Standard & Typical Chemical Composition of Deposited Metal (%)
Standard & Typical Mechanical Properties of Deposited Metal
Applications
C
Mn
Si
S
P
Cr
Ni
Mo
V
Cu
Postweld Condition
Yield Point
ReL (MPa)
Tensile Strength
Rm (MPa)
Elongation A4 (%)
Akv Value (J)
CHE107
BS EN 757-E 89 2 Z B T ISO 18275-A-E 89 2 Z B T
F,V,
OH,H
DC+
≤0.20
0.068
≥1.00
1.92
≤0.80
0.31
≤0.015
0.009
≤0.020
0.015
≥0.30
0.98
≥1.00
2.19
≥0.30
0.845
≥0.05
0.074
—
PWHT 520℃X1h
≥880
940
≥980
1,080
≥12
14
-20℃ ≥27 45
Suitable for welding structures fabricated by 980MPa grade low alloy,high
tensile strength steels, e.g. 30CrMoSi,35CrMo, etc.
CHE107Cr
BS EN 757-E 89 Z Z B T ISO 18275-A-E 89 Z Z B T
F,V,
OH,H
DC+
≤0.15
0.078
≥1.00
1.75
0.30-0.70
0.45
≤0.035
0.010
≤0.035
0.017
1.50-2.20
1.85
—
0.40-0.80
0.62
0.08-0.16
0.12
—
Quenching 880℃ tempering 520℃
≥890
960
≥980
1,080
≥12
14
—
Suitable for welding structures fabricated by 980MPa grade low alloy,high
tensile strength steels, e.g. 30CrMoSi,35CrMo, etc.
CHE505
AWS A5.5 E7011-G BS EN ISO 2560-B-E 49 11-1 A
VD,F,
OH,H
AC or DC
—
0.098
≥1.00
0.67
≥0.80
0.20
≤0.03
0.024
≤0.03
0.024
≥0.30
0.018
≥0.50
0.005
≥0.20
0.50
≥0.10
0.011
≥0.20
0.20
AW
≥390
425
≥490
530
≥22
30
— -30℃
78
Suitable for vertical down welding structures made of carbon steels and low
alloy steels, e.g. pipes.
CHE505G
AWS A5.5 E7010-G BS EN ISO 2560-B-E 49 10-1 A
VD,F, OH,H
DC+
—
0.098
≥1.00
0.40
≥0.80
0.11
≤0.03
0.016
≤0.03
0.017
≥0.30
0.018
≥0.50
0.004
≥0.20
0.49
≥0.10
0.010
≥0.20
0.21
PWHT 620℃X1h
≥390
420
≥490
535
≥22
28
— -30℃
81
It is suitable for root passes, hot passes, filler and cover passes as well
as for capping welding.
CHE505GX
AWS A5.5 E7010-P1 BS EN ISO 2560-B-E 49 10-G A
VD,F, OH,H
DC+
≤0.20
0.11
≤1.20
0.57
≤0.60
0.31
≤0.03
0.009
≤0.03
0.013
≤0.030
0.017
≤1.00
0.10
≤0.50
0.432
≤0.10
0.010
—
AW
≥415
470
≥490
540
≥22
22
-30℃ ≥27 50
It is suitable for vertical down welding and backing welding for root
passes, hot passes, filler and cover passes as well as for capping of high
press pipelines and similar structures.
CHE505Mo
AWS A5.5 E7010-A1 BS EN ISO 2560-B-E 49 10-1M3 P
VD,F, OH,H
DC+
≤0.12
0.074
≤0.60
0.33
≤0.40
0.11
≤0.03
0.010
≤0.03
0.009
—
—
0.40-0.65
0.48
—
—
PWHT 620℃X1h
≥390
470
≥490
580
≥22
24
— -20℃
70
It is suitable for root passes, hot passes, filler and cover passes welding
as well as for capping welding.
CHE506NiLH
AWS A5.5 E7016-G BS EN ISO 2560-B-E 49 16-G P H5
F,V,
OH,H
AC≥70V
or DC+
—
0.070
≥1.00
1.12
≥0.80
0.54
≤0.03
0.007
≤0.03
0.018
≥0.30
0.014
≥0.50
0.50
≥0.20
0.004
≥0.10
0.012
≥0.20
0.22
PWHT 620℃X1h
≥390
450
≥490
550
≥22
30
-30℃ ≥27 158
Welding important mild steel and low alloy steel structures, such as
offshore drilling platforms, bridges, high pressure vessels, ships, etc.
