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Carbon Equivalency Calculator

To use the calculator, enter the values for each element, click Calculate!, and then view the results.
Carbon (C)
Manganese (Mn)
Chromium (Cr)
Molybdenum (Mo)
Vanadium (V)
Nickel (Ni)
Copper (Cu)
Long Formula:


Short Formula:


Carbon (C) is
Manganese (Mn) is



Long Formula = Mn/6 + C + (Cr + Mo + V)/5 + (Ni + Cu)/15

Short Formula = Mn/6 + C