不鏽鋼焊線
KM-50LSZ

Shielding Gas: 80%Ar+20%CO₂
KM-50LSZ is a non-copper coating GMAW wire and suitable for welding 490N/mm² grade steel with Ar+CO2 shielding gas.

▎Classification

AWS A5.18/A5.18MER70S-G/ER49S-G
JIS Z3312
G49A2M0
EN ISO 14341-A
G42 2 M21 Z
GB T8110
ER50-G

▎Applications and Features

  • KM-50LSZ is a non-copper coating GMAW wire and suitable for welding 490N/mm² grade steel with Ar+CO₂ shielding gas.
  • Better wetting and bead shape on a with high-speed welding.
  • It improves electrodeposition coating properties due to extremely-low slag.
  • Ideal for welding automotive components with galvanized steel plate.

▎Welding Instruction

  • Please use pulse mode welding.
  • Please refer to Appendix B.

▎Application

Ideal for welding automotive components with galvanized steel plate.

▎Typical Chemical Composition of Wire (wt%)

CSi
Mn
PS
0.050.082.150.0120.007

▎Typical Mechanical Properties of Weld Metal

Tensile Strength
N/mm²
Yield Strength
N/mm²
Elongation
%
Charpy V-Notch

Charpy V-Notch
J
64060226-2050

▎Size and Suggested Operating Range (DC+)

Diameter (mm)
1.01.2
F/H-Fillet80-250100-300
V-up80-14080-160

▎Certification