Pre-heat Calculator
Pre-Heat Calculator to EN1011 Part 2 - Non Alloyed And Low Alloy Steels.
Information on how to use this page
•
Heat Input
Enter Arc Energy KJ/mm
OR
Select Welding Process
Manual Metal Arc Welding
MIG/MAG Welding
Flux Cored Arc Welding
TIG and Plasma Welding
Submerged Arc Welding
Heat Input KJ/mm =
Note, this box is not for data input.
•
Carbon Equivalent
Enter Carbon Equivalent
OR
•
Hydrogen Scale
Select Hydrogen Scale
A {MMA Rutile & Cellulosic Electrodes, Worst Case} >15ml/100g
B {MMA Basic Electrodes} 10 - 15ml/100g
C {MMA Basic Electrodes + MIG/MAG} 5 - 10ml/100g
D {TIG + MIG/MAG + MMA baked Basic Electrodes } <5ml/100g
E {Special assessment required}
•
Combined Thickness
Enter Combined Thickness mm
Note Thickness must be 2 x T for a butt weld
•
Calculate Pre-Heat
Min Pre-Heat Temperature=
°C
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Page last updated 13 April 2002