Standard & Typical Chemical Composition of Deposited Metal (%)
Standard & Typical Mechanical Properties of Deposited Metal
Applications
Approvals
C
Mn
Si
S
P
Cr
Ni
Mo
V
Postweld Condition
Yield Point ReL (MPa)
Tensile Strength
Rm (MPa)
Elongation
A4 (%)
Akv Value (J)
Shield Gas
Temp.(℃)
Joule
CHT611
AWS A5.20 E61T-GC BS EN ISO 17632 T352PC1H10
F,VD, OH,H
DC+
—
≤1.75
≤0.90
≤0.03
≤0.03
—
—
—
—
AW
≥330
430-600
≥22
0
≥47 120
CO2
Suitable for all position as well as vertical down welding for mild steel
structures.
—
0.055
0.90
0.30
0.008
0.02
—
—
—
—
430
505
29
-20
100
CHT701
AWS A5.20 E70T-1C BS EN ISO 17632 T422RC3H10
F,HF
DC+
≤0.12
≤1.75
≤0.90
≤0.03
≤0.03
—
—
—
—
AW
≥390
490-670
≥22
-20
≥22 70
CO2
It is suitable for flat or horizontal filler of structures fabricated by
thick or medial thick armor plate with 490MPa grade tensile strength.
—
0.06
1.40
0.45
0.011
0.018
—
—
—
—
450
545
28
CHT70B
AWS A5.20 E70T-5C BS EN ISO 17632 T423BC3H5
F,HF,V
DC+
≤0.12
≤1.75
≤0.90
≤0.03
≤0.03
—
—
—
—
AW
≥390
490-670
≥22
-30
≥27
150
CO2
It is suitable for flat or horizontal filler of higher tensile, better crack
resisting mild steel structures fabricated by 490MPa grade tensile strength
steels. Also it could be vertical up welding on which angle below 45°.
—
0.07
1.50
0.50
0.013
0.018
—
—
—
—
435
545
28
CHT70BM
AWS A5.20 E70T-5M BS EN ISO 17632 T423BM3H5
F,HF,V
DC+
≤0.12
≤1.75
≤0.90
≤0.03
≤0.03
—
—
—
—
AW
≥390
490-670
≥22
-30
≥27
150
75-80%Ar + balance CO2
It is suitable for flat or horizontal filler of higher tensile, better crack
resisting mild steel structures fabricated by 490MPa grade tensile strength
steels. Also it could be vertical up welding on which angle below 45°.
—
0.07
1.46
0.50
0.013
0.018
—
—
—
—
450
550
28
CHT711
AWS A5.20 E71T-1C BS EN ISO 17632 T422PC1H10
F,VD, OH,H
DC+
≤0.12
≤1.75
≤0.90
≤0.03
≤0.03
—
—
—
—
AW
≥390
490-670
≥22
0
125
CO2
It is widely used in structures fabricated by mild steel and 490MPa grade
tensile strength steel, such as ships, pressure vessels, machinery, bridges,
etc.
CCS,LR,ABS,BV,GL,DNV, NK,BKI,CWB
0.055
1.35
0.40
0.009
0.018
—
—
—
—
440
535
32
-20
≥27 110
CHT711M
AWS A5.20 E71T-1M BS EN ISO 17632 T422PM1H10
F,VD, OH,H
DC+
≤0.12
≤1.75
≤0.90
≤0.03
≤0.03
—
—
—
—
AW
≥390
490-670
≥22
-20
≥27
75-80%Ar + balance CO2
It is widely used in structures fabricated by mild steel and 490MPa grade
tensile strength steel, such as ships, pressure vessels, machinery, bridges
and so on.
—
0.055
1.3
0.40
0.009
0.018
—
—
—
—
440
540
30
120
CHT71Ni
AWS A5.20 E71T-1C-J BS EN ISO 17632 T424PC1H10
F,V, OH,H
DC+
≤0.12
≤1.75
≤0.90
≤0.03
≤0.03
—
≤0.5
—
—
AW
≥390
490-670
≥22
-40
≥27
80
CO2
Suitable for structures fabricated by mild steel or 490MPa grade tensile
strength steels, such as pressure vessels, ships, offshore drilling
platforms, pipelines and so on.
—
0.04
1.30
0.35
0.015
0.02
—
0.45
—
—
425
520
30
CHT71Ni1
BS EN ISO 17632 T4231NiPC1H10
F,V, OH,H
DC+
≤0.12
≤1.50
≤0.80
≤0.03
≤0.03
—
0.8-1.10
—
—
AW
≥400
490-620
≥20
-30
≥27
110
CO2
Suitable for structures fabricated by mild steel or 490MPa grade tensile
strngth steels, such as pressure vessels, offshore drilling platforms,
pipelines and so on.
