Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 4: Initial surface conditions preparation grades and flash rust grades in connection with high-pressure water jetting
NORMA vydána dne 19.7.2013
Designation standards: GB/T 8923.4-2013
Publication date standards: 19.7.2013
Country: Chinese technical standard
Kategorie: Technické normy GB