ISO 11408( Chemical Conversion Coatings - Black Oxide Coating on Iron and Steel - Specification and Test Methods.) " D) f7 o6 y6 @4 V% H/ I P% b% @# p7 s
ISO 8081 (Aerospace process; Chemical conversion coating for aluminium alloys; General purpose )
原帖由 xjinxjtu 于 2007-4-13 12:46 发表 http://www.3dportal.cn/discuz/images/common/back.gif 5 ~, W3 }0 }# U2 O( `3 T1 nISO 11408( Chemical Conversion Coatings - Black Oxide Coating on Iron and Steel - Specification and Test Methods.) 7 K c& Q, E$ E! X# t4 b( E: o9 @( s" ^* b& Y
ISO 8081 (Aerospace process; Chemical conversion coating for aluminium alloys ...