基于正交回归实验设计方法的HVOF喷涂Cr_3C_2-NiCr涂层磨粒磨损性能的研究STUDY OF WEAR PERFORMANCE OF HVOF SPRAYED Cr_3O_2-NiCr COATINGS BASED ON ORTHOGONAL REGRESSION EXPERIMENTAL DESIGN METHOD
纪岗昌,王豫跃,李长久,圆田启嗣
摘要(Abstract):
基于正交实验设计方法 ,系统试验研究了氧气流量、燃气流量和喷涂距离对超音速火焰喷涂 Cr3C2 Ni Cr涂层磨粒磨损性能的影响 ,获得了喷涂工艺条件与涂层磨粒磨损失重量的定量关系和最佳的喷涂工艺参数 ,并进行了实验验证。结果表明 :氧气流量、燃气流量和喷涂距离对涂层磨粒磨损性能具有交互影响。其中燃气流量和氧气流量的影响较为显著 ,适中的燃气流量和氧气流量有利于获得耐磨性较好的涂层
关键词(KeyWords): 正交回归试验设计;超音速火焰喷涂;Cr3C2NiCr涂层;磨粒磨损
基金项目(Foundation):
作者(Author): 纪岗昌,王豫跃,李长久,圆田启嗣
Email:
DOI: 10.14024/j.cnki.1004-244x.2001.02.003
参考文献(References):
- 1 徐滨士 ,李长久 .热喷涂技术的应用与发展 ,王守业 ,王麟书 .第八届全国焊接会议论文集 ,北京 ,1997:149~15 5 .
- 2 Beczkowiak J,Fischer J,Kellerer H etc.Advanced carbides and borides for wear resistant coatings properties.In:Ohmori A ed.Proceedings of ITSC'95 .Kobe:May1995 :10 33~ 10 5 7.
- 3 Hwang S Y,Seng B Q.Characterization of build- upresistant plasm a sprayed coatings for hearth rolls.In:Ohmori A ed. Proceedings of ITSC'95 . Kobe:May1995 :5 9~ 6 3.
- 4 Sasaki M,Kawakaml F,Kom akl C.Characterization ofHVOF sprayed Cr3C2 Ni Cr coating.In:Berndt C Ced. Proceedings of the International Thermal SprayConference and Exposition.Orlando Florida,U SA:2 8m ay~ 5 June1992 :16 5~ 170 .
- 5 李长久等 .超音速火焰喷涂条件对 Cr3C2 Ni Cr涂层性能的影响 ,王守业 ,王麟书 .第八届全国焊接会议论文集 ,北京 . 1997:417~ 42 2 .
- 6 Srinibasa Rao D,Sen D,Somaraju K R C,etc.Influence of powder particle velocity and tem perature on theproperties of Cr3C2 Ni Cr coating obtained by detonationgun.In:Berndt C C ed.Proceedings of ITSC'98.NiceFrance:2 5~ 2 9May1998. 385~ 393.
- 7 Vuoristo P,Niemi K,Makela A etc.Abrasion and erosion wear resistance of Cr3C2 Ni Cr coatings preparedby detonation and high velocity oxy fuel spraying.In:Berndt C C and Sam path S,Proceedings of the7th Na-tional Therm al Spray Conference. Boston,Mas-sachusetts:2 0~ 2 4June1994:12 4~ 12 6 .
- 8 李长久 ,大森明 ,园田良夫 .碳化物颗粒尺寸对超音速火焰喷涂涂层形成的影响 .表面工程 ,1997,(2 ) :2 2~ 2 7