Tolerances | Size: Cold Finished

Standard (16/10 Under) Manufacturing Tolerances

Cold Finished Carbon Steel Bars
COLD DRAWN OR TURNED & POLISHED ROUNDS

undersize variations in inches

Size Range in Inches Max. Carbon Range .28% or less Max. Carbon Range over .28% to .55% incl. Max. Carbon Range to 0.55% incl., Stress Relieved or Annealed After Cold Finishing1 Max. Carbon Range Over .55% or all Grades Quenched & Tempered or Normalized and Tempered Before cold Finishing
1 ½ or under .002 .003 .004 .005
Over 1 ½ to 2 ½, incl. .003 .004 .005 .006
Over 2 ½ to 4, incl. .004 .005 .006 .007
Over 4 to 6, incl. .005 .006 .007 .008
Over 6 to 8, incl. .006 .007 .008 .009
Over 8 to 9, Incl. .007 .008 .009 .010
Over 9 .008 .009 .010 .011

 

COLD DRAWN HEXAGON

Size Range in Inches Max. Carbon Range .28% or less Max. Carbon Range over .28% to .55% incl. Max. Carbon Range to 0.55% incl., Stress Relieved or Annealed After Cold Finishing1 Max. Carbon Range Over .55% or all Grades Quenched & Tempered or Normalized and Tempered Before cold Finishing
¾ or under .002 .003 .004 .006
Over ¾ to 1 ½, incl. .003 .004 .005 .007
Over 1 ½ to 2 ½, incl. .004 .005 .006 .008
Over 2 ½ to 4, incl. .005 .006 .007 .009

 

COLD DRAWN SQUARES

Size Range in Inches Max. Carbon Range .28% or less Max. Carbon Range over .28% to .55% incl. Max. Carbon Range to 0.55% incl., Stress Relieved or Annealed After Cold Finishing1 Max. Carbon Range Over .55% or all Grades Quenched & Tempered or Normalized and Tempered Before cold Finishing
Over ¾ to 1 ½, incl. .003 .005 .006 .008
Over 1 ½ to 2 ½, incl. .004 .006 .007 .009
Over 2 ½ to 4, incl. .006 .008 .009 .011

 

COLD DRAWN FLATS
Tolerances for flats apply to thickness as well as width

width in inches

Size Range in Inches Max. Carbon Range .28% or less Max. Carbon Range over .28% to .55% incl. Max. Carbon Range to 0.55% incl., Stress Relieved or Annealed After Cold Finishing1 Max. Carbon Range Over .55% or all Grades Quenched & Tempered or Normalized and Tempered Before cold Finishing
To 2/4 incl. .003 .004 .006 .008
Over ¾ to 1 ½, incl. .004 .005 .008 .010
Over 1 ½ to 3, incl. .005 .006 .010 .012
Over 3 to 4,incl. .006 .008 .011 .016
Over 4 to 6, incl. .008 .010 .012 .020
Over 6 .013 .015

TURNED, GROUND AND POLISHED ROUNDS
COLD DRAWN, GROUND AND POLISHED ROUNDS

undersize variations in inches

Size Range in Inches Turned, Ground and Polished Rounds Cold Drawn, Ground and Polished Rounds
1 ½ and under .001 .001
Over 1 ½ to less than 2 ½ .0015 .0015
2 ½ to 3, incl. .002 .002
Over 3 to 4, incl. .003 .003
Over 4 to 6, incl. .004*
Over 6 .005*

 

*For nonresulfurized steels (steels specified to maximum sulfur limits under 0.08%) or for steels thermally treated, the tolerance is increased by .001”