( 1 ) KM-56 is a GMAW wire.
( 2 ) Wide operation range, stable arc and low spatters.
( 3 ) It is designed for welding in vehicles, shipbuilding, steel structures, bridges and pipes in
sing pass or multi-pass welding.
Welding Position :
All positions.
Typical chemical composition of weld metal (wt%)：
|
C
|
Si
|
Mn
|
P
|
S
|
|
0.080
|
0.60
|
1.13
|
0.010
|
0.011
|
Typical mechanical properties of weld metal：
|
Tensile Strength
N/mm2（kgf/mm2）
|
Yield Strength
N/mm2（kgf/mm2）
|
Elongation
%
|
Charpy V-Notch
|
|
℃
|
J (kgf-m)
|
|
555(56.7)
|
431(44.0)
|
29
|
0
|
80(8.2)
|
|
-30
|
69(7.1)
|
Size and suggested operating range (DC+)：
|
Diameter (mm)
|
0.8
|
0.9
|
1.0
|
1.2
|
1.4
|
1.6
|
|
Amp
|
F
|
50~180
|
50~200
|
50~220
|
80~350
|
100~470
|
200~500
|
|
V-up
|
50~100
|
50~140
|
50~140
|
50~140
|
100~180
|
—
|
|
OH
|
50~100
|
50~120
|
50~120
|
50~160
|
—
|
—
|
|
V-down
|
50~100
|
50~200
|
—
|
—
|
—
|
—
|