ESAB OK Femax 33.80 SMAW Electrode
The ESAB OK Femax 33.80 is a high-recovery rutile electrode designed for high-productivity fillet welding in the horizontal-vertical position. This electrode is particularly effective for welding thick plates and achieving long run-out lengths with excellent bead appearance. Its easy slag removal, combined with reliable performance, makes it suitable for a wide range of industrial applications. Certified to AWS A5.1: E7024, OK Femax 33.80 is a preferred choice for high-efficiency welding where productivity and weld quality are crucial.
Key Features of ESAB OK Femax 33.80
- High Deposition Efficiency: Provides up to 68% deposition efficiency, significantly increasing productivity in horizontal-vertical fillet welding.
- Excellent Bead Appearance: Produces smooth, aesthetically pleasing weld beads, reducing post-weld cleaning and finishing.
- Easy Slag Removal: The rutile coating ensures easy removal of slag, contributing to faster production times.
- Reliable Mechanical Properties: Welded joints offer 460 MPa yield strength and 550 MPa tensile strength, with 27% elongation for durability and flexibility.
- Versatile Use: Suitable for AC and DC+- welding, providing flexibility in various setups.
Key Industry Applications
- Shipbuilding: Ideal for welding thick plates and long run-out welds in ship structures. The high deposition rate and easy slag removal help increase productivity in the construction of large vessels and offshore platforms.
- Heavy Fabrication: Perfect for fabricating heavy-duty structures such as bridges, cranes, and industrial machinery. The electrode’s high recovery rate ensures efficient, high-strength welds in applications that demand durability.
- Steel Construction: Commonly used in the construction of large steel frameworks for buildings, ensuring robust, load-bearing welds. Its ability to weld thick plates makes it a preferred choice for heavy steel structures.
- Pressure Vessel Manufacturing: Provides strong welds in pressure vessel fabrication, where reliable mechanical properties are essential to withstand internal pressure and prevent cracking.
- Mining Equipment Manufacturing: The high-strength and tough welds produced by OK Femax 33.80 are ideal for mining equipment, which must endure extreme stress and abrasive conditions.
- Railway Construction: Used in fabricating railway infrastructure components, offering durable, high-strength welds that ensure the longevity and safety of railway systems.
Specifications
| Feature | Details |
|---|---|
| AWS Classification | E7024 |
| Welding Current | AC, DC+- |
| Coating Type | Rutile |
| Typical Tensile Properties | 460 MPa Yield Strength, 550 MPa Tensile Strength, 27% Elongation |
| Typical Impact Value (0°C) | 60 J |
| Typical Weld Metal Analysis (%) | C: 0.09%, Mn: 0.7%, Si: 0.4% |
| Diameter Range | 3.2 to 6.0 mm |
For high-productivity fillet welding of thick plates in shipbuilding, heavy fabrication, and other industries. The ESAB OK Femax 33.80 electrode provides unmatched efficiency, strength, and ease of use.
