20NiCrMo13-4
Other Steels
Property Overview
Density-g/cm³
Elastic ModulusUnknown
Tensile Strength1400MPa
Yield StrengthUnknown
Brinell Hardness255HB
Maximum Service TemperatureUnknown
Chemical Composition
Mechanical
Rm - Tensile strength (MPa) hardening and tempering at 200
1400
Hardness
+A Soft annealed +AC Annealed to achieve spheroidization of the carbides +AR As rolled +AT Solution annealed +C Cold drawn / hard +CR Cold rolled +FP Treated to ferrite-pearlite structure and hardness range +I Isothermal annealing +LC Cold drawn / soft +M Thermo mechanical rolling +N Normalized +NT Normalized and tempered
+P Precipitation hardened +PE Peeled +QA Air quenched and tempered +QL Liquid quenched and tempered +QT Quenched and tempered +S Treated to improve shearability +SH As rolled and turned +SR Cold drawn and stress relieved +T Tempered +TH Treated to hardness range +WW Warm worked +U Untreated
Brinell hardness (HBW): (+A)
255
Brinell hardness (HBW): (+FP)
197 - 241
Brinell hardness (HBW): (+S)
277
Brinell hardness (HBW): (+TH)
207 - 255
Other
Nominal thickness (mm):
to 100
Registered Designations & Aliases
1.666020NiCrMo13-4
Standards
EN 10084 EN 10084: 2008 Case hardening steels. Technical delivery conditions