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Composition chimique / Chemical composition / Chemische ZusammensetzungAnalyse de couléeLadle analysisSchmelzanalyseNormesStandardsNormenNuancesGradesGütenC max.%Mn%S max.%P max.%Si%Cu%Ni%Cr%Mo max.%Nb max.%V%CE 1) max.%AutresélémentsOtherelementsAndereElementeA36 - 01 A36* 0.263)0.04 0.05 ≤0.40 3)A572 - 01 Grade 42* 0.21 ≤1.35 2) 0.04 0.05 ≤0.40Grade 50 0.23 ≤1.35 2) 0.04 0.05 ≤0.402) 2) 2)Grade 55* 0.25 ≤1.35 2) 0.04 0.05 ≤0.402) 2) 2)Grade 60* 0.26 ≤1.35 2) 0.04 0.05 ≤0.402) 2) 2)Grade 65* 0.23 4) ≤1.65 2) 0.04 0.05 ≤0.402) 2) 2)A588 - 01 Grade B* 0.20 0.75-1.35 0.04 0.05 0.15-0.50 0.20-0.40 ≤0.5 0.40-0.70 0.01-0.10Grade C* 0.15 0.80-1.35 0.04 0.05 0.15-0.40 0.20-0.50 0.25-0.50 0.30-0.50 0.01-0.10A709 - 01b Grade 36* 0.263)0.04 0.05 ≤0.40 3)Grade 50 0.23 ≤1.35 2) 0.04 0.05 ≤0.402) 2) 2)Grade 50S 0.23 0.50-1.50 2) 0.035 0.045 ≤0.40 ≤0.60 ≤0.45 ≤0.35 0.15 0.05 ≤0.113)0.455)A913 - 01 Grade 50 0.12 ≤1.60 0.04 0.03 ≤0.40 ≤0.45 ≤0.25 ≤0.25 0.07 0.05 ≤0.06 0.38Grade 65 0.16 ≤1.60 0.03 0.030 4) ≤0.40 ≤0.35 ≤0.25 ≤0.25 0.07 0.05 ≤0.06 0.43A992 - 02 A992 0.23 0.50-1.50 2) 3) 5)0.035 0.045 ≤0.40 ≤0.60 ≤0.45 ≤0.35 0.15 0.05 ≤0.11 0.451)CE = C + Mn/6 + (Cr + Mo + V)/5 + (Cu + Ni)/15.2)Voir limites spécifiques dans la norme.3)Pour poids unitaire >634 kg/m [426 lb/ft]: Si min. 0.15%, Mn 0.85 - 1.35%, A min. 19% sur 2 in. (50 mm), A36 & Gr.36 exempt de R m max.4)Après consultation préalable: exigence supplémentaire S77 suivant ASTM A913 / A913M - 01: Soufre max. 0.010%, applicable pour Grade 65.5)Nb + V = 0.15%, N = 0.015%.* Après consultation préalable.1)CE = C + Mn/6 + (Cr + Mo + V)/5 + (Cu + Ni)/15.2)See specific limitations in the standard.3)For linear weight >634 kg/m [426 lb/ft]: Si min. 0.15%, Mn 0.85 - 1.35%, A min. 19% on 2 in. (50 mm), A36 & Gr.36 exempted of R m max.4)Upon agreement: supplementary requirement S77 of ASTM A913 / A913M - 01: Sulphur max. 0.010%, applicable to Grade 65.5)Nb + V = 0.15%, N = 0.015%.* Available upon agreement.1)CE = C + Mn/6 + (Cr + Mo + V)/5 + (Cu+Ni)/15.2)Siehe spezifische Begrenzungen in der Norm.3)Für Metergewicht >634 kg/m [426 lb/ft]: Si min. 0.15%, Mn 0.85 - 1.35%, A min. 19% auf 2 in. (50 mm), A36 & Gr.36 ohne R m max.4)Nach Vereinbarung: Zusätzliche Anforderung S77 von ASTM A913 / A913M - 01: Schwefel max. 0.010%, gilt für Grade 65.5)Nb + V = 0.15%, N = 0.015%.* Nach Vereinbarung.43