NB/T 20005.1

NB/T 20005.1 (Carbon steel and low alloy steel for pressurized water reactor nuclear power plants - Part 1: Class 1, 2, 3 forgings)· NB (China) · 3 materials

Designation Material group
15MnNi Structural and constructional steels chevron_right
16Mn Structural and constructional steels chevron_right
20 Structural and constructional steels chevron_right