COLD ROLLED 1008/1010 STEEL Physical & Chemical Properties

Cold Rolled 1008/1010 Steel Physical Properties
ASTM A1008
Temper Designation Alloy
Dead Soft DS Type - B 1008
Commercial Quality CS Type - B 1008/1010
1/4 Hard   1008/1010
1/2 Hard   1008/1010
Full Hard   1008/1010


Cold Rolled Strip Steel Physical Properties
ASTM A109
Temper Bend Test Requirement
Hard Not required to make bends in any direction
Half-Hard Bend 90 degrees transverse around a radius equal to that of the thickness.
Quarter-Hard Bend 180 degrees transverse over one thickness of the strip and 90 degrees longitudinal around a radius equal to the thickness.
Commerical Quality Bend flat upon itself in any direction.
Dead-Soft Bend flat upon itself in any direction.


Cold Rolled Strip Steel Physical Properties
Temper Thickness   Rockwell Hardness
   Under Through Minimum Maximum (approx)
No. 1 - Hard 0.025 *** 15T90 ****
  0.040 0.025 30T76 ****
  0.070 0.040 B90.0 ****
  0.300 0.07 B84.0 ****
No. 2 Half-Hard 0.025 *** 15T83.5 15T88.5
  0.040 0.025 30T63.5 30T73.5
  0.300 0.040 B70.0 B85
No. 3 Quarter-Hard 0.025 *** 15T80 15T85
  0.040 0.025 30T56.5 30T67
  0.300 0.040 B60 B75
No. 5 Skin-Rolled 0.025 *** *** 15T78.5
  0.040 0.025 *** 30T53
  0.300 0.040 *** B55


Cold Rolled 1008/1010 Chemical Composition
ASTM A1008
Designation C Mn P S Al Si Cu Ni Cr Mo V Cb Ti N B
CS Type A 0.10 0.60 0.030 0.035 - - 0.20 0.20 0.15 0.06 0.008 0.008 0.025 - -
CS Type B 0.02-0.015 0.60 0.030 0.035 - - 0.20 0.20 0.15 0.06 0.008 0.008 0.025 - -
CS Type C 0.08 0.60 0.10 0.035 - - 0.20 0.20 0.15 0.06 0.008 0.008 0.025 - -
DS Type A 0.08 0.50 0.020 0.030 0.01 min - 0.20 0.20 0.15 0.06 0.008 0.008 0.025 - -
DS Type B 0.02-0.08 0.50 0.020 0.030 0.02 min - 0.20 0.20 0.15 0.06 0.008 0.008 0.025 - -
DDS 0.06 0.50 0.020 0.025 0.01 min - 0.20 0.20 0.15 0.06 0.008 0.008 0.025 - -
EDDS 0.02 0.40 0.020 0.020 0.01 min - 0.10 0.10 0.15 0.03 0.10 0.10 0.15 - -
Note: All values referenced are max unless otherwise specified

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