UNE-EN ISO 8504-1:2020 Preparation of steel substrates before application of paints and related products - Surface preparation methods - Part 1: General principles (ISO 8504-1:2019)
2020UNE-EN ISO 8504-1:2020 Preparation of steel substrates before application of paints and related products - Surface preparation methods - Part 1: General principles (ISO 8504-1:2019)
2002UNE-EN ISO 8504-1:2002 Preparation of steel substrates before application of paints and related products - Surface preparation methods - Part 1: General principles. (ISO 8504-1:2000)