Polished micrograph section of 2 mm thick strip, annealed

Properties

Processing Thick- ness [mm] Grain size Surface hardness HV 10 Yield strength 0.2% offset N/mm² Tensile Strength N/mm² Elongation after fracture %
Hot rolled strip 6 2 - 3 94 - 99 144 346 53
Cold rolled strip 2          
Cold rolled strip, annealed 2 3 - 5 60 - 64 109 355 46
Cold rolled strip 0.2     625   1.2
Cold rolled strip, annealed 0.2     115 351 41

 

 

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