CHE507NiLH
AWS A5.5 E7015-G BS EN ISO 2560-B-E 49 15-G P H5
F,V,
OH,H
DC+
—
0.077
≥1.00
1.40
≥0.80
0.50
≤0.03
0.011
≤0.03
0.018
≥0.30
0.028
≥0.50
0.51
≥0.20
0.001
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥390
450
≥490
550
≥22
30
— -20℃ 110
Welding important mild steel and low alloy steel structures, such as
bridges,offshore drilling platforms and high pressure vessels etc.
CHE507RH
AWS A5.5 E7015-G BS EN ISO 2560-B-E 49 15-Ni P H5
F,V,
OH,H
DC+
—
0.080
≥1.00
1.36
≥0.80
0.47
≤0.03
0.010
≤0.03
0.010
≥0.30
0.025
≥0.50
0.50
≥0.20
0.001
≥0.10
0.012
≥0.20
0.11
PWHT 620℃X1h
≥390
430
≥490
530
≥22
32
— -40℃
130
For welding important projects of boilers, high pressure vessels, bridges,
skyscrapers,offshore drilling platforms as well as nuclear structures.
CHE507SH
ASME SFA-5.5 E7015-G
BS EN ISO 2560-B-E 49 15-G P
VD,F, OH,H
DC+
—
0.082
≥1.00
1.44
≥0.80
0.47
≤0.03
0.007
≤0.03
0.008
≥0.30
0.023
≥0.50
0.013
≥0.20
0.001
≥0.10
0.010
≥0.20
0.016
PWHT 620℃X2h
≥390
380
≥490
510
≥22
32
— -30℃ 150
Suitable for fabricating special high pressure vessels that made by low
alloy steels of 16MnR (HIC), such as high temperature separators,
circulators of liquid hydrogen, oil & gas transmission pipe lines and so on.
CHE507SHA
AWS A5.5 E7015-G BS EN ISO 2560-B-E 49 15-G P
VD,F, OH,H
DC+
—
0.082
1.0-1.6
1.35
0.20-0.60
0.32
≤0.005
0.004
≤0.010
0.008
≥0.30
0.023
≥0.20
0.013
≥0.10
0.001
≥0.025
0.010
—
PWHT 620℃X2h
≥305
380
470-590
510
≥20
32
-30℃ ≥34 150
Suitable for fabricating special high pressure vessels that made by low
alloy steels of 16MnR (HIC), such as high temperature separators,
circulators of liquid hydrogen, oil & gas transmission pipe lines and so on.
CHE508Ni
AWS A5.5 E7018-G ISO 2560-B-E 49 18-G P
F,V,
OH,H
AC≥70V
or DC+
—
0.067
≥1.00
1.30
≥0.80
0.50
≤0.03
0.008
≤0.03
0.012
≥0.30
0.012
≥0.50
1.20
≥0.20
0.003
≥0.10
0.010
≥0.20
0.015
PWHT 620℃X1h
≥390
470
≥490
580
≥22
28
— -40℃
100
Welding low alloy steel structures with corresponding tensile strength.
CHE555G
AWS A5.5 E8010-G BS EN ISO 2560-B-E 55 10-G A
VD,F, OH,H
DC+
—
0.13
≥1.00
0.66
≥0.80
0.27
≤0.03
0.010
≤0.03
0.014
≤0.30
0.041
≥0.50
0.50
≥0.20
0.31
≥0.10
0.012
≥0.20
0.12
AW
≥460
470
≥550
580
≥19
25
— -30℃ 60
Suitable for fabricating huge diameter pipelines made by X70 or X75 grade
steels.
CHE555GX
AWS A5.5 E8010-P1 BS EN ISO 2560-B-E 55 10-P1 A
VD,F, OH,H
DC+
≤0.20
0.099
≤1.20
0.60
≤0.60
0.18
≤0.030
0.012
≤0.030
0.011
≤0.30
0.013
≤1.00
0.642
≤0.50
0.43
≤0.10
0.010
—
AW
≥460
510
≥550
600
≥19
22
-30℃ ≥27 60
Suitable for fabricating huge diameter pipelines made by X70 or X80 grade
steels.
