不鏽鋼焊線
KFX-70T

Shielding Gas:100% CO2

KFX-70T is suitable for welding 490N/mm2 grade steel with flat and horizontal position.Uniform slag covering, regular weld toes, glossy bead surface and smooth lapping onto the preceding bead in multi-layer fillet welding.

▎Classification

AWS A5.20/A5.20ME70T-1C/E490T-1C
JIS Z3313T49J0T1-0CA-U
EN ISO 17632-A
T42 2 R C1 3 H10
GB T10045T 49 2 T1-0 C1 A

▎Applications and Features

  • KFX-70T is suitable for welding 490N/mm2 grade steel with flat and horizontal position.
  • High-deposition-rate of multi-layer fillet welding in horizontal and flat position.
  • High resistance against porosity when welded on primer-coated steel plates.
  • Uniform slag covering, regular weld toes, glossy bead surface and smooth lapping onto the preceding bead in multi-layer fillet welding.
  • Ideal for ship-building, tanks, bridges, steel structures and constructions.

▎Welding Instruction

Please refer to Appendix D.

▎Application

Ideal for ship-building, tanks, bridges, steel structures and constructions.

▎Typical Chemical Composition of Weld Metal (wt%)

CSi
Mn
PS
0.060.601.360.0180.005

▎Typical Mechanical Properties of Weld Metal

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

Charpy V-Notch
J
567407270
-20
102
81

▎Size and Suggested Operating Range (DC+)

Diameter (mm)1.21.41.6
F/HF160-300A

24-36V

200-350A

26-34V

270-400A

28-40V

▎Certification