Guide to AWS A5.28: Low-alloy Steel Electrodes and Rods for Gas

Shiel ded Arc We lding

AWS

Classification

ER70S-A1

ER80S-B2

ER70S-B2L

ER90S-B3

C

Mn

0.12

1.30

Si

P

Chemical composition of solid wire or rod, wt % *

S

Ni

Cr

Mo

V

Zr

Al

–

Cu

Other

elements

total

0.35 0.50

0.3-0.70 0.025 0.025

0.20

0.40-0.65

–

–

–

0.07-0.12 0.40-0.70 0.40-0.70 0.025 0.025

0.20

1.20-1.50 0.40-0.65

–

–

–

–

0.35

0.50

0.20

1.20-1.50 0.40-0.65

–

–

–

–

0.35

0.50

0.05

0.40-0.70 0.40-0.70 0.025 0.025

0.07-0.12 0.40-0.70 0.40-0.70 0.025 0.025

–

Ti

0.20

2.30-2.70 0.90-1.20

–

–

–

–

0.35

0.50

ER80S-B3L

0.05

0.40-0.70 0.40-0.70 0.025 0.025

0.20

2.30-2.70 0.90-1.20

–

–

–

–

0.35

0.50

ER80S-B6

0.10

0.40-0.70

0.50

0.025 0.025

0.6

4.50-6.00 0.45-0.65

–

–

–

–

0.35

0.50

ER80S-B8

0.10

0.40-0.70

0.50

0.025 0.025

0.5

8.00-10.5 0.8-1.2

–

–

–

–

0.35

0.50

ER90S-B9

0.07-0.13

1.20

0.15-0.50 0.010 0.010

0.80

8.00-10.50 0.85-1.20 0.15-0.30

ER80S-Ni1

0.12

1.25

0.40-0.80 0.025 0.025 0.80-1.10

0.15

0.35

0.05

–

–

–

0.35

0.50

ER80S-Ni2

0.12

1.25

0.40-0.80 0.025 0.025 2.00-2.75

–

–

–

–

–

–

0.35

0.50

ER80S-Ni3

0.12

1.25

0.40-0.80 0.025 0.025 3.00-3.75

–

–

–

–

–

–

0.35

0.50

–

0.40-0.60

–

–

–

–

0.5 0.50

–

–

–

0.5 0.50

ER80S-D2

0.7-0.12 1.60-2.10 0.50-0.80 0.025 0.025

0.15

ER90S-D2

0.7-0.12 1.60-2.10 0.50-0.80 0.025 0.025

0.15

0.04 0.20

0.50

–

0.40-0.60

–

ER100S-1

0.08

1.25-1.80 0.20-0.55 0.010 0.010 1.40-2.10

0.30

0.25-0.55

0.05

0.10 0.10 0.10 0.25

0.50

ER110S-1

0.09

1.40-1.80 0.20-0.55 0.010 0.010 1.90-2.60

0.50

0.25-0.55

0.04

0.10 0.10 0.10 0.25

0.50

ER120S-1

0.10

1.40-1.80 0.25-0.60 0.010 0.010 2.00-2.80

0.60

0.30-0.65

0.03

0.10 0.10 0.10 0.25

0.50

Not specified

ERXXS-G

* Single values shown in the table are maximum values.

AWS

Classification

E80C-B2

E70C-B2L

E90C-B3

E80C-B3L

C

Mn

Si

Chemical composition of weld metal from metal cored wire, wt % *

P

S

Ni

Cr

Mo

V

Ti

0.20

1.00-1.50 0.40-0.65

0.03

–

–

–

-

Other

elements

total

0.50

0.40-1.00 0.25-0.60 0.025 0.030

0.20

1.00-1.50 0.40-0.65

0.03

–

–

–

0.35

0.50

0.05-0.12 0.40-1.00 0.25-0.60 0.025 0.030

0.20

2.00-2.50 0.90-1.20

0.03

–

–

–

0.35

0.50

0.20

2.00-2.50 0.90-1.20

0.03

–

–

–

0.35

0.50

0.05-0.12 0.40-1.00 0.25-0.60 0.025 0.030

0.05

0.05

0.40-1.00 0.25-0.60 0.025 0.030

Zr

Al

Cu

E80C-B6

0.10

0.40-1.00 0.25-0.60 0.025 0.025

0.60

4.50-6.00 0.45-0.65

0.03

–

–

–

0.35

0.50

E80C-B8

0.10

0.40-1.00 0.25-0.60 0.025 0.025

0.20

8.00-10.50 0.80-1.20

0.03

–

–

–

0.35

0.50

E90C-B9

0.08-0.13

1.20**

0.50

0.020 0.015

E80C-Ni1

0.12

1.50

0.90

0.025 0.030 0.80-1.10

0.80** 8.00-10.50 0.85-1.20 0.15-0.30 –

–

0.30

0.03

–

– 0.04

0.20

0.50

–

0.35

0.50

–

E70C-Ni2

0.08

1.25

0.90

0.025 0.030 1.75-2.75

–

–

0.03

–

–

–

0.35

0.50

E80C-Ni2

0.12

1.50

0.90

0.025 0.030 1.75-2.75

–

–

0.03

–

–

–

0.35

0.50

E80C-Ni3

0.12

1.50

0.90

0.025 0.030 2.75-3.75

–

–

0.03

–

–

–

0.35

0.50

E90C-D2

0.12

1.00-1.90

0.90

0.025 0.030

–

0.40-0.60

0.03

–

–

–

0.35

0.50

0.50

–

E90C-K3

0.15

0.75-2.25

0.80

0.025 0.025 0.50-2.50

0.15

0.25-0.65

0.03

–

–

–

0.35

E100C-K3

0.15

0.75-2.25

0.80

0.025 0.025 0.50-2.50

0.15

0.25-0.65

0.03

–

–

–

0.35

0.50

E110C-K3

0.15

0.75-2.25

0.80

0.025 0.025 0.50-2.50

0.15

0.25-0.65

0.03

–

–

–

0.35

0.50

E110C-K4

0.15

0.75-2.25

0.80

0.025 0.025 0.50-2.50 0.15-0.65 0.25-0.65

0.03

–

–

–

0.35

0.50

E120C-K4

0.15

0.75-2.25

0.80

0.025 0.025 0.50-2.50 0.15-0.65 0.25-0.65

0.03

–

–

–

0.35

0.50

E80C-W2

0.12

0.50-1.30 0.35-0.80 0.025 0.030 0.40-0.80 0.45-0.70

0.03

–

–

– 0.30-0.75 0.50

EXXC-G

* Single values shown in the table are maximum values.

–

Not specified

** Max 1.50% of Mn and Ni in total.

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