Steel for producing parts for railway, railway crossings and switches and method for producing said parts

摘要

Wrought steel for producing parts for railway, railway crossings or railway switches including (in weight percent): 0.01-0.15% carbon; at most 0.5% silicon; 10-15% manganese; at least 0.6 to 3.95% molybdenum; optionally one or more of the following elements: i. 0.05 to 0.2% nickel, and/or ii. 0.05 to 0.2% cobalt, and/or iii. 0.02 to 0.30% Cr, and/or iv. 0.05 to 0.2% copper, v. at most 5 ppm H, vi. at most 0.20% V, vii. at most 0.10% Nb; viii. at most 0.20% Ti and/or Zr, ix. at most 50 ppm B; x. at most 250 ppm N; xi. at most 0.2% Al, xii. at most 0.08% S, xiii. at most 0.08% P; xiv. at most 1.5% W; and balance iron and inevitable impurities; and a method of producing the wrought steel and its use.

主权项

1. A wrought steel for producing parts for railway, railway crossings or railway switches comprising (in weight percent):
0.01-0.15% carbon; at most 0.5% silicon; 10-15% manganese; at least 0.6 to 3.95% molybdenum; optionally one or more of the following elements
i. 0.05 to 0.2% nickel and/orii. 0.05 to 0.2% cobalt and/oriii. 0.02 to 0.30% Cr and/oriv. 0.05 to 0.2% copper;v. at most 5 ppm H;vi. at most 0.20% V;vii. at most 0.10% Nb;viii. at most 0.20% Ti and/or Zr;ix. at most 50 ppm B;x. at most 250 ppm N;xi. at most 0.2% Al;xii. at most 0.08% S;xiii. at most 0.08% P;xiv. at most 1.5% W; and balance iron and inevitable impurities.