—
0.05
1.2
0.35
0.006
0.015
—
0.95
—
—
440
520
30
CHT80B
AWS A5.29 E80T5-GC
BS EN ISO 17632 T463BC3H5
F,HF,V
DC+
—
≥1.0
—
≤0.03
≤0.03
—
—
—
—
AW
≥470
550-690
≥19
-30
≥27
150
CO2
It is suitable for flat, horizontal filler or vertical up welding on which
angle below 45°, higher tensile, better crack-resisting structures that
fabricated by 550MPa grade tensile strength, heat resistant low alloy
steels, such as ships, pressure vessels of petroleum chemical, bridges, etc.
—
0.07
1.5
0.5
0.013
0.018
—
0.2
—
—
480
560
30
CHT80B2B
AWS A5.29 E80T5-B2C
ISO 17634 T(CrMo1)BC3H5
F,HF,V
DC+
0.05-0.12
≤1.25
≤0.80
≤0.03
≤0.03
1.0-1.5
—
0.4-0.65
—
PWHT
≥470
550-690
≥19
25
≥47
180
CO2
It is suitable for flat, horizontal filler or vertical up welding on which
angle below 45°, higher tensile strength, better crack-resisting structures
that fabricated by 550MPa grade heat resistant low alloy steels, which work
temperature lower than 520℃.Welded
piece should be preheated to 150-300℃ before welding.
—
0.06
0.80
0.30
0.010
0.012
1.15
—
0.45
—
690℃X1h
510
600
24
CHT81B2
AWS A5.29 E81T1-B2C
ISO 17634 T(CrMo1)PC1H10
F,V, OH,H
DC+
0.05-0.12
≤1.25
≤0.80
≤0.03
≤0.03
1.0-1.5
—
0.4-0.65
—
PWHT
≥470
550-690
≥19
25
≥27
75
CO2
Suitable for welding 550MPa grade heat resistant low alloy steel
structures,which work temperature lower than 520℃,
e.g.15CrMoR (1%Cr-0.5%Mo). Welded piece should be preheated to 150-300℃ before welding.
—
0.058
0.80
0.25
0.01
0.011
1.15
—
0.45
—
690℃X1h
550
630
23
CHT81B2M
AWS A5.29 E81T1-B2M
ISO 17634 T(CrMo1)PM1H10
F,V, OH,H
DC+
0.05-0.12
≤1.25
≤0.80
≤0.03
≤0.03
1.0-1.5
—
0.4-0.65
—
PWHT
≥470
550-690
≥19
25
≥27
100
75-80%Ar + balance CO2
Suitable for welding 550MPa grade heat resistant low alloy steel
structures,which work temperature lower than 520℃,
e.g.15CrMoR (1%Cr-0.5%Mo). Welded piece should be preheated to 150-300℃ before welding.
—
0.06
0.80
0.25
0.01
0.011
1.15
—
0.45
—
690℃X1h
555
635
24
CHT81B2V
DGS K1801.01-2006
F,V,
OH,H
DC+
≤0.12
≤1.50
≤0.90
≤0.03
≤0.03
1.0-1.5
—
0.4-0.65
0.1-0.35
PWHT
≥470
≥550
≥19
25
≥27
70
CO2
Suitable for welding 550MPa grade heat resistant low alloy pearlitic steel
structures, which work temperature below 540℃,
e.g.12Cr1MoVR. Welded piece should be preheated to 150-300℃ before welding.
—
0.055
0.80
0.25
0.01
0.011
1.15
—
0.45
0.15
730℃X2h
540
640
22
CHT81B6
AWS A5.29 E81T1-B6C
ISO 17634
T(CrMo5)PC1H10
F,V,
OH,H
DC+
0.05-0.12
≤1.25
≤1.0
≤0.03
≤0.04
4.0-6.0
≤0.40
0.4-0.65
Cu≤0.50
PWHT
≥470
550-690
≥19
25
≥27
95
CO2
It is suitable for fabricate structures made by 550MPa grade Cr5Mo steel.
Welded piece should be preheated to 150-300℃ before welding.
