GB/T 21833.1-2020E

Seamless austenitic-ferritic(duplex) stainless steel tubes and pipes—Part 1:Tubes for heat exchanger

NORMA vydaná dňa 28.4.2020

The information about the standard:

Designation standards: GB/T 21833.1-2020E
Publication date standards: 28.4.2020
Country: Chinese technical standard
Kategória: Technické normy GB