NF T35-502-3*NF EN ISO 8502-3:2017 涂漆和相關(guān)產(chǎn)品前鋼基材的準(zhǔn)備-表面清潔度評(píng)估試驗(yàn)-第3部分:準(zhǔn)備涂漆的鋼表面灰塵的評(píng)估(壓敏膠帶法)
Preparation of steel substrates before application of paints and related products - Tests for the assessment of surface cleanliness - Part 3 : assessment of dust on steel surfaces prepared for painting (pressure-sensitive tape method)