# Welding Heat Input Formula & Calculator

V- Arc Voltage
V
A - Welding Current
A
S - Welding Speed
mm/min
Heat Input  =  0.9
CALCULATE

Welding heat input calculator - formula & step by step calculation to predict how much heat transfer while welding. Hi = A x V x 0.06/s. Welding current A in Amps, Arc voltage V in volts & the welding speed in mm/min are the key elements of this calculation.

## Formula for Welding Heat Input

The below mathematical formula is used in mechanical engineering to calculate how much heat for welding. Besides, the step by step calculation for each calculation performed by using this welding heat input calculator let the users to know how to perform such calculations manually. In the field of mechanical engineering, while working with heat transfer, sometimes it's important to analyse welding heat to finish a particular job. The above formula & step by step calculation may be useful for users to understand how the values are being used in the formula to find the heat input, however, when it comes to online for quick calculations, this welding heat calculator helps the user to perform & verify such mechanical engineering heat transfer calculations as quick as possible.