GB T 4171 - Bebon steels

GB T 4171 specifies the size, shape, weight and allowable deviation of weather-resistant structural steel, technical requirements, test methods, inspection rules, packaging, marking and quality certificate.GB T 4171 standard main steel grade:Q550NH,Q500NH,Q460NH,Q415NH, Q295NH,Q265GNH and so on. China GB T 4171 Q550NH Weather Resistant Steel PlateSteel Plate GB T 4171 Q235NH, Q265GNH, Q295GNH, Large stock Steel Plate GB T 4171 Q235NH, Q265GNH, Q295GNH, Q310GNH, Q355NH, Q415NH, Q460NH, Q500NH, Q550NH for Sale. Chemical and mechanical properties of GB T 4171 Q235NH C Si Mn P S Cu Cr Ni 0.13 0.10-0.470 0.20-0.60 0.030 0.03 0.25-0.55 0.40-0.80

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