Hobart Handler 175 User Manual

OM-944 Page 37
7-16. Common MIG Shielding Gases
This is a general chart for common gases and where they are used. Many different combinations (mixtures) of
shielding gases have been developed over the years. The most commonly used shielding gases are listed in the
following table.
Application
Gas
Spray Arc Steel Short Circuiting Steel
Short Circuiting
Stainless Steel
Short Circuiting
Aluminum
Argon All Positions
Argon + 25% CO
2
Flat & Horizontal
1
Fillet All Positions All Positions
2
CO
2
Flat & Horizontal
1
Fillet All Positions
Tri-Mix
3
All Positions
1 Globular Transfer
2 Single Pass Welding Only
3 90% HE + 7-1/2% AR + 2-1/2% CO
2

Hobart Handler 175 Specifications

General

Input Voltage	230 V
Duty Cycle	30% at 130 A
Welding Processes	MIG (GMAW), Flux-Cored (FCAW)
Input Current	20 A
Input Phase	Single-phase
Input Frequency	60 Hz
Welding Amperage Range	25 - 175 A
Wire Feed Speed Range	40 - 700 IPM
Wire Size Capacity	4 or 8 inch spools
Output Current Range	30-175A
Wire Size Range	0.023-0.045 in