NF A 49-214

NF A 49-214 (Steel tubes. Seamless austenitic steel tubes for use at high temperatures. Dimensions (with normal tolerances). Technical conditions of delivery)· AFNOR NF (France) · 7 materials

Designation Alternative designation Material group
TU Z 10 CNWT 17-13 B Stainless steels chevron_right
Z 10 CNWT17-13 B 660 F 20 Stainless steels chevron_right
Z 6 CN 19-10 Stainless steels chevron_right
Z 6 CND 17-12 B 316 F 05; 316 F 20 Stainless steels chevron_right
Z 6 CNNb 18-12 B 347 F 05; 347 F 20 Stainless steels chevron_right
Z 6 CNT 18-12 B 321 F 20 Stainless steels chevron_right
Z 8 CNDT 17-13 B Stainless steels chevron_right