liuxilin1215 发表于 2014-2-22 07:42:22

DIN EN ISO 12944-4-1998

DIN EN ISO 12944-4-1998 Corrosion protection of steel structures by protective paint systems
Part 4: Types of surface and surface preparation (ISO 12944-4 : 1998)
English version of DIN EN ISO 12944-4


admin 发表于 2014-2-24 11:44:33

谢谢您的分享，金币已奖励！

mechen 发表于 2014-3-8 20:21:20

Best Regard, thanks for your sharing.
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