| Product name：KM-57 |
| Classification：ER70S-7 |
  |
- KM-57 provides good weldability for galvanize steel plate due to appropriate alloy content.
- Good wettability and puddle fluidity at high travel speed.
- Ideal for welding galvanize steel plate in containers, vehicles and constructions.
Welding Position :
All positions
Typical chemical composition of weld metal (wt%)：
|
C |
Si |
Mn |
P |
S |
|
0.060 |
0.55 |
1.75 |
0.010 |
0.015 |
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) |
|||
|
580(59.0) |
473(48.2) |
29 |
0 |
85 (8.7) |
|
-30 |
61 (6.2) |
|||
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 |
80~250 |
150~350 |
150~450 |
250~500 |
|
V-up |
50~100 |
50~140 |
80~160 |
80~180 |
100~180 |
— |
|
|
OH |
50~100 |
50~100 |
70~120 |
80~150 |
— |
— |
|
|
V-down |
50~100 |
50~200 |
80~220 |
80~240 |
— |
— |
|
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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