Description
OK Autrod 12.51 is a copper-coated solid wire with higher levels of deoxidizers (manganese and silicon).
The high content of deoxidizers allow welding over heavier amounts of dirt, rust, and mill scale while providing a more fluid puddle and smoother bead profile.
Technical specification
Typical Tensile Properties
| Condition |
As Welded |
As Welded |
As Welded |
Stress Relieved |
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| Shielding Gas |
EN CO2 (C1) |
AWS CO2 (C1) |
EN 80Ar/20CO2 (M21) |
EN 80Ar/20CO2 (M21) |
| Tensile Strength |
540 MPa |
530 MPa |
560 MPa |
495 MPa |
| Yield Strength |
440 MPa |
430 MPa |
460 MPa |
370 MPa |
| Elongation |
25 % |
30 % |
26 % |
28 % |
| Testing Time |
|
|
|
15 hr |
| Testing Temperature |
|
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|
620 degC |
Deposition Data
| Current |
Deposition Rate |
Diameter |
Voltage |
Wire Feed Speed |
| 60-200 A |
0.8-2.3 kg/h |
– |
0.8 mm |
– |
– |
– |
18-24 V |
0.8-2.3 m/min |
| 80-300 A |
1.0-5.5 kg/h |
– |
1.0 mm |
– |
– |
– |
18-32 V |
1.0-5.5 m/min |
| 120-380 A |
1.3-8.0 kg/h |
– |
1.2 mm |
– |
– |
– |
18-35 V |
1.3-8.0 m/min |
| 30-100 A |
0.7-1.7 kg/h |
– |
0.6 mm |
– |
– |
– |
15-20 V |
0.7-1.7 m/min |
| 225-550 A |
2.1-9.4 kg/h |
– |
1.6 mm |
– |
– |
– |
28-38 V |
2.1-9.4 m/min |
| 70-250 A |
0.9-3.5 kg/h |
– |
0.9 mm |
– |
– |
– |
18-26 V |
0.9-3.5 m/min |
| 100-350 A |
1.2-7.0 kg/h |
– |
1.14 mm |
– |
– |
– |
18-34 V |
1.2-7.0 m/min |
| 130-400 A |
1.5-8.5 kg/h |
– |
1.32 mm |
– |
– |
– |
19-35 V |
1.5-8.5 m/min |
| 150-420 A |
1.6-8.7 kg/h |
– |
1.4 mm |
– |
– |
– |
22-36 V |
1.6-8.7 m/min |
| 300-650 A |
4.4-10.2 kg/h |
– |
2.0 mm |
– |
– |
– |
32-44 V |
4.4-10.2 m/min |
Classifications
| Weld Metal |
EN ISO 14341-A : G 38 3 C1 3Si1
EN ISO 14341-A : G 42 4 M21 3Si1 |
| Wire Electrode |
EN ISO 14341-A : G 3Si1
SFA/AWS A5.18 : ER70S-6 |
| Weld Metal |
EN ISO 14341-A : G 42 4 M20 3Si1 |
| Wire Electrode |
JIS Z 3312 : YGW 12(C1)
CSA W48 : B-G 49A 3 C1 S6 |
Approvals
| Approvals |
ABS 3YSA
PV,ZG : CWB B-G 49A 3 C1 S6 |
| Approvals are based on factory location. Please contact ESAB for more information. |
Consumable Characteristics
| Alloy Type |
Carbon-manganese steel (Mn/Si-alloyed) |
Typical Weld Metal Analysis %
| Wire Composition |
| C |
Mn |
Si |
| 0.078 % |
1.46 % |
0.85 % |
