5Habig K H.CVD and PVD coatings,properties,tribological behaviou and applications[J].Sci.Techno 1.,1986,A4(6):2832-2843.
6Dingremount N,Bergrmann E,Collignon P,et al.Optimization of duplex coatings built from nitfiding and ionplating with continuous and discontinuous operation for construction and hot work steel[J].Surface & Coatings Technology,1995,72(3):163-168.
7Gredic T,Zlatanovie M,Povic-N,et al.Properties of TiN coatings deposited onto hot work steel substrates plasma nitrided at low pressure[J].Surface & Coatings Technology,1992,54-55(1-3):502-507.
8He J L,Hon M H.Sliding wear resistance of tool steel coated with electroless Ni-P and cathodic arc plasma TiN [J]. Surface&Coatings Technology, 1992,53:87-92.