Product name:KFX-81TK2
 
Classification:A5.29/A5.29M E81T1-Ni2
 
 

  1. KFX-81TN is designed for welding for 590N/mm2 grade steel with 100% CO2 gas.
  2. It provides superior impact properties at low temperature.
  3. It also provides stable arc, less spatters, smooth weld beads and good weldability.
  4. It can be used for single or multi-pass weld with semi-automatic and automatic welding.
Welding Position
All Positions
Welding Instruction
(1) Preheat Temp.: 100±10°C, Interpass Temp.: 150±15°C (NoteUsually no post weld heat treatment needed).
TypicalChemical Composition of Weld Metal (wt %)
C
Si
Mn
P
S
Ni
Mo
0.050
0.256
0.986
0.022
0.0148
1.91
0.01
TypicalMechanical Properties of Weld Metal
Tensile Strength
N/mm2(kgf/mm2)
Yield Strength
N/mm2(kgf/mm2)
Elongation
%
Charpy V-Notch
°C
J (kgf -m)
646(65.9)
594(60.6)
24
-20
 
-29
89(9.1)
-40
75(7.7)
Size and SuggestedOperating Range (DC+)
Diameter (mm)
1.2
1.4
1.6
Amp
F
120~300
150~400
180~450
H-Fillet
120~300
150~350
180~400
V-up
120~200
150~320
180~240
H
120~280
150~320
180~350
V-down
200~260
220~270
230~280


No.8, Luke 3rd Rd., Luzhu Dist., Kaohsiung City 821, Taiwan (R.O.C.)      TEL:886-7-6955155      FAX:886-7-6955166

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