Large Diameter Flat Faced Back-Up Electrode
| #4RW Taper | |||
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| AIT PART # | CMW PART # | Material (RWMA Alloy #) | (F) |
| BUE-FF-4-2-F.75 | 16-3012 | Class 2 Copper (2.18200) | 3/4 |
| BUE-FF-4-2-F1 | 16-3010 | Class 2 Copper (2.18200) | 1 |
| BUE-FF-4-2-F1.25 | 16-2030 | Class 2 Copper (2.18200) | 1-1/4 |
| #5RW Taper | |||
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| AIT PART # | CMW PART # | Material (RWMA Alloy #) | Weld Face Diameter(F) |
| BUE-FF-5-2-F.875 | 16-3021 | Class 2 Copper (2.18200) | 7/8 |
| BUE-FF-5-2-F1 | 16-3020 | Class 2 Copper (2.18200) | 1 |
| BUE-FF-5-2-F1.25 | 16-2040 | Class 2 Copper (2.18200) | 1-1/4 |
| BUE-FF-5-2-F1.5 | 16-3050 | Class 2 Copper (2.18200) | 1-1/2 |


