welding consumables

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Brand Name
GB
AWS A5.18
Welding
Position
Type of
Current
Shield Gas
Chemical Composition of Deposit Metal%
Mechanical Performance of Deposit Metal
Application
C
Si
Mn
S
P
Cr
Ni
Mo
Cu
b
Mpa(kgf/mm
2
)
s
Mpa(kgf/mm
2
)
δs(%)
Impact Work AKV
J
DF.ER49-1
ER49-1
F.V.OH.H
DC
+
CO
2
≤0.11
0.65-0.95
1.80-2.10
≤0.03
≤0.030
≤0.20
≤0.50
≥490
≥372
≥20
Welding of low carbon steel and some low alloy steel structures.
DF.ER49-G
ER49-G
ER70S-G
F.V.OH.H
DC
+
CO
2
≤0.15
0.55-1.10
1.40-1.90
≤0.03
≤0.03
≥490
≥390
≥22
DF.ER50-6
ER50-6
ER70S-6
F.V.OH.H
DC
+
CO
2
O
2
=Ar
0.06-0.15
0.80-1.15
1.40-1.85
0.025
≤0.035
≤0.50
Ti0.10-0.14
≥500
≥420
≥22
Welding of carbon steels and 500N/mm
2
high tensile steels.
DF.ER59-G
F.V.OH.H
DC
+
CO
2
0.04-0.07
0.0-0.6
1.3-1.6
≤0.03
≤0.03
0.6-0.9
0.3-0.6
≥590
≥450
≥16
Welding of carbon steels and 59ON/mm
2
high tensile steels.
DF.H0Cr21Ni10
H0Cr21Ni10
A5.9 ER308
F.V.OH.H
DC
Ar
0.039
0.35
1.75
0.023
0.01
20.12
9.47
605
41
Welding of important 0Crl9NillTi stainless steels structures working below 300.
DF.H00Cr21Ni10
H00Cr21Ni10
A5.9 ER308L
F.V.OH.H
DC
Ar
0.025
0.43
1.63
0.022
0.009
20.05
10.2
575
42
Welding of 0Cr19Ni11 and 0CrlgNil0 stainless steels structures, such as equipments for synthetic fibres, fertilizer and oil. etc.
DF.H0Cr20Ni10Ti
H0Cr20Ni10Ti
A5.9 ER321
F.V.OH.H
DC
Ar
0.026
0.42
1.49
0.023
0.014
19.22
9.78
Ti0.77-0.65
592
40
Welding of important 0Crl9Nil 1Ti stainless steels structures.
DF.H0Cr20Ni10Nb
H0Cr20Ni10Nb
A5.9 ER347
F.V.OH.H
DC
Ar
0.04
0.41
1.62
0.021
0.011
20.36
9.91
Ti0.77-0.65
627
41