S355J2 is a low-alloy high-strength steel. The implementation specification of steel S355J2 is the European standard: EN10025, which can meet the requirements of Z-15, Z-25, Z-35 and Class I, Class II, and Class III flaw detection.
Low-alloy high-strength steel S355J2 chemical composition:
C: 0.15-0.18%, Si: 0.30-0.50%, Mn: 1.30-1.50%, P≤0.015%, S≤0.004%, Cr≤0.30%, Ni≤0.50%, Mo≤0.10%, Cu≤0.30% , V≤0.15%, Nb≤0.05%, Ti≤0.05%, the balance is Fe and unavoidable impurities. The applicable thickness is 125-150mm.
Analysis of mechanical properties of high-strength steel S355J2:
Yield strength Rp0.2≥275MPa, tensile strength Rm: 450-600MPa, elongation rate A≥18%, -20 impact energy KV2≥47J, steel plate thickness direction tensile section shortening rate Z≥35%. S355J2 steel plate has excellent quality, high density and stable performance.
