KT Group Members

Applications and Features

( 1 ) KMS-X is 47%Ni-22%Cr-18%Fe-9%Mo-1.5%Co alloy.

( 2 ) Suitable for welding Hastelloy X, Incoloy 800H/800H and ASTM B366, B435 and B572 Ni-Cr-Mo alloy.

Welding Position

Welding Instruction

( 1 ) Clean surface of base metal before welding.

( 2 ) Heat input should be controlled as low as possible.  

( 3 ) For other instructions, please refer to Appendix B.

Typical Chemical Composition of Wire (wt%)

C

Si

Mn

P

S

Cr

Mo

Fe

Co

W

Ni

0.07

0.10

0.03

0.009

0.006

21.70

8.70

18.50

1.50

0.70

48.40

Typical Mechanical Properties of Weld Metal    

Tensile Strength

N/mm²

Yield Strength

N/mm²

Elongation

%

Charpy V-Notch

^oC

J

753

466

40

-

-

Size and Suggested Operating Range (DC+)

Diameter (mm)

0.8

0.9

1.2

1.6

Current (A)

140~180

160~200

190~230

200~250

Voltage (V)

24~27

25~28

26~30

29~33