Calculators and Tools
Handy guides of formulas, calculators and tools with various useful tables, to help you in your materials and machining requirements.

Stainless Bar Weight Formulas
We’ve done the math for you! Download the Decimal & Millimeter equivalents chart or view online. A quick helpful tool to use to speed up the calculation process for your next machining project.

Round Steel Bars
Lbs Per Lineal Foot = 2.67036 x D²

Flat Steel Bars
Lbs Per Lineal Foot = 3.4 x T x W

Square Steel Bars
Lbs Per Lineal Foot = 3.4 x D²

Hexagonal Steel Bars
Lbs Per Lineal Foot = 2.9446 x D²
Stainless Bar Weight Tolerance
Standard sizes and tolerances listed for Rounds – Hot Rolled & Rough Turned, Square & Hexagon Cold Finished, Rounds – Cold Finished.
Rounds – Hot Rolled & Rough Turned
Over 2 to 2-1/2
+1/32-0
Over 2-1/2 to 3-1/2
+3/64-0
Over 3-1/2 to 4-1/2
+1.16-0
Over 4-1/2 to 5-1/2
+5/64-0
Over 5-1/2 to 6-1/2
+1/8-0
Over 6-1/2 to 8
+5/32-0
Over 8 to 12
+3/16-0
Over 12 to 15
+7/32-0
Over 15 to 20
+1/4-0
Square & Hexagon Cold Finished
Under 5/16
+.000 – .002
5/16 to Under 1/2
+.000 – .004
1/2 to 1 Incl.
+.000 – .004
Over 1 to 2 Incl.
+.000 – .006
Over 2 to 3 Incl.
+.000 – .008
Over 3
+.000 – .011
Rounds – Cold Finished
Under 5/16
+/-.001
5/16 to Under 1/2
+/-.0015
1/2 to Under 1
+/-.002
1 to Under 1-1/2
+/-.0025
1-1/2 to 4 Incl.
+/-.005
Over 4 to 4-1/2 Incl.
+/-.005
Over 4-1/2 to 6 Incl.
+/-.008
Decimal & Millimeter Equivalents – download the conversion chart.
Fraction – Decimal
We’ve done the math for you! Download the Decimal & Millimeter equivalents chart or view online. A quick helpful tool to use to speed up the calculation process for your next machining project.