DX55D
Carbon & Non-Alloy Steels
Property Overview
Density-g/cm³
Elastic ModulusUnknown
Tensile Strength270-370MPa
Yield Strength140-240MPa
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
Mechanical
A - Min. elongation Lo = 80 mm (%)
30
R p0.2 0.2% proof strength (MPa)
140-240
Rm - Tensile strength (MPa)
270-370
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
Registered Designations & Aliases
1.0309DX55D
Standards
EN 10154 EN 10154: 2002 Continuously hot-dip aluminium-silicon (AS) coated steel strip and sheet. Technical delivery conditions
EN 10327 EN 10327: 2004 Continuously hot-dip coated strip and sheet of low carbon steels for cold forming. Technical delivery conditions
EN 10346 EN 10346: 2009 Continuously hot-dip coated steel flat products. Technical delivery conditions