CHE557
AWS A5.5 E8015-G BS EN ISO 2560-B-E 55 15-G P
F,V,
OH,H
DC+
—
0.075
≥1.00
1.25
≥0.80
0.50
≤0.03
0.012
≤0.03
0.018
≥0.30
0.005
≥0.50
0.003
≥0.20
0.003
≥0.10
0.010
≥0.20
0.016
PWHT 620℃X1h
≥460
480
≥550
590
≥19
24
— -40℃
100
Welding medium carbon steel structures and low alloy steel structures.
CHE557GX
AWS A5.5 E8015-G BS EN ISO 2560-B-E 55 15-G P
F,V,
OH,H
DC+
—
0.077
≥1.00
1.42
≥0.80
0.29
≤0.03
0.004
≤0.03
0.016
≥0.30
0.030
≥0.50
0.004
≥0.20
0.001
≥0.10
0.010
≥0.20
0.026
AW
≥460
490
≥550
600
≥19
26
— -20℃
175
For welding pipelines made of X65 steel and structures fabricated by
low S & P and low temperature toughness steels.
CHE557MoV
AWS A5.5 E8015-G BS EN ISO 2560-B-E 55 15-G P
F,V,
OH,H
DC+
—
0.075
≥1.00
1.60
≥0.80
0.22
≤0.03
0.012
≤0.03
0.014
≥0.30
0.033
≥0.50
0.005
≥0.20
0.30
≥0.10
0.037
≥0.20
0.030
PWHT 620℃X1h
≥460
540
≥550
630
≥19
24
— -40℃
64
Mainly used for fabricating hull of huge hydraulic turbine at site as well
as welding high cracking resistance structures.
CHE557Ni
AWS A5.5 E8015-G BS EN ISO 2560-B-E 55 15-G P
F,V,
OH,H
DC+
—
0.069
≥1.00
1.25
≥0.80
0.25
≤0.03
0.013
≤0.03
0.018
≥0.30
0.007
≥0.50
0.90
≥0.20
0.002
≥0.10
0.011
≥0.20
0.010
PWHT 620℃X1h
≥460
510
≥550
610
≥19
26
— -50℃
82
Used for welding structures made by median carbon steel as well as low alloy
steels, such as pressure vessels, bridges etc.
CHE557RH
AWS A5.5 E8015-G BS EN ISO 2560-B-E 55 15-G P
F,V,
OH,H
DC+
—
0.075
≥1.00
1.25
≥0.80
0.22
≤0.03
0.008
≤0.03
0.016
≥0.30
0.023
≥0.50
0.76
≤0.20
0.20
≥0.10
0.018
≥0.20
0.020
PWHT 620℃X1h
≥460
500
≥550
590
≥19
26
— -40℃ 120
For welding structures of pressure vessels, bridges, water-guiding pipes of
hydro-electic power station as well as steel structures of ocean project.
CHE558
AWS A5.5 E8018-G BS EN ISO 2560-B-E 55 18-G P
F,V,
OH,H
AC≥70V
or DC+
—
0.080
≥1.00
1.12
≥0.80
0.30
≤0.03
0.012
≤0.03
0.030
≥0.30
0.010
≥0.50
0.09
≥0.20
0.003
≥0.10
0.015
≥0.20
0.010
PWHT 620℃X1h
≥460
455
≥550
575
≥19
27
— -40℃
98
Suitable for welding structures fabricated by medium carbon steels as well
as low alloy steel, such as 15MnT,15MnV, etc.
CHE558GX
AWS A5.5 E8018-P2 BS EN ISO 2560-B-E 55 18-G A
F,V,
OH,H
AC≥70V
or DC+
≤0.12
0.079
0.90-1.70
1.43
≤0.80
0.34
≤0.03
0.003
≤0.03
0.016
≤0.20
0.030
≤1.00
0.023
≤0.50
0.001
≤0.05
0.010
—
AW
≥460
520
≥550
620
≥19
21
-30℃ ≥27 130
For welding pipelines made of X65, X70 steel and structures fabricated by
low S & P and low temperature toughness steels.
