What are the properties of Q355NE round steel?
Q355NE round steel is a low-alloy high-strength steel, where "Q" means yield strength, 355 means that the yield strength of this steel is 355MPa, Q355A grade is not subject to impact; Q355B grade is impact at 20 degrees normal temperature; Q355C grade is 0 degree impact; Q355D level, -20 degree impact; Q355E level, -40 degree impact. The N in Q355NE round steel means normalized rolling. Q355NE round steel, the executive standard adopts GB/T1591-2018.
Chemical composition of Q355NE:
C ≤ 0.18; Si ≤ 0.5; Mn 0.90-1.65; P 0.025; S 0.020; Nb 0.005-0.05; V 0.01-0.12; Ti 0.006-0.05; Cr ≤ 0.30; Ni ≤ 0.50; Cu ≤ 0.40; Mo ≤ 0.10; N ≤ 0.015; Als ≥ 0.01.
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