KT Group Members

Applications and Features

(1)    Suitable for welding 690N/mm² grade steel.

(2)    Ni-Cr-Mo alloy provides high tensile strength and good impact toughness.

(3)    Ideal for welding crane and vehicle manufacturing.

Welding position

Welding Instruction

Please refer to Appendix B.

Typical Chemical Composition of Wire (wt%)

C

Si

Mn

P

S

Ni

Cr

Mo

0.08

0.58

1.67

0.010

0.011

1.49

0.18

0.49

Typical Mechanical Properties of Weld Metal

Tensile Strength N/mm²

Yield Strength

N/mm²

Elongation

%

Charpy V-Notch

℃

J

824

710

19

-40

60

-60

50

Size and Suggested Operating Range (DC+)

Diameter (mm)

1.0

1.2

1.6

Current

(A)

H/HF

100~150

120~300

200~400

V-up

80~120

100~140

-