CO2 gas-shielded solid welding Wire AWS ER70S-7

Good welding workmanship, stable arc, little spatter, quick wire melting, strong anti-rust, suitable for all position weld.
Product Name
CO2 gas-shielded solid welding Wire
Product No.
MHAE421-WW004
Standard
GB
AWS
JIS
DIN
ER49-1
AWS A5.18 ER70S-7


Welding Wire Type
Carbon Steel and Low Alloy Steel Welding Wires
Welding Position
F,V,
OH,H
Chemical Composition of Deposited Metal (%)

Chemical Composition
C
Mn
Si
S
P
Cr
Ni
Mo
Cu
other
Guarantee
0.08
1.97
0.72
0.019
0.02
0.02
0.021
—
0.2
≤0.5
Mechanical Properties of Deposited Metal
Test Item
Yield Point
ReL (MPa)
Tensile Strength
Rm (MPa)
Elongation A 4(%)
Akv1(J)Tem
Shield Gas
Temp. (°C)
Joule
Guarantee
425
545
30
25
135
CO2
Reference Current (AC/DC)

Diameter(mm)
0.8
1.0
1.2
1.6
Welding Current(A)
40-140
50-220
80-350
170-550
Application
Single-pass & multi-pass welding for structures fabricated by 500MPa tensile strength carbon steels or low alloy steels.
Crack resistance of weld is satisfactory.