不鏽鋼焊線
KMS-308

Shielding Gas: Ar+1~2%O2(CO2)
Weld metal is austenitic structure with 19%Cr-9%Ni.
Suitable for welding 18%Cr-8%Ni stainless steel, such as AISI 304, 301, 302 and 308 steel

▎Classification

AWS A5.9/A5.9MER308
JIS Z3321YS308
EN 14343-AG 19 9 H
YB T5092H08Cr21Ni10Si

▎Applications and Features

  • Weld metal is austenitic structure with 19%Cr-9%Ni.
  • Good crack resistance due to moderate ferrite content.
  • Stable arc and smooth beads.
  • Suitable for welding 18%Cr-8%Ni stainless steel, such as AISI 304, 301, 302 and 308 steel.

▎Welding Instruction

  • Use Ar+1~2%O2 for spray transfer and Ar+1~2%CO2 for short-circuit transfer.
  • For other instructions, please refer to Appendix B and F.

▎Application

such as AISI 304, 301, 302 and 308 steel.

▎Typical Chemical Composition of Weld Metal (wt%)

CSi
Mn
PSCrNi
0.040.341.820.0120.00919.459.41

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm²
Yield Strength
N/mm²
Elongation
%
58042044

▎Size and Suggested Operating Range (DC+)

Diameter (mm)
0.80.91.01.21.41.6
Ar+1~2%CO40-120A
15-20V
60-140A
15-21V
80-160A
16-22V
100-210A
17-22V
Ar+1~2%O2
160-210A
24-28V
170-260A
24-30V
180-280A
24-30V
200-300A
24-30V
210-320A
24-32V
220-330A
24-32V

▎Certification