NF A 49-242
NF A 49-242 (Steel tubes. Longitudinally pressure welded tubes D inferior or equal to 168, 3 mm in non alloyed and low alloyed steels used at medium elevated temperatures. Dimensions. Technical delivery conditions)· AFNOR NF (France) · 4 materials
| Designation | Material group | |
|---|---|---|
| TS 37 C | Structural and constructional steels | chevron_right |
| TS 42 C | Structural and constructional steels | chevron_right |
| TS E 24 W 3 | Structural and constructional steels | chevron_right |
| TS E 36 WB 3 | Structural and constructional steels | chevron_right |