不鏽鋼焊線
KMS-385

Shielding Gas: Ar+1~2%O2(CO2)
Weld metal is austenitic structure with 20%Cr-25%Ni-5%Mo-Cu.
Used for welding materials of similar chemical composition (Type 904L)

▎Classification

AWS A5.9/A5.9MER385
JIS Z3321YS385
EN ISO 14343-AG 20 25 5 Cu L
YB T5092H02Cr20Ni25Mo4Cu

▎Applications and Features

  • Weld metal is austenitic structure with 20%Cr-25%Ni-5%Mo-Cu.
  • Used in fabrication of equipment and vessels for handling and storage of sulfuric acid and phosphoric acid.
  • Used for welding materials of similar chemical composition (Type 904L).

▎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

Used for welding materials of similar chemical composition (Type 904L)

▎Typical Chemical Composition of Weld Metal (wt%)

CSi
Mn
PSCrNiMoCu
0.020.411.730.0100.01020.3325.054.551.52

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm²
Yield Strength
N/mm²
Elongation
%
54034037

▎Size and Suggested Operating Range (DC+)

Diameter (mm)0.80.91.01.21.41.6
Ar+1~2%CO2
40-120A
15-20V
60-140A
15-21V
80-160A
16-22V
100-210A
17-22V
Ar+1~2%CO2
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