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MIG Wire ELBOR SG2 1.2mm /16kg G3Si1 (2SPF12KG16NR) Uncoated

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MIG Wire ELBOR SG2 1.2mm /16kg G3Si1 (2SPF12KG16NR) Uncoated

SKU:ELB-SG2-1,2/16-N
Manufacturer:ELBOR
Non-copper coated MIG welding wire ELBOR SG2 (G3Si1/ER70S-6) with a diameter of 1.2 mm for MAG welding of non-alloy and low-alloy steels. Suitable for steel structures, frames, piping, and mechanical engineering. Without a copper surface layer, designed for welding with Ar/CO₂ or CO₂ shielding gas. Pack of 16 kg.
:
Availability
In Stock: 257
Availability: Stock
Price: 2,66 € without TAX
3,27 € incl. tax
 kg

MIG wire ELBOR SG2 1.2 mm / 16 kg / G3Si1 / non-copper coated (2SPF12KG16NR)

ELBOR SG2 MIG wire is a solid non-copper coated welding wire intended for MAG welding of non-alloy and low-alloy structural steels. It belongs to the material class SG2 / G3Si1 / ER70S-6, which is characterised by manganese and silicon content that supports the deoxidation of the weld pool. With the correct setting of welding parameters, it enables the creation of strong, high-quality weld joints with good mechanical properties.

A characteristic feature of this version is the non-copper coated surface without an additional copper layer. The wire is suitable for welding in a protective atmosphere of argon and carbon dioxide mixture Ar/CO2 (M21) or pure carbon dioxide CO2 (C1). It is used in manual, mechanised and automated welding, where feeding reliability also depends on the correct selection of feed rollers, wire guides and the welding torch.

The wire is intended for welding structural steels, such as S235, S275 and S355, and other compatible non-alloy and low-alloy materials. It finds application in the production of steel structures, frames, machine parts, tanks, pipes, transport equipment and in locksmithing work. The 1.2 mm diameter provides good deposition rates when welding medium-thick and thicker steel parts. The wire is supplied in a 16 kg pack on a spool designed for compatible welding equipment.


Main advantages:

  • Solid non-copper coated welding wire ELBOR SG2
  • Material class classification SG2 / G3Si1 / ER70S-6
  • Designed for MAG welding of non-alloy and low-alloy steels
  • Surface without an additional copper layer
  • Manganese and silicon content supporting deoxidation of the weld pool
  • Stable welding process with correctly set parameters
  • Good strength and toughness of weld joints
  • Use with shielding gases M21 (Ar/CO2) and C1 (CO2)
  • Suitable for manual, mechanised and automated welding
  • Intended for steel structures, frames and mechanical engineering
  • Diameter 1.2 mm for productive welding of steel parts
  • Industrial packaging 16 kg

Classification:

Standard / DesignationClassification
EN ISO 14341-A (M21)G 42 4 M21 3Si1
EN ISO 14341-A (C1)G 38 2 C1 3Si1
AWS A5.18 / SFA-5.18ER70S-6
Trade nameELBOR SG2 / G3Si1 / NR
Surface TreatmentNon-coppered
Filler material typeSolid steel welding wire
Welding processMAG (135)

Classifications are taken from the ELBOR SG2 technical data. Their validity for the specific non-copper coated NR version must be confirmed by the technical data sheet or the certificate of the supplied batch.

Chemical composition:

Chemical elementContent (%)
Carbon (C)0,09
Silicon (Si)0,85
Manganese (Mn)1,60
Iron (Fe)Balance

Reference chemical composition according to the ELBOR SG2 technical data sheet. Data are not independently confirmed for the non-copper coated variant 2SPF12KG16NR and do not represent a chemical analysis of a specific production batch.

Mechanical properties:

Mechanical propertyM21 (Ar/CO2)C1 (CO2)
Yield Strength ReMin. 420 MPaMin. 400 MPa
Tensile strength Rm500–640 MPa480–600 MPa
Elongation A5Min. 22 %Min. 22 %
Impact energy KV (-40 °C)Min. 47 J–
Impact energy KV (-20 °C)–Min. 47 J

Reference mechanical properties of the weld metal according to ELBOR SG2 technical data for individual shielding gases. Data for the specific non-copper coated NR version have not been independently verified.


Parameters
Product type:Solid uncoppered MAG welding wire for steel
Manufacturer:ELBOR
Designation:SG2 / G3Si1 / ER70S-6 / NR
Surface Treatment:Non-coppered
Material designation:G 42 4 M21 3Si1 / G 38 2 C1 3Si1 (reference for ELBOR SG2)
Wire diameter:1.2mm
Welding process:MAG (135)
Shielding gas:M21 – Ar/CO₂; C1 – 100% CO₂
Welding current:120–280 A (SG2 reference range)
Polarity:DC+ (electrode on the positive terminal)
Preheating of thicker materials:Depending on the type of steel, thickness, carbon equivalent and technological process
Suitable materials:S235JR, S275JR, S355JR, S355J2 and compatible non-alloy and low-alloy steels
Application:Steel structures, frames, tanks, piping, mechanical engineering and locksmithing
Weight:16 kg
Packaging type:Coil
Quantity:1 pc
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