Guide to AWS A5.20: Carbon steel wires for FCAW
Designates
an electrode.
E
Indicates primary welding positions.
0 =flat and horizontal
1 =all positions
7
Indicates a
cored wire.
1
T
Yield Strength
min. MPa
Elongation
min. %
Impact Energy
Charpy-V
J/°C
E 7xT-1C, -1M
E 7xT-2C, -2M
E 7xT-3
E 7xT-4
490 - 670
490 min
490 min
490 - 670
390
Not specified
Not specified
390
22
Not specified
Not specified
22
27 / –20
Not specified
Not specified
Not specified
E 7xT-5C, -5M
490 - 670
390
22
27 / –30
E 7xT-6
E 7xT-7
E 7xT-8
E 7xT-9C, -9M
E 7xT-10
E 7xT-11
E 7xT-12C, -12M
E 6xT-13
E 7xT-13
E 7xT-14
E 6xT-G
E 7xT-G
E 6xT-GS
E 7xT-GS
490 - 670
490 - 670
490 - 670
490 - 670
490 min
490 - 670
490 - 620
430 min
490 min
490 min
430 - 600
490 - 670
430 min
490 min
390
390
390
390
Not specified
390
390
Not specified
Not specified
Not specified
330
390
Not specified
Not specified
22
22
22
22
Not specified
22
22
Not specified
Not specified
Not specified
22
22
Not specified
Not specified
27 / –30
Not specified
27 / –30
27 / –30
Not specified
Not specified
27 / –30
Not specified
Not specified
Not specified
Not specified
Not specified
Not specified
Not specified
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-12
-13
-14
-G
-GS
75-80% Ar/Co2
CO2
Self-shield
M
Indicates usability and
performance capabili ties.
Tensile Strength
MPa
Suffix
Designation
M
C
None
-1
Indicates min. tensile strength in 10 ksi units.
(10 ksi =10.000psi ~69 Mpa)
AWS
Classification
Suffix
Shielding gas
Multiple-pass
Single-pass
Flux type
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
DC +pol
DC +pol
DC +pol
DC +pol
DC +/– pol
DC +pol
DC – pol
DC – pol
DC +pol
DC – pol
DC – pol
DC +pol
DC – pol
DC – pol
Not specified
Not specified
X
X
X
X
X
X
X
X
X
X
X
Not specified
Not specified
277
X