W-Nr 1.4031 Knife Steel
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1.4031(W-Nr) - German steel, low carbon stainless. According to the manufacturer equivalent of AISI 420 steel, but it's not really the same, quite different Mn, no Mo, etc...

Manufacturing Technology - Ingot

Country - Germany(DE)

• W-Nr 1.4031 and equivalent steel knives reviews
  • 420 steel - United Cutlery Tomahawk Tanto knife review

• Standard Specs
  • AFNOR - Z40C14*
  • AISI - 420*
  • BS - X39Cr13
  • CSN - 17024
  • DIN - X40Cr13
  • DIN - X39Cr13
  • EN - X38Cr13
  • EN - X39Cr13
  • GB - 4Cr13
  • GB - 40Cr13
  • GB - YTG136
  • GOST - 40CH13
  • GOST - 40X13
  • GOST - 40KH13
  • JIS - SUS420J2*
  • MSZ - KO13
  • STAS - 40Cr130
  • UNE - F.3404
  • UNS - S42000*

• Proprietary Equivalents
  • Ahonest Changjiang - 4Cr13Mo
  • Bohler-Uddeholm - N540*
  • Breda - Breda CMC
  • Osto Wolff - Korronit-H
  • Trinec - 40Cr13

^* - Listed as an equivalent or replacement for alloys in this group.