blasted acc. to ISO 8501-1, cleanliness scale Sa 2½.% ]& w9 i$ D8 c3 y& H+ I( t+ O
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ISO 8501-1:1994 7 f1 T' u( X6 R ?4 A2 j涂料和有关产品使用前钢衬底的制备.表面清洁度的视觉评价. 0 S+ Z; @' H+ ]3 m, @http://www.3dportal.cn/discuz/viewthread.php?tid=309855&highlight=8501 % A* E% v' N+ V7 H% z3 z4 B) S/ o7 d+ @* V/ G1 y4 k! I
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ISO 8501-1:2007 Preparation of steel substrates before application of paints and related products -- Visual assessment of surface cleanliness -- Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings # j" U* a& D$ l7 L( Fhttp://www.3dportal.cn/discuz/viewthread.php?tid=336910&highlight=8501
发表于 2007-8-14 10:01:00