—
0.06
0.75
0.25
0.01
0.011
4.2
0.015
0.52
0.02
745℃X2h
530
640
20
CHT81K2
AWS A5.29 E81T1-K2C BS EN ISO 17632 T4631.5NiPC1H10
F,V,
OH,H
DC+
≤0.15
0.5-1.75
≤0.80
≤0.03
≤0.03
≤0.15
1.0-2.0
—
—
AW
≥470
550-690
≥19
-30
≥27
111
CO2
It is used in structures fabricated by 550MPa grade tensile strength steel,
such as ships, pressure vessels, machinery, bridges, offshore drilling
platforms and so on.
—
0.05
1.35
0.35
0.008
0.017
0.02
1.45
—
—
495
580
28
CHT81Ni1
AWS A5.29 E81T1-Ni1C
BS EN ISO 17632
T4631NiPC1H10
F,V,
OH,H
DC+
≤0.12
≤1.50
≤0.80
≤0.03
≤0.03
—
0.80-1.10
≤0.35
—
AW
≥470
550-690
≥19
-30
≥27
90
CO2
It is used in structures fabricated by 550MPa grade tensile strength steel,
such as ships, pressure vessels, machinery, bridges, petrochemical industry
and so on.
—
0.055
1.35
0.35
0.005
0.015
—
0.95
0.10
—
520
605
25
CHT81Ni1M
AWS A5.29 E81T1-Ni1M BS EN ISO 17632 T4631NiPM1H10
F,V,
OH,H
DC+
≤0.12
≤1.50
≤0.80
≤0.03
≤0.03
—
0.80-1.10
≤0.35
—
AW
≥470
550-690
≥19
-30
≥27
95
75-80%Ar + balance CO2
It is used in structures fabricated by 550MPa grade tensile strength steel,
such as ships, pressure vessels, machinery, bridges, petrochemical industry
and so on.
—
0.053
1.37
0.40
0.006
0.013
—
0.99
0.11
—
530
610
27
CHT81Ni2
AWS A5.29 E81T1-Ni2C BS EN ISO 17632 T4642NiPC1H10
F,V,
OH,H
DC+
≤0.12
≤1.50
≤0.80
≤0.03
≤0.03
—
1.75-2.75
—
—
AW
≥470
550-690
≥19
-40
≥27
90
CO2
It is used in structures fabricated by 550MPa grade tensile strength steel,
such as ships, pressure vessels, machinery, bridges, petrochemical industry,
offshore drilling platforms, etc.
—
0.05
1.30
0.35
0.008
0.017
—
2.20
—
—
485
580
28
CHT90B3B
AWS A5.29 E91T5-B3C ISO 17634 T(CrMo2)BC3H5
F,HF,V
DC+
0.05-0.12
≤1.25
≤0.80
≤0.03
≤0.03
2.0-2.5
—
0.90-1.20
—
PWHT
≥540
620-760
≥17
25
150
CO2
Suitable for welding 600MPa grade 25%Cr-1%Mo heat resistant low alloy steel
structures, which work temperature below 550℃,
such as high temperature, high pressure pipes, chemical industry equipment,
petroleum thermal cracking equipment, etc. Welded piece should be preheated
to 150-300℃ before
welding.
—
0.06
0.80
0.30
0.01
0.018
2.15
—
1.08
—
690℃X1h
565
660
21
CHT91B3
AWS A5.29 E91T1-B3C ISO 17634 T(CrMo2)PC1H10
F,V,
OH,H
DC+
0.05-0.12
≤1.25
≤0.80
≤0.03
≤0.03
2.0-2.5
—
0.90-1.20
—
PWHT
≥540
620-760
≥17
25
≥27
60
CO2
Suitable for welding 600MPa grade 25%Cr-1%Mo (12Cr2Mo1R) heat resistant low
alloy steel structures, which work temperature below 550℃,
such as high temperature, high pressure pipes, chemical industry equipment,
petroleum thermal cracking equipment, etc. Welded piece should be preheated
to 150-300℃ before
welding.
—
0.06
0.80
0.25
0.012
0.018
2.26
—
1.06
—
690℃X1h
600
730
20
CHT91K2
AWS A5.29 E91T1-K2C BS EN ISO 17632 T5021.5NiPC1H10
F,V,
OH,H
DC+
≤0.15
0.5-1.75
≤0.80
≤0.03
≤0.03
≤0.15
1.0-2.0
≤0.35
≤0.05
AW
≥540
620-760
≥17
-20
≥27
70
CO2
Suitable for welding structures fabricated by 600MPa grade tensile strength
steel, such as ships, pressure vessels, machineries, petroleum & chemical
industries, bridges etc.