Description
GeKa – 7016 LASER B 47A Electrodes (4.0mm) 6kg – Min Qty 4
The GeKa LASER B47A electrode is a low hydrogen, single-coated general-purpose electrode designed for out-of-position welding, with the exception of the vertical down position. It boasts excellent strength and toughness, making it suitable for various industry segments, including steel constructions, boiler, containers, machine manufacturing, and shipbuilding. This electrode is also ideal for welding low-purity and high-carbon steels, with a weld metal recovery of about 125%.
Features and Benefits:
- AC Power Welding: Suitable for welding with AC power.
- Out-of-Position Welding: Suitable for all positions except vertical down.
- Strength and Toughness: Offers excellent strength and toughness, suitable for various industry applications.
- Low Hydrogen Content: Ensures strong welds with minimal risk of hydrogen-induced cracking.
- High Metal Recovery: Offers a weld metal recovery rate of about 125%.
- Re-drying Requirement: Electrodes require a minimum of 2 hours re-drying time at 300-350 degC.
Common Applications:
- Steel Constructions: Suitable for various steel construction projects, ensuring strong and durable welds.
- Boiler and Container Manufacturing: Ideal for creating strong bonds in boilers and containers.
- Machine Manufacturing: Perfect for joining machine parts and ensuring their longevity.
- Shipbuilding: Ensures durable welds for marine structures.
- Welding Low Purity and High-Carbon Steels: Can handle a variety of steel types, ensuring versatility in applications.
Typical Base Material Grades
S235JR-E295, E335, S235J2G3-S355J2G3, C22, C35, P235T1-P355T1, P235T2,P355T2, L210-L360, L290MB-L320MB, P235G1TH, P255G1TH, P235GH-P295GH, S235JRS1, S235J4S, S315G1S-S355G3S, S255N-S355N, GE200-GE300, API 5L: A, B, X42, X46, X52, X56, X60
| Standards | Current Type |
| EN ISO 2560-A – E 42 4 B 32 H5 | D.C. (+) / A.C. |
| AWS A5.1 – E7016-1 H4 |
Chemical Composition of Weld Metal % (Typical)
- Carbon (C): 0.07
- Silicon (Si): 0.6
- Manganese (Mn): 1.0
| Mechanical Properties | |||
| Yield Strength (N/mm2) |
Tensile Strength (N/mm2) |
Impact Strength (ISO-V/-46ºC) |
Elongation (Lo=5do)(%) |
| min. 420 | 500 – 610 | min. 47 J | min. 24 |
Welding Positions
| Diameter x Length (mm) | Welding Current (A) | Package Weight (Kg) | Carton Weight (Kg) |
|---|---|---|---|
| 2.50 x 350 | 80 – 100 | 5 | 15 |
| 3.20 x 350 | 100 – 140 | 5 | 15 |
| 4.00 x 450 | 130 – 190 | 6 | 18 |
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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