CHE558Ni
AWS A5.5 E8018-C3 BS EN ISO 2560-B-E 55 18-N2 A
VD,F, OH,H
AC≥70V
or DC+
≤0.12
0.069
0.40-1.25
1.05
≤0.80
0.63
≤0.03
0.010
≤0.03
0.015
≤0.15
0.029
0.80-1.10
0.96
≤0.35
0.22
≤0.05
0.010
—
AW
470-550
520
≥550
630
≥24
26
-40℃ ≥27 95
Suitable for welding structures made by same grade low alloy steels, such as
15MnTi,15MnV, etc.
CHE60
AWS A5.5 E9015-G ISO 18275-B-E 62 15-3M2 P
F,V,
OH,H
DC+
—
0.084
≥1.00
1.55
≥0.80
0.50
≤0.03
0.021
≤0.03
0.011
≥0.30
0.031
≥0.50
0.008
≥0.20
0.34
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥530
580
≥620
680
≥17
25
— -30℃
90
Welding medium carbon steel and low alloy steel structures with
corresponding tensile strength, e.g. ships.
CHE606
AWS A5.5 E9016-G ISO 18275-B-E 59 16-3M2 P
F,V,
OH,H
AC≥70V
or DC+
—
0.072
≥1.00
1.58
≥0.80
0.47
≤0.03
0.009
≤0.03
0.018
≥0.30
0.013
≥0.50
0.08
≥0.20
0.34
≥0.10
0.016
≥0.20
0.012
PWHT 620℃X1h
≥530
590
≥620
680
≥17
24
— -30℃
80
Welding medium carbon steel and low alloy high tensile steel structures with
corresponding grade in strength, AC can be used in cases where no DC welding
set is available.
CHE607
AWS A5.5 E9015-G ISO 18275-B-E 62 15-3M2 P
F,V,
OH,H
DC+
—
0.084
≥1.00
1.55
≥0.80
0.50
≤0.03
0.011
≤0.03
0.021
≥0.30
0.031
≥0.50
0.008
≥0.20
0.34
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥530
580
≥620
680
≥17
25
— -30℃
90
Welding medium carbon steel and low alloy steel structures with
corresponding grade strength.
CHE607CG
AWS A5.5 E9015-G ISO 18275-B-E 59 15-N1M1 P
F,V,
OH,H
DC+
—
0.072
≥1.00
1.51
≥0.80
0.35
≤0.03
0.005
≤0.03
0.012
≥0.30
0.031
≥0.50
1.00
≥0.20
0.24
≥0.10
0.010
≥0.20
0.010
PWHT 580℃X2.5h
≥530
550
≥620
650
≥17
25
— -30℃
90
It is suitable for welding 590MPa grade flawless steels especially widely be
used on the huge petroleum storage tanks.
CHE607GX
AWS A5.5 E9015-G ISO 18275-B-E 62 15-3M2 A
F,V,
OH,H
DC+
—
0.079
≥1.00
1.38
≥0.80
0.30
≤0.03
0.004
≤0.03
0.014
≥0.30
0.028
≥0.50
0.08
≥0.20
0.010
≥0.10
0.010
≥0.20
0.030
AW
≥530
510
≥620
630
≥17
24
— -20℃
160
For welding pipelines made of X70 steel and structures fabricated by low S &
P and low temperature toughness steels.
CHE607Ni
AWS A5.5 E9015-G ISO 18275-B-E 62 15-G P
F,V,
OH,H
DC+
—
0.080
≥1.00
1.50
≥0.80
0.50
≤0.03
0.011
≤0.03
0.019
≥0.30
0.026
≥0.50
0.90
≥0.20
0.35
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥530
580
≥620
680
≥17
24
— -30℃
90
For welding important structures such as hull of nuclear reactor, steam
generator of boilers, chemical containers, etc.
CHE607NiR
ASME SFA-5.5 E9015-G ISO 18275-B-E 62 15-G P
F,V,
OH,H
DC+
≤0.12
0.075
≥1.00
1.58
≥0.80
0.43
≤0.015
0.010
≤0.020
0.010
—
≥0.50
0.94
≥0.20
0.32
—
—
PWHT 620℃X1h
≥490
560
590-690
660
≥20
25
-50℃ ≥54 76
Suitable for high pressure vessels with equivalent tensile strength.
