EN W. N.: S 235 JR, 235 J0, S 235 J2+N, S 275 S 275 J0, S 275 J2 +N, S 355 JR, S 355 J0, S 355 J2 +N, S 355 K2 +N, P 235 GH, P 265 GH, P 295 GH.
ASTM: A36, A106 gr. A, B, C, A139, A210
gr. A1, C, A234 gr. WPB, A334
gr. 1, A216 gr. WCA, WCB, WCC.
API: A, B, X42, X52, X60.