16
Table 4-1 – Mig Shielding Gas Selection
Chart-Short Arc Welding ARGON-
ARGON ARGON-
HELIUM HELIUM
CO2
C02
METAL ARGON
HELIUM MIXTURES
MIXTURES MIXTURES
AR-O2-CO2
CO2
ALUMINUM •
•
•
(HE-75) CARBON
• •
•(1)
STEEL (C-25)
OR STARGON (C-50)
OR (C-8) (4)
(C-15)
• HIGH
• STARGON
STRENGTH (A-415)
UP
TO STEELS OVER
14 GA. 14 GA.
•
COPPER (HE-75)
STAINLESS •
•
•
STEELS (C-25)
(1) (A-1025)
STARGON
NICKEL •
• •
ALLOY (90%
HE- (A-1025)
10% AR) OR
(HE-75) REACTIVE
(HE-75)
METALS •
•
•
(1) – WIRE DESIGNED FOR CO2
REQ’D.