CHE607RH
ASME SFA-5.5 E9015-G ISO 18275-B-E 62 15-G P H5
F,V,
OH,H
DC+
—
0.072
≥1.00
1.51
≥0.80
0.35
≤0.03
0.008
≤0.03
0.014
≥0.30
0.008
≥0.50
1.00
≥0.20
0.24
≥0.10
0.009
≥0.20
0.010
PWHT 620℃X1h
≥530
550
≥620
650
≥17
25
— -50℃
80
For welding structures of pressure vessels, bridges, water-guiding pipes of
hydro-electic power station as well as steel structures of ocean project,
especially in good match with steel CF60 & CF62.
CHE608
AWS A5.5 E9018-G ISO 18275-B-E 62 18-G P
F,V,
OH,H
AC≥70V
or DC+
—
0.070
≥1.00
1.45
≥0.80
0.44
≤0.03
0.013
≤0.03
0.015
≥0.30
0.010
≥0.50
0.025
≥0.20
0.33
≥0.10
0.010
≥0.20
0.013
PWHT 620℃X1h
≥530
550
≥620
640
≥17
24
— -30℃
90
Suitable for welding structures fabricated by medium carbon steels as well
as low alloy steels, such as 15MnVN, etc.
CHE62CFLH
AWS A5.5 E9015-G BS EN ISO 2560-B-E 62 15-G P H5
F,V,
OH,H
DC+
—
0.056
≥1.00
1.46
≥0.80
0.30
≤0.03
0.010
≤0.03
0.020
≥0.30
0.030
≥0.50
0.98
≥0.20
0.35
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥530
560
≥620
655
≥17
25
— -20℃
119
Mainly for Fabricating of important structures made by medium thick 62CF
steel plate.
CHE657GX
AWS A5.5 E9015-G ISO 18275-B-E 62 15-G A
F,V,
OH,H
DC+
—
0.062
≥1.00
1.34
≥0.80
0.30
≤0.03
0.005
≤0.03
0.015
≥0.30
0.025
≥0.50
1.80
≥0.20
0.163
≥0.10
0.011
≤0.30
0.08
AW
≥530
535
≥620
650
≥17
30
— -20℃
150
Suitable for fabricating huge diameter HTP pipelines made by X80 grade
steels, which required extra low S & P as well as low temperature
toughness. Also steel structures with requirement equivalently.
CHE657HTP
AWS A5.5 E9015-G ISO 18275-B-E 62 15-G A
F,V,
OH,H
DC+
≤0.08
0.055
0.80-1.80
1.25
≤0.60
0.34
≤0.006
0.005
≤0.020
0.016
≤0.25
0.08
≥0.30
1.40
Nb≤0.08
0.05
—
≤0.30
0.03
AW
≥500
545
≥590
640
≥15
22
-20℃ ≥90 150
Suitable for fabricating huge diameter HTP pipelines made by X80 grade
steels, which required extra low S & P as well as low temperature
toughness. Also steel structures with requirement equivalently.
CHE658
AWS A5.5 E9018M ISO 18275-B-E 62 18-N3M1 A
F,V,
OH,H
DC+
≤0.10
0.080
0.60-1.25
1.01
≤0.80
0.50
≤0.030
0.011
≤0.030
0.017
≤0.15
0.025
1.40-1.80
1.62
≤0.35
0.16
≤0.05
0.025
—
AW
540-620
590
≥620
680
≥24
27
-50℃ ≥27
75
Suitable for welding important structures such as hull of nuclear reactor,
steam generator of boilers, chemical containers,etc. especially for military
engineering structures.
CHE707
AWS A5.5 E10015-D2 ISO 18275-B-E 69 15-4M2
P BS EN 757-E55 3 MnMo B T
F,V,
OH,H
DC+
≤0.15
0.102
1.65-2.00
1.91
≤0.60
0.42
≤0.03
0.008
≤0.03
0.019
—
≤0.90
0.009
0.25-0.45
0.37
—
—
PWHT 620℃X1h
≥600
670
≥690
760
≥16
23
-50℃ ≥27 69
Welding medium carbon steel and low alloy steel structures with
corresponding grade strength.
CHE707Ni
AWS A5.5 E10015-G ISO 18275-B-E 69 15-G
P BS EN 757-E55 4 Z B T
F,V,
OH,H
DC+
—
0.067
≥1.00
1.45
≥0.80
0.34
≤0.03
0.010
≤0.03
0.020
≥0.30
0.50
≥0.50
1.70
≥0.20
0.30
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥600
680
≥690
770
≥15
20
— -40℃ 90
For welding structures made by corresponding tensile strength low alloy
steels, such as 14MnMoVB、WEL-TEN70
or HW56 (Japanese norm).
