HC300B
Carbon & Non-Alloy Steels
Property Overview
Density-g/cm³
Elastic ModulusUnknown
Tensile Strength400-480MPa
Yield Strength300-360MPa
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
Mechanical
A - Min. elongation Lo = 80 mm (%)
26
R p0.2 0.2% proof strength (MPa)
300-360
Rm - Tensile strength (MPa)
400-480
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
1.0444HC300B
Standards
EN 10268 EN 10268: 2006 Cold rolled steel flat products with high yield strength for cold forming. Technical delivery conditions