Giotto Orbital Tube to Tubesheet TIG Welding Head
Orbital heads for tube to tube sheet TIG welding for the manufacture of tube bundle heat exchangers
Technical Data
| GIOTTO | GIOTTO AVC | ||
|---|---|---|---|
| General features | |||
| Duty Cycle | A (65%) | 250 | 250 |
| Weld Speed | RPM | 6 | 6 |
| ID Tube | mm | inches | 10 | 0.393 | 10 | 0.393 |
| OD Standard Tube | mm | inches | 51 | 2.008 | 51 | 2.008 |
| Welding head cooling | closed liquid circuit | closed liquid circuit | |
| Weld geometry | |||
| Flush tube | standard | standard | |
| Recessed tube | mm | inches | 3,0 | 0.118 | NA |
| Protruding tube (max.) | mm | inches | 12,0 | 0.472 | 10,0 | 0.393 |
| Tungsten | |||
| 1.6 | optional | optional | |
| 2.4 | standard | standard | |
| 3.2 | optional | optional | |
| Electrode distance adjustment | mm | inches | manual 12 | 0.472 |
automatic AVC 12 | 0.472 |
| Wire | |||
| Wire speed | rotating on head | rotating on head | |
| Wire reel (weight / dia) | kg/mm | lbs/inches | 1/100 | 2.21/3.937 | 1/100 | 2.21/3.937 |
| Recommended wire dia. | mm | inches | 0,8 | 0.0315 | 0,8 | 0.0315 |
| Wire speed (max.) | cm/min | inches/min | 200 | 78 | 200 | 78 |
| Dimensions | |||
| Dimensions (LxBxH) | mm | inches | 510x150x400 | 20x6x16 | 510x150x400 | 20x6x16 |
| Weight excluding cables and spools | kg | lb | 12 | 26.45 | 13 | 28.66 |
| Cable length | m | ft | 6 | 19.7 | 6 | 19.7 |
Tooling Chart
| Tube | HC Cartridge |
HS Spindle |
|
|---|---|---|---|
| Inside Dia | |||
| mm | inches | Code | Code |
| 10,0 - 10,5 | 0.394 - 0.413 | HC-1 | HS-A |
| 10,5 - 11,0 | 0.413 - 0.433 | HC-2 | |
| 11,0 - 11,5 | 0.433 - 0.453 | HC-3 | |
| 11,5 - 12,0 | 0.453 - 0.472 | HC-4 | |
| 12,0 - 12,5 | 0.472 - 0.492 | HC-5 | |
| 12,5 - 13,0 | 0.492 - 0.512 | HC-6 | |
| 12,8 - 14,0 | 0.504 - 0.551 | HC-7 | |
| 13,8 - 15,0 | 0.543 - 0.590 | HC-8 | HS-B |
| 14,8 - 16,0 | 0.583 - 0.630 | HC-9 | |
| 15,8 - 17,0 | 0.622 - 0.669 | HC-10 | |
| 16,8 - 18,0 | 0.661 - 0.709 | HC-11 | |
| 17,8 - 19,0 | 0.701 - 0.748 | HC-12 | |
| 18,8 - 20,5 | 0.740 - 0.807 | HC-13 | |
| 19,8 - 22,5 | 0.779 - 0.886 | HC-14 | |
| 22,3 - 25,0 | 0.878 - 0.984 | HC-15 | HS-C |
| 24,5 - 27,0 | 0.965 - 1.060 | HC-16 | |
| 26,5 - 29,0 | 1.043 - 1.141 | HC-17 | |
| 28,5 - 31,0 | 1.122 - 1.220 | HC-18 | |
| 30,5 - 33,0 | 1.201 - 1.229 | HC-19 | |
| 32,5 - 36,0 | 1.279 - 1.417 | HC-20 | |
| 35,5 - 39,0 | 1.398 - 1.535 | HC-21 | |
| 38,5 - 42,0 | 1.516 - 1.653 | HC-22 | |
| 41,5 - 45,0 | 1.634 - 1.772 | HC-23 | |
| 44,5 - 48,0 | 1.752 - 1.890 | HC-24 | |
| 47,5 - 51,0 | 1.870 - 2.008 | HC-25 | |
| 50,5 - 54,0 | 1.988 - 2.126 | HC-26 | HS-D |
| 53,5 - 58,0 | 2.106 - 2.283 | HC-27 | |
| 57,5 - 62,0 | 2.264 - 2.441 | HC-28 | |
| 61,5 - 68,0 | 2.421 - 2.677 | HC-29 | |
| 65,5 - 70,0 | 2.579 - 2.756 | HC-30 | |
| 69,5 - 74,0 | 2.736 - 2.913 | HC-31 | |
| 73,5 - 78,0 | 2.894 - 3.071 | HC-32 | |
| 77,5 - 82,0 | 3.051 - 3.228 | HC-33 | |
