Classification: E7018-G H4R (AWS/ASME SFA - 5.5)
Basic coated electrode, designed to resist to atmospheric corrosion and to provide high charpy impact energy down to -40°C.
Price on request
Price and availability are provided by quotation. Send an enquiry with quantity and variant.
Product description
Basic coated electrode, designed to resist to atmospheric corrosion and to provide high charpy impact energy down to -40°C. Suitable for welding steel constructions like bridge, off-shore platforms, stadium, which are made of weathering steels and thick sections of them. Especially 2,50 mm and 3,25 mm diameter well suited for positional welding. Welds are of X-ray quality.
Standards and classifications
| AWS/ASME SFA - 5.5 | E7018-G H4R |
| EN ISO 2560 - A | E 42 4 Z 1Ni B 42 H5 |
| TS EN ISO 2560 - A | E 42 4 Z 1Ni B 42 H5 |
Base materials
| EN | DIN |
|---|---|
| S235J2W - S355J2W | WT St 37.3 - WT St 52.3 |
Typical chemical values of weld metal
| Type of Analysis | C | Si | Mn | Ni | Cu |
|---|---|---|---|---|---|
| Weld Deposit | 0.05 | 0.30 | 0.90 | 1.00 | 0.60 |
Typical mechanical values of weld metal
| Test Condition | Yield Strength (N/mm²) | Tensile Strength (N/mm²) | Elongation A5 (%) | Charpy V-Notch Properties (J) | |
|---|---|---|---|---|---|
| As welded | 460 | 580 | 26 | -20°C → 120 | -40°C → 70 |
Welding positions
PAPBPCPDPEPF
Polarity
DC(+)
Welding parameters and efficiency
| Diameter x Length (mm) | Current (A) |
|---|---|
| 2.50x350 | 60-90 |
| 3.25x350 | 90-140 |
| 4.00x450 | 130-180 |
| 5.00x450 | 180-240 |
Variants and packaging
| Product Code | Diameter X Length (mm) | Pieces per Box (~) | Weight Of The Box (kg) | Boxes Per Package | Weight Of The Package | Packaging Type |
|---|---|---|---|---|---|---|
| 12001HKEM2 | 2.50x350 | 115 | 2.5 | 6 | 15.5 | VAC Box |
| 12001HREM2 | 2.50x350 | 206 | 4.5 | 3 | 13.9 | Cardboard Box |
| 12001NKEM2 | 3.25x350 | 71 | 2.5 | 6 | 15.5 | VAC Box |
| 12001NREM2 | 3.25x350 | 128 | 4.5 | 3 | 13.9 | Cardboard Box |
| 12001SSEM2 | 4.00x450 | 95 | 6.5 | 3 | 19.9 | Cardboard Box |
| 12001VSEM2 | 5.00x450 | 63 | 6.5 | 3 | 19.9 | Cardboard Box |
Storage and re-drying
- It can be dried maximum 5 times.
- It has to be dried at 350°C for 2 hours.
Documentation
Documents open from the official Magmaweld pages (PDF).