El Atom Arc 8018-SR es un electrodo E8018-G para soldadura fuera deposición diseñado para aplicaciones de relevación de esfuerzo.
El Atom Arc 7018-SR, es un electrodo para soldadura fuera de posición bajo en Hidrógeno. La resistencia a la humedad y la apariencia de la soldadura, es similar a otros electrodos Atom Arc. El Atom Arc 8018-SR fue desarrollado para mantener una fuerza de tensión de 80 ksi (552 Mpa) después de 50 horas de relevacion de esfuerzo.

| Stress Relieved 8 hrs. @ 1150ºF (621ºC) | |
|---|---|
| Yield Strength | 71 ksi, 490 MPa |
| Tensile Strength | 85 ksi, 587 MPa |
| Elongation in 2" | 29 % |
| Stress Relieved 20 hrs. @ 1150ºF (621ºC) | |
| Yield Strength | 72 ksi, 495 MPa |
| Tensile Strength | 85 ksi, 580 MPa |
| Reduction in Area | 76 % |
| Elongation in 2" | 30 % |
| Stress Relieved 50 hrs. @ 1150ºF (621ºC) | |
| Yield Strength | 69 ksi, 470 MPa |
| Tensile Strength | 82 ksi, 562 MPa |
| Reduction in Area | 76 |
| Elongation in 2" | 32 % |
| Typical Charpy V-Notch Impact Properties | |
| Testing Temperature 60ºF (16ºC) | |
| Stress Relieved 8 hrs. @ 1150ºF (621ºC) | 160 ft.-lbs., 217 J |
| Stress Relieved 20 hrs. @ 1150ºF (621ºC) | 172 ft.-lbs., 233 J |
| Stress Relieved 50 hrs. @ 1150ºF (621ºC) | 165 ft.-lbs., 224 J |
| Testing Temperature -50ºF (-46ºC) | |
| Stress Relieved 8 hrs. @ 1150ºF (621ºC) | 108 ft.-lbs., 146 J |
| Stress Relieved 20 hrs. @ 1150ºF (621ºC) | 106 ft.-lbs., 144 J |
| Stress Relieved 50 hrs. @ 1150ºF (621ºC) | 114 ft.-lbs., 155 J |
| Typical Undiluted Weld Metal Analysis | |
| C | 0.08 % |
| Mn | 1.10 % |
| Si | 0.3 % |
| P | 0.014 % |
| Cr | 0.007 % |
| Ni | 1.0 % |
| Mo | 0.3 % |
| Part No. | Model / Product Description | UPC |
|---|---|---|
| 255041832 | AA 8018-SR 1/8X14X50#HS | 662303017064 |
| 255043135 | AA 8018-SR 3/16X14X50#HS | 662303017095 |
| 255043143 | AA 8018-SR 3/32X14X50#HS | 662303017101 |
| 255045338 | AA 8018-SR 5/32X14X50#HS | 662303017132 |
| 255041840 | AA 8018-SR 1/8X14X10#HS | 662303054366 |
| 255041857 | AA 8018-SR 5/32X14X10#HS | 662303054373 |
| 255043150 | AA 8018-SR 7/32X18X50#HS | 662303044626 |
| Diameter | Optimal Amperage | Range Amperage | Deposition Rate | Efficiency |
|---|---|---|---|---|
| 3/32 in, 2.4 mm | 90 A | 70 - 100 | 1.7 lbs./hr., 0.8 kg./hr. | 66.3 % |
| 1/8 in, 3.2 mm | 120 A | 90 - 160 | 2.6 lbs./hr., 1.2 kg./hr. | 71.6 % |
| 140 A | 90 - 160 | 2.7 lbs./hr., 1.2 kg./hr. | 70.9 % | |
| 5/32 in, 4.0 mm | 140 A | 130 - 220 | 3.1 lbs./hr., 1.4 kg./hr. | 75 % |
| 170 A | 130 - 220 | 3.8 lbs./hr., 1.7 kg./hr. | 73.5 % | |
| 3/16 in, 4.8 mm | 200 A | 200 - 300 | 4.9 lbs./hr., 2.2 kg./hr. | 76.4 % |
| 250 A | 200 - 300 | 5.4 lbs./hr., 2.4 kg./hr. | 74.6 % | |
| 7/32 in, 5.6 mm | 250 A | 250 - 350 | 6.5 lbs./hr., 2.9 kg./hr. | 75 % |
| 300 A | 250 - 350 | 7.2 lbs./hr., 3.3 kg./hr. | 74 % | |
| 1/4 in, 6.4 mm | 300 A | 300 - 400 | 7.7 lbs./hr., 3.5 kg./hr. | 78 % |
| 350 A | 300 - 400 | 8.7 lbs./hr., 3.9 kg./hr. | 77 % |
El precalentamiento debe usarse con aceros endurecibles para prevenir el endurecimiento en zonas afectadas por el calor. El precalentamiento puede ser requerido cuando se sueldan secciones pesadas.
All listed prices are in U.S. dollars and represent the Manufacturer's Suggested Retail Price (MSRP) for sale in the United States. Actual selling price will be determined by the Distributor. Prices are subject to change without notice.