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