EN 1.4125 X105CrMo17 Steel Composition, Properties, Equivalent

EN 1.4125 X105CrMo17 steel sheets

EN 1.4125 X105CrMo17 Steel

X105CrMo17 steel or 1.4125 steel is an European standard high carbon martensitic stainless steel. Due to its high carbon, chromium and molybdenum content, it has high strength, good hardness, corrosion resistance, wear resistance, and high temperature and low temperature dimensional stability.

X105CrMo17 Steel Chemical Composition

The following table shows (1.4125) X105CrMo17 steel chemical composition

Chemical Composition (%)
StandardSteel GradeCSi (≤)Mn (≤)P (≤)S (≤)CrMoNi
EN 10088-3X105CrMo17
(1.4125)
0.95-1.201.001.000.0400.03016.00-18.000.40-0.80

Mechanical Properties of 1.4125 Steel

Material Brinell hardness: ≤285 HBW (Annealed), thickness ≤100.

Heat Treatment Specification

  • Hot forming temperature: 1100-900℃ (cooling: slow cooling)
  • Annealing temperature: 780-840℃ (cooling: furnace, air)

Equivalent Grade

European X105CrMo17, 1.4125 stainless steel equivalent to US ASTM, ISO, Asian Japanese JIS, and Chinese GB standard. (For reference)

X105CrMo17 (1.4125) steel equivalent
EuropeanUSAISOJapanChina
StandardGradeStandardGradeStandardGradeStandardGradeStandardGrade
EN 10088-3X105CrMo17;
1.4125
AISI
ASTM A276/A276M
440CISO 683-17X108CrMo17JIS G4303SUS 440CGB/T 12209Cr18Mo

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