Description
Weld Star – SG1 (ER 70S-3) TIG Wire (3.2mm) 5kg
Weld Star – SG1 TIG Wire is a copper-coated wire designed for welding carbon and carbon-manganese steels. With a diameter of 3.2mm, this wire is suitable for both single pass and multipass welding, making it versatile for a range of applications.
Features & Benefits:
- Copper Coated: Ensures smooth welding and reduces the risk of oxidation.
- Versatility: Suitable for both single pass and multipass welding.
- Optimized for Thin Sheet Metal: Provides strong and durable joints when welding thin sheet metals.
- High-Quality Raw Materials: The green wire is produced using virgin raw materials sourced from specialized steel mills, ensuring consistent reliability and quality.
Common Applications:
- General Construction: Ideal for building structures and frameworks.
- Shipbuilding: Suitable for constructing and repairing ships.
- Infrastructure: Used in the construction of bridges, tanks, and boilers.
- Industrial Applications: Perfect for earthworks, pipelines, and petrochemical sectors.
Typical Base Materials
S185, S235, S275, S355 – Grade A, B, D, AH32 to DH36 – L210, L240, L290, L360, L240NB, L290NB, L360NB, L360QB, L240MB, L290MB, L360MB, L415MB – X42, X46, X52, X60 – P235T1, P235T2, P275T1 – P275T2, P355N – P235GH, P265GH, P295GH, P355GH – S275, S355, S420, S275M, S275ML, S355M, S355ML, S420M, S420ML*
* Illustrative, not exhaustive list
| Standards |
| EN ISO 636-A – W 42 4 2Si |
| AWS A5.18 – ER 70S-3 |
Chemical Composition % (Typical)
| C% | 0.070 |
| Si% | 0.65 |
| Mn% | 1.15 |
| P% | <0.020 |
| S% | <0.020 |
| Cu% | <0.25 |
| Cr% | <0.15 |
| Ni% | <0.15 |
| Mo% | <0.050 |
| Al% | <0.020 |
| V% | <0.030 |
| Zr+Ti% | <0.15 |
Mechanical Properties (Typical)
| Tensile Strength | 530 MPa |
| Yield Strength | 430 MPa |
| Elongation | 24% |
| Impact Strength | >80 J |
| Test Temperature |
Mechanical properties are approximate and may vary based on the heat, shielding gas, welding parameters and other factors.
Shielding Gases
EN ISO 14175 – TIG: I1 (Argon)
Welding Positions
EN ISO 6947 – PA, PB, PC, PD, PE, PF, PG
| Packaging Data | |||
| Diameter |
Length |
Weight | |
| 1.60 mm
2.40 mm 3.20 mm |
1000 mm
1000 mm 1000 mm |
5 Kg
5 Kg 5 Kg |
|
Liability: Whilst all reasonable efforts have been made to ensure the accuracy of the information contained, this information is subject to change without notice and can be only considered as suitable for general guidance.
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