KT Group Members

Applications and Features

(1)    Suitable for welding 490N/mm² grade steel.

(2)    Good arc starting and re-start, stable arc, low spatters, good slag removal and good bead appearance.

(3)    Applicable for welding on automobiles steel plate, sheet metal, light structure steel and underwater welding. Ideal for welding thin sheet due to the less penetration.

Welding position

Welding Instruction

Please refer to Appendix A.

Typical Chemical Composition of Weld Metal (wt%)

C

Si

Mn

P

S

0.08

0.31

0.52

0.019

0.007

Typical Mechanical Properties of Weld Metal

Tensile Strength N/mm²

Yield Strength

N/mm²

Elongation

%

Charpy V-Notch

℃

J

536

462

22

0

70

Size and Suggested Operating Range (AC or DC±)

Diameter (mm)

3.2

4.0

5.0

6.0

Current

(A)

F/H-Fillet

90~130

130~180

180~240

230~300

V-up/OH

90~110

130~160

-

-