ATOM ARC 8018
Atom Arc 8018 electrodes deposit 1% Ni weld metal. They are used primarily to weld high-tensile steels in the 70-80 ksi (483-552 MPa) tensile strength range, especially where notch toughness at temperatures as low as -40°F (-40°C) is required.
Industries
- Pipeline
- Bridge Construction
- Power Generation
- Ship/Barge Building
- Mobile Equipment
- Petrochemical
- Industrial and General Fabrication
Welding Process
- SMAW/MMA (Stick)
Typical Tensile Properties
| Condition | Elongation | Tensile Strength | Testing Temperature | Testing Time | Yield Strength |
| Stress Relieved | 30 % | 81 ksi | 1150 °F | 8 hr | 70 ksi |
| As Welded | 30 % | 85 ksi | - | - | 74 ksi |
Typical Charpy V-Notch Properties
| Condition | Impact Value | Testing Temperature | Test Condition Temp | Test Condition Time |
| As Welded | 124 ft-lb | -20 °F | - | - |
| As Welded | 114 ft-lb | -40 °C | - | - |
| Stress Relieved | 129 ft-lb | -20 °F | 1150 | 8 |
| Stress Relieved | 115 ft-lb | -40 °C | 1150 | 8 |
Typical Weld Metal Analysis
| weld metal analysis | ||||||||||
| P | Mn | Cu | Mo | C | S | Nb | V | Si | Ni | Cr |
| 0.01 % | 1.08 % | 0.139 % | 0.12 % | 0.045 % | 0.01 % | 0.003 % | 0.009 % | 0.31 % | 0.91 % | 0.06 % |
| Approvals: | ABS; 3Y/AWS A5.5: E8018-C3; CWB CSA W48; E5518-C3; LR; 4Y40M(H10); QPL-22200/1; MIL-8018-C3 |
| Classifications: | ASME SFA 5.5; AWS A5.5; E8018-C3 H4R |
Approvals are based on factory location. Please contact ESAB for more information.
| Coating Type: | Low-hydrogen iron powder |
| CTOD-Tested: | False |
| Welding Current: | AC or DC+ |