度大于600 HV0.2.尽管粒子速度较低,涂层的平均结合强度仍然大于50 MPa.

Keyword:

微束等离子喷涂 喷涂参数 NiCrBSi涂层 涂层性能

Author Community:

  • [ 1 ] [贺定勇]北京工业大学
  • [ 2 ] [赵力东]德国亚琛工业大学

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Source :

焊接学报

ISSN: 0253-360X

Year: 2007

Issue: 7

Volume: 28

Page: 45-48

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 5

Chinese Cited Count:

30 Days PV: 1

Affiliated Colleges:

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