KT Group Members

Applications and Features

( 1 ) KMS-82 is 72%Ni-20%Cr-3%Mn-2.5%Nb alloy.

( 2 ) It provides good mechanical properties and crevice corrosion resistance.

( 3 ) Suitable for welding 9%Ni steel , Inconel alloy 600, Incoloy 800, ASTM B163, B166,B167 and B168 Ni-Cr-Fe alloy.

( 4 ) Ideal for welding LNG and LPG tank .

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

Ti

Fe

Nb

Ni

0.01

0.11

3.19

0.004

0.003

18.39

0.40

0.11

2.64

75.10

Typical Mechanical Properties of Weld Metal    

Tensile Strength

N/mm²

Yield Strength

N/mm²

Elongation

%

Charpy V-Notch

^oC

J

671

423

41

-196

100

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