Formulas

Houston steel plates
steel plates stacked
Houston steel processing

Weight of Carbon and Alloy Steel

Weight of Steel Plate

  • Thickness x Width x Length x .2836 = pounds

Weight of Steel Circles

  • Thickness x Diameter2 x .22274 = pounds

Weight of Steel Round Rings OD/ID

  • Thickness x (OD2 - ID2) x .22274 = pounds

Weight of Steel Round Bars

  • Diameter x 2.67026 = pounds per linear foot

 

Length of Stretch-Out for Rolled Cylinders

NOTE: Measurements are in inches. Additional plate stock may be required dependent on type of roll utilized.

Outside Diameter

  • Outside Diameter - thickness x 3.1416 = Length of Plate Required

Inside Diameter

  • Inside Diameter + thickness x 3.1416 = Length of Plate Required

 

Metric to English Conversions

Kilograms x 2.20462 = Pounds
Metric Ton x 0.90718 = Net Ton
Millimeters x 0.03937 = Inches
Meters x 3.280833 = Feet
Meters x 1.09361 = Yards
Sq. Centimeters x 0.155 = Sq. Inches
Sq. Meter x 10.76387 = Sq. Feet

 

References

Chemical Symbols

  • C = Carbon
  • Mn = Manganese
  • Si = Silicon
  • S = Sulphur
  • P = Phosphorus
  • Cr = Chromium
  • Ni = Nickel
  • Cu = Copper
  • Nb = Niobium
  • Al = Aluminium
  • V = Vanadium
  • Mo = Molybdenum
  • Ti = Titanium
  • Cb = Columbium

 

Hardness Conversion Table

(approximate)

Brinell
Hardness
(carbide ball)
Rockwell
Hardness
(C Scale)
Tensile
Strength
243 23 114000
250 25 120000
270 28 128000
285 30 136000
320 34 152000
344 37 165000
360 39 175000
390 42 195000
400 43 212000
421 45 217000
450 48 235000
481 50 257000
500 51 270000
543 54 298000
600 57  - 
650 60  - 
700 63  - 

 

 

Guage To Decimal Thickness

Guage
Number
Decimal
Thickness
Pounds
per Sq. Ft.
7 0.1793 7.500
8 0.1644 6.875
9 0.1495 6.250
10 0.1345 5.625
11 0.1196 5.000
12 0.1046 4.375
13 0.0897 3.750
14 0.0747 3.125

 

Calculators