NF A 49-207
NF A 49-207 (Steel tubes. Seamless or longitudinally welded stainless steel tubes for exchangers in aircraft construction. Dimensions. Technical delivery conditions)· AFNOR NF (France) · 2 materials
| Designation | Material group | |
|---|---|---|
| TU Z 2 CN 18 10 | Stainless steels | chevron_right |
| TU Z 6 CNNb 18 12 | Stainless steels | chevron_right |