CHE707RH
AWS A5.5 E10015-G ISO 18275-B-E 69 15-N3M2 P H5
F,V,
OH,H
DC+
—
0.072
≥1.00
1.50
≥0.80
0.40
≤0.03
0.010
≤0.03
0.012
≥0.30
0.005
≥0.50
1.50
≥0.20
0.40
≥0.10
0.012
≥0.20
0.010
PWHT 620℃X1h
≥600
650
≥690
740
≥15
22
— -50℃ 70
Suitable for welding important structures fabricated by low alloy steel,
e.g. high pressure vessels, bridges as well as ocean projects etc.
CHE708
AWS A5.5 E10018M ISO 18275-B-E 69 18-4M2 P
F,V,
OH,H
AC≥70V
or DC+
≤0.10
0.065
0.75-1.70
1.04
≤0.60
0.34
≤0.030
0.010
≤0.030
0.020
≤0.35
0.052
1.40-2.10
1.71
0.25-0.50
0.33
≤0.05
0.025
—
AW
≥690
710
610-690
670
≥20
24
-50℃ ≥27
80
Welding low alloy steel structures with corresponding tensile strength, e.g.
military engineering projects.
CHE757
AWS A5.5 E11015-G ISO 18275-B-E 76 15-G
P BS EN 757-E62 A Z B T
F,V,
OH,H
DC+
—
0.070
≥1.00
1.85
≥0.80
0.40
≤0.03
0.012
≤0.03
0.016
≥0.30
0.006
≥0.50
0.010
≥0.20
0.50
≥0.10
0.07
≥0.20
0.015
PWHT 620℃X1h
≥670
680
≥760
780
≥15
18
— 25℃ 100
For welding important structures fabricated by 740MPa tensile strength or
more low alloy steels.
CHE757Ni
AWS A5.5 E11015-G ISO 18275-B-E 76 15-G
P BS EN 757-E62 4 MnNiMo B T
F,V,
OH,H
DC+
—
0.060
≥1.20
1.60
≥0.80
0.20
≤0.03
0.014
≤0.03
0.014
≥0.30
0.025
≥0.50
2.35
≥0.20
0.52
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥670
720
≥760
810
≥15
21
— -40℃ 60
For welding important structures fabricated by same grade of tensile
strength low alloy steels, e.g. WEL-TEN80 steel.
CHE758
AWS A5.5 E11018-G ISO 18275-B-E 76 18-G P
BS EN 757-E62 5 Z B T
F,V,
OH,H
AC≥70V
or DC+
—
0.070
≥1.00
1.45
≥0.80
0.32
≤0.03
0.011
≤0.03
0.020
≥0.30
0.54
≥0.50
1.76
≥0.20
0.33
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥670
690
≥760
790
≥15
20
— -50℃
50
For welding important structures made by 740MPa tensile strength or more low
alloy steels as 15MnMoVN, WEL-TEN80, etc.
CHE758Ni
AWS A5.5 E11018M ISO 18275-B-E 76 18-G P
F,V,
OH,H
AC≥70V
or DC+
≤0.10
0.070
1.30-1.80
1.64
≤0.60
0.32
≤0.030
0.010
≤0.030
0.019
≤0.40
0.34
1.25-2.50
1.76
0.25-0.50
0.32
≤0.05
0.010
—
AW
680-760
700
≥760
775
≥20
23
-50℃ ≥27
50
For welding important structures fabricated by 740MPa tensile strength or
more low alloy steels, especially for military engineering projects.
CHE80C
AWS A5.5 E11015-G ISO 18275-B-E 76 15-G
P BS EN 757-E69 A Z B T
F,V,
OH,H
DC+
—
0.070
≥1.00
1.70
≥0.80
0.40
≤0.03
0.010
≤0.03
0.020
≥0.30
0.020
≥0.50
2.22
≥0.20
0.08
≥0.10
0.030
≥0.20
0.030
PWHT 620℃X1h
≥670
720
≥760
850
≥15
18
— -40℃ 70
For welding important structures made by 780MPa tensile strength or more
low alloy steels as WEL-TEN80C, ASTM A514 and A517, etc.
