Welding wire ESAB OK Autrod 12.51 D200 5 kg spool SG2 G3Si1
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Welding Wire ESAB OK Autrod 12.51 D200 5 kg Spool SG2 G3Si1
- Welding wire SG2 / G3Si1
- Copper-coated
- Low spatter and minimal post-weld cleanup
- Original ESAB quality
Versatile ESAB OK Autrod 12.51 solid wire electrode of G3Si1 grade. For GMAW (MAG) welding using M2, M3, or C1 shielding gas groups. Particularly well-suited for joining general structural steels, pipe steels, shipbuilding steels, and fine-grain structural steels with a yield strength up to 420 MPa. Low-temperature toughness down to -40 °C. The welding wire can also be used in robotic applications without issue.
Low spatter formation, low smoke emission, reduced current peak consumption, and excellent corrosion resistance of the wire during storage.
General use: Steel construction, automotive and shipbuilding industries, pressure vessel construction, etc.
The disposal of this product or its remnants and residues must be carried out in an environmentally friendly manner; observe local disposal regulations. Utilize recycling options whenever possible.
Basic Data
Manufacturer: ESAB
Electrode type: Welding wire G3Si1
Heat treatment: U (as-welded)
Standard Designations
EN ISO 14341-A : G 38 3 C1 3Si1
EN ISO 14341-A : G 42 4 M20 3Si1
EN ISO 14341-A : G 42 4 M21 3Si1
Approvals for ESAB OK Autrod 12.51
TÜV, DB, CE
Chemical Composition (typical values in %)
C - 0.08
Mn - 1.46
Si - 0.85
Typical Mechanical Properties of ESAB OK Autrod 12.51
|
Condition |
Yield Strength |
Tensile Strength |
Elongation |
|
AWS CO2 (C1) |
|||
|
As-welded |
430 MPa |
530 MPa |
30% |
|
EN 80Ar / 20CO2 (M21) |
|||
|
As-welded |
470 MPa |
560 MPa |
26% |
|
Stress-relieved 15hr 620 °C |
370 MPa |
495 MPa |
28% |
|
EN CO2 (C1) |
|||
|
As-welded |
440 MPa |
540 MPa |
25% |
Base Materials for ESAB OK Autrod 12.51
P235 / S235 - P420 / S420 and similar.
Storage / Re-drying
- Store in a dry place
- Re-drying is generally not necessary
Impact Toughness
-20 °C = 90J
-30 °C = 70J
-40 °C = 60J
20 °C = 130J
Current/Polarity/Welding Position
DC+
PA, PB, PC, PD, PE, PF, PG
Product Safety and Documents
Manufacturer
Product Identification
- 0.8 mm 5 kg D200 Spool · Art. no. 1251084600 · EAN 1251084600
- 1.0 mm 5 kg D200 Spool · Art. no. 1251104600 · EAN 1251104600
- 1.2 mm 5 kg D200 Spool · Art. no. 1251124600 · EAN 1251124600
Technical Data
Technical Data
Product details
Product details
Choose welding technology based on material, process, performance, and location. For questions regarding accessories, wear parts, or alternatives, we are happy to help.
Notes & Application
Notes & Application
Before use, observe the operating instructions, protective measures, and manufacturer's specifications. Use suitable consumables and regularly check wear parts.
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