GB/T 7991.4-2019

Test method of viterous and porcelain enamels—Part 4Determination of resistance to impact

NORMA vydána dne 10.12.2019

The information about the standard:

Designation standards: GB/T 7991.4-2019
Publication date standards: 10.12.2019
Country: Chinese technical standard
Kategorie: Technické normy GB