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What is P460QL1 material?

P460QL1 material is a European standard pressure vessel steel plate, which is classified as weldable fine grain quenched and tempered steel. It has excellent plasticity, resistance, cold bending function and welding function. P460QL1 specification: EN10028-6, Material number: 1.8872.
 
P460QL1 steel plate melting analysis, chemical composition(%)
C: ≤0.18; Si: ≤0.5; Mn: ≤1.7; P: ≤0.02; S: ≤0.010; Ni: ≤1; Cr: ≤0.5; Mo: ≤0.5; Cu: ≤0.3; Nb: ≤0.05; V: ≤0.08; Ti: ≤0.03; N: ≤0.015; Zr: ≤0.05; B: ≤0.005

P460QL1 steel tensile requirements

Delivery condition Thickness(mm) Yield strength
MPa
Tensile strength
MPa
Elongation A(%) Impact temperature °C Impact value
Quenched and tempered 5-50 ≥460 550-720 ≥19 -40 ≥27
>50-100 ≥440 550-720 ≥19 -40 ≥27
>100-150 ≥400 500-670 ≥19 -40 ≥27
Heat treatment of P460QL1 steel plate: Q+T (quenching and tempering)