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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