CHE807
AWS A5.5 E11015-G ISO 18275-B-E 76 15-G
P BS EN 757-E69 A Z B T
F,V,
OH,H
DC+
—
0.060
≥1.00
1.50
≥0.80
0.33
≤0.03
0.013
≤0.03
0.014
≥0.30
0.005
≥0.50
1.60
≥0.20
0.50
≥0.10
0.020
≥0.20
0.013
PWHT 620℃X1h
≥670
760
≥760
860
≥15
19
— 25℃
60
Suitable for welding structures made by same grade of tensile strength low
alloy steels, such as 14MnMoNbB, etc.
CHE807RH
AWS A5.5 E11015-G ISO 18275-B-E 76 15-N4M2 A
H5 BS EN 757-E69 4 Mn2NiCrMo H5
F,V,
OH,H
DC+
—
0.050
1.30-1.80
1.50
≥0.80
0.32
≤0.03
0.010
≤0.03
0.016
≥0.30
0.38
≥0.50
1.60
≥0.20
0.48
≥0.10
0.007
≥0.20
0.010
AW
≥670
760
≥760
860
≥15
19
— -40℃ 70
For welding important structures of pressure vessels, bridges, water-guiding
pipes of hydro-electic power station as well as steel structures of ocean
project, especially in good match with steel CF80.
CHE857
AWS A5.5 E12015-G ISO 18275-B-E 83 15-G
P BS EN 757-E69 A Z B T
F,V,
OH,H
DC+
—
0.065
≥1.00
1.80
≥0.80
0.35
≤0.03
0.009
≤0.03
0.016
≥0.30
0.004
≥0.50
0.011
≥0.20
0.70
≥0.10
0.009
≥0.20
0.007
PWHT 620℃X1h
≥740
800
≥830
900
≥14
19
— 25℃
80
For welding important structures made by 830MPa grade of tensile strength or
more low alloy steels.
CHE857Cr
AWS A5.5 E12015-G ISO 18275-B-E 83 15-G
P BS EN 757-E69 A Z B T
F,V,
OH,H
DC+
—
0.068
≥1.00
1.85
≥0.80
0.37
≤0.03
0.009
≤0.03
0.015
≥0.30
1.00
≥0.50
0.011
≥0.20
0.680
≥0.10
0.063
≥0.20
0.063
PWHT 620℃X1h
≥740
810
≥830
920
≥14
19
— 25℃
80
For welding high pressure vessels and other important structures fabricated
by 830MPa grade of tensile strength or more low alloy steels.
CHE857CrNi
AWS A5.5 E12015-G ISO 18275-B-E 83 15-G
A BS EN 757-E69 5 Mn2NiCrMo B
F,V,
OH,H
DC+
—
0.058
≥1.00
1.40
≥0.80
0.29
≤0.03
0.014
≤0.03
0.018
≥0.30
1.6
≥0.50
2.50
≥0.20
0.56
≥0.10
0.010
≥0.20
0.010
AW
≥740
850
≥830
960
≥14
15
— -50℃
60
For welding important structures made by 830MPa grade of tensile strength or
more low alloy steels, such as WEL-TEN80 and or WEL-TEN80C.
CHE858
AWS A5.5 E12018-G ISO 18275-B-E 83 18-G
P BS EN 757-E69 5 Mn2NiCrMo B T
F,V,
OH,H
AC≥70V
or DC+
—
0.060
≥1.00
2.10
≥0.80
0.35
≤0.03
0.010
≤0.03
0.018
≥0.30
0.75
≥0.50
2.20
≥0.20
0.52
≥0.10
0.010
≥0.20
0.010
PWHT 620℃X1h
≥740
800
≥830
960
≥14
19
— -50℃ 45
For welding important structures made by 830MPa grade of tensile strength or
more low alloy steels, such as WEL-TEN80 and or WEL-TEN80C.
CHE907Cr
AWS A5.5 E12015-G BS EN 757-E79 Z Z B T
F,V,
OH,H
DC+
—
0.083
≥1.00
2.04
≥0.80
0.35
≤0.03
0.004
≤0.03
0.012
≥0.30
1.09
≥0.50
0.010
≥0.20
0.71
≥0.10
0.008
≥0.20
0.012
PWHT 620℃X1h
≥740
840
≥830
1,005
≥14
18
—
It is suitable for vessels and structures fabricated by 880MPa grade of
tensile strength low alloy steels or more.