ESAB OK 48.08 VP Welding Electrode
ESAB OK 48.08 VP (E7018-G) is a low-alloy, basic-coated electrode designed for welding high-strength carbon manganese steels. It is vacuum-packed and hermetically sealed to ensure electrodes remain moisture-free, preventing hydrogen-induced cracking and ensuring superior weld quality.
This electrode provides excellent impact toughness, meeting stringent industrial requirements for offshore construction, petrochemical, and general fabrication. With its low hydrogen content and excellent mechanical properties, it delivers reliable performance across a variety of demanding applications.
Specifications
| Classification | Welding Current | Alloy Type | Coating Type |
|---|---|---|---|
| AWS A5.5: E7018-G H4R | AC, DC+ | Low alloy (0.9% Ni) | Basic coating |
Typical Mechanical Properties
| Condition | Yield Strength | Tensile Strength | Elongation |
|---|---|---|---|
| As Welded | 530 MPa | 610 MPa | 26% |
| Post Weld Heat Treatment (PWHT) | 480 MPa | 550 MPa | 26% |
Applications of ESAB OK 48.08 VP Electrode
- Offshore Construction: Ideal for welding structures exposed to extreme cold, offering impact toughness down to -60°C.
- Petrochemical Industry: Suitable for high-strength pipelines and vessels, ensuring long-term reliability under pressure and stress.
- General Fabrication: Provides consistent welds for carbon steels and fine-grained carbon manganese steels.
- Shipbuilding: Excellent for joining critical ship structures, offering strong and durable welds in marine environments.
Key Features of ESAB OK 48.08 VP
- Vacuum-packed (VP): Ensures moisture-free electrodes, preventing hydrogen-induced cracking and improving weld reliability.
- Impact Toughness: Provides high impact resistance, making it ideal for low-temperature applications.
- Low Diffusible Hydrogen: Diffusible hydrogen content < 4 ml/100g minimizes the risk of hydrogen embrittlement.
- High Deposition Rate: Offers a deposition rate of up to 2.7 kg/h, ensuring efficient welds in high-demand applications.
Choose ESAB OK 48.08 VP (E7018-G) Welding Electrode for superior weld strength, moisture control, and consistent performance in critical applications.
Reference: Manufacturer’s Page
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