Grade X39CrMo 17-1
European Standard Steel Grade 1.4122
Corresponding Standard EN 10088-3-2014
Stainless steels-Part 3: Technical delivery condition for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
Classification Martensitic Stainless Steel
Properties Corrosion Resistance
Density 7.7 g/cm3
X39CrMo 17-1 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo
Minimum Value 0.33 - - - - 15.5 - 0.8
Maximum Value 0.45 1 1.5 0.04 0.03 17.5 1 1.3
X39CrMo 17-1 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
Impact Energy Absorption
KV2
J
Bar, rod, wire, section, bright products +A ≤900 ≤280
Bars, rods, wire, profiles, bright products; d≤60 +QT750 750~950 ≥550 (long.)
≥12
(long.)
≥15
Bars, rods, wire, profiles, bright products; 60<d≤160 +QT750 750~950 ≥550 ≥12 ≥10
Cold drawn, precision bar; d≤10 +QT750 800~1050 ≥650 ≥8
Cold drawn, precision bar; 10<d≤16 +QT750 800~1050 ≥600 ≥8
Cold drawn, precision bar; 16<d≤40 +QT750 750~1000 ≥550 ≥10 ≥14
Cold drawn, precision bar; 40<d≤63 +QT750 750~950 ≥550 ≥12 ≥14
Cold drawn, precision bar; 63<d≤160 +QT750 750~950 ≥550 ≥12 ≥10
Cold drawn, precision bar; d≤10 +A ≤1000 ≤340
Cold drawn, precision bar; 10<d≤16 +A ≤1000 ≤340
Cold drawn, precision bar; 16<d≤40 +A ≤980 ≤310
Cold drawn, precision bar; 40<d≤63 +A ≤930 ≤290
Cold drawn, precision bar; 63<d≤160 +A ≤900 ≤280
Approximate Comparison Table Martensitic Stainless Steel
International Organization for Standardization European Standard
ISO Numerical Grade EN Numerical Grade
X39CrMo17-1 4122-434-09-I X39CrMo17-1 1.4122

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