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MIG Welding |
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Solid Wire for MIG Welding
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Item Code
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AWS A5.9
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Welding Position
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Current
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Chemical Composition of Wire (%, Typical)
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Mechanical Properties of Deposited Metal (Typical)
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Application
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C
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Mn
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Si
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S
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P
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Cr
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Ni
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Mo
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Cu
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Tensile Strength
Rm (MPa)
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Elongation A (%)
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Shield Gas
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CHM-307Si
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ER307Si
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F,V,
OH,H
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DC
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0.077
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6.88
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0.77
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0.009
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0.02
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19.12
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8.57
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0.04
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0.16
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605
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42.5
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97%Ar+3%O2
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Suitable for welding structures fabricated by high strength steels and
dissimilar steels.
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CHM-308
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ER308
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F,V,
OH,H
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DC
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0.05
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1.79
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0.48
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0.015
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0.018
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19.72
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10.14
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—
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0.18
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580
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42
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98%Ar+2%O2
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For 18%Cr-8%Ni stainless steels, such as 301 、302、 304、 308 etc.
especially 304.
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CHM-308L
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ER308L
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F,V,
OH,H
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DC
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0.024
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1.82
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0.48
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0.014
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0.016
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19.76
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9.83
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—
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0.15
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570
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45
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98%Ar+2%O2
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Suitable for extra-low carbon 19%Cr-10%Ni stainless steels structures, which
need better resistance to inter-crystal corrosion, e.g.synthetic fibre,
fertilizer & chemical industrial equipments.
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CHM-308LG
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ER308LSi
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F,V,
OH,H
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DC
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0.020
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1.89
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0.75
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0.011
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0.010
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19.98
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9.75
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—
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0.15
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605
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41
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Ar+1-5%CO2
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Suitable for railway wagons, vehicles made by atmospheric corrosion and
infection resistance steels.
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CHM-308LSi
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ER308LSi
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F,V,
OH,H
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DC
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0.021
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1.77
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0.79
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0.010
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0.018
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19.70
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9.85
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—
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0.17
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575
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43
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98%Ar+2%O2
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Suitable for extra-low carbon 19%Cr-10%Ni stainless steels structures, which
need better resistance to inter-crystal corrosion, e.g. synthetic fibre,
petrochemical chemical industrial equipments.
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CHM-309
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ER309
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F,V,
OH,H
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DC
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0.06
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2.05
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0.34
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0.019
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0.013
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23.83
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13.26
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—
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0.20
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580
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39
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98%Ar+2%O2
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Suitable for 22%Cr-12%Ni stainless steel structures. The weld metal shows a
good resistance to heat or oxidy corrosion. Also it could be used for
dissimilar steel welding.
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CHM-309L
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ER309L
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F,V,
OH,H
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DC
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0.026
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2.10
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0.38
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0.013
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0.017
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23.36
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12.30
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—
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0.15
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570
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38
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98%Ar+2%O2
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Welding of extra low carbon 22%Cr-12%Ni stainless steel structures, such as
synthetic fibre, petrochemical equipment as well as nuclear reactor. Also it
could be used for dissimilar steel welding.
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CHM-309LG
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ER309LSi
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F,V,
OH,H
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DC
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0.017
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1.80
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0.70
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0.009
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0.020
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23.14
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12.40
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—
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0.16
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580
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39
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Ar+1-5%CO2
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Suitable for railway wagons, vehicles made by atmospheric corrosion and
infection resistance steels. Also it could be used for dissimilar steel
welding.
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CHM-309LSi
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ER309LSi
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F,V,
OH,H
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DC
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0.024
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2.11
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0.68
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0.011
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0.015
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23.56
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12.31
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—
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0.16
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560
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40
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98%Ar+2%O2
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Welding of extra low carbon 22%Cr-12%Ni stainless steel structures, such as
synthetic fibre, petrochemical equipment as well as nuclear reactor. Also it
could be used for dissimilar steel welding.
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CHM-310
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ER310
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F,V,
OH,H
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DC
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0.09
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1.90
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0.35
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0.020
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0.014
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26.80
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21.40
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—
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0.18
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610
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41
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98%Ar+2%O2
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Welding of 25%Cr-20%Ni stainless steels, which provide good oxidation
corrosion resistance and heat resistance.
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CHM-316
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ER316
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F,V,
OH,H
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DC
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0.04
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1.88
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0.33
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0.015
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0.018
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19.27
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12.70
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2.26
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0.20
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570
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42
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98%Ar+2%O2
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Suitable for 18%Cr-12%Ni-2%Mo stainless steel structures and the
weld metal shows a good heat crack resistance.
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CHM-316L
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ER316L
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F,V,
OH,H
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DC
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0.02
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1.85
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0.38
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0.011
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0.017
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18.73
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12.50
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2.36
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0.22
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550
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43
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98%Ar+2%O2
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For welding extra-low carbon 18%Cr-22%Ni-2%Mo stainless steel and it shows a
excellent corrosion resistance. Suitable for chemical industrial equipments.
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CHM-316LSi
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ER316LSi
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F,V,
OH,H
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DC
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0.023
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1.56
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0.74
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0.007
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0.020
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18.65
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11.11
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2.24
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###
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540
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41
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98%Ar+2%O2
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For welding extra-low carbon 18%Cr-22%Ni-2%Mo stainless steel and it shows a
excellent corrosion resistance. Suitable for chemical industrial equipments.
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CHM-317
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ER317
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F,V,
OH,H
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DC
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0.04
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1.86
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0.46
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0.015
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0.018
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19.30
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14.20
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3.50
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0.22
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596
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42
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98%Ar+2%O2
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Suitable for welding containers that resisting corrosion of vitriol or
sulfurous acid, etc.
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CHM-347
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ER347
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F,V,
OH,H
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DC
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0.06
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1.79
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0.43
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0.011
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0.014
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19.38
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9.67
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Nb0.74
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0.21
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650
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43
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98%Ar+2%O2
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For welding 18%Cr-9%Ni-Nb and 18%Cr-9%Ni-Ti stainless steels.
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CHM-410
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ER410
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F,V,
OH,H
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DC
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0.06
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0.47
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0.38
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0.012
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0.011
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12.90
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0.20
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—
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0.17
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540
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35
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98%Ar+2%O2
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Suitable for Cr13 stainless steels. The base metal should be tempered
at 850℃ for 2 hours after
welding.
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