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
NORM herausgegeben am 30.12.2011
Designation standards: GB/T 8923.1-2011
Publication date standards: 30.12.2011
Country: Chinese technical standard
Kategorie: Technische Normen GB