
Specification and qualification of welding procedures for metallic materials—Welding procedure specification—Part 1:Arc welding
NORMA vydaná dňa 28.9.2026
Designation standards: GB/T 19867.1-2026
Note: K dispozici od: duben 2027
Publication date standards: 28.9.2026
Country: Chinese technical standard
Kategória: Technické normy GB