Hydraulic bolt tensioner for wind power
Blackiron- BWT series
Ideal for use in wind tower bolt tensioning
Gọi (+84) 828 31 08 99 để được tư vấn.
Technical Description
Multi-stage hydraulic spring return bolt tensioner. Ideal for use on wind towers, suitable for various bolt sizes.
Operating pressure 1350 bar, safety valve, limit switch indicator, interchangeable nut bridge, spring-loaded nut swivel socket, 10 mm stroke.
Special production on request for oversized nuts
Specifications
| Item Code | Bolt Size & Pitch | Stud protrusion min | Stud protrusion max | Max Stroke | Max Load | Hydraulic pressure area | Ext. Diameter | Tot. Heigh | Interaxis min | Tot. Weight |
| mm | mm | mm | kN | mm2 | mm | mm | mm | Kg | ||
| BWT24 | M24x3 | 51 | 60 | 7 | 292,0 | 2171,0 | 60 | 212 | – | 4,8 |
| BWT30 | M30x3,5 | 59 | 71 | 8 | 469,5 | 3486,8 | 74 | 230 | 64 | 7,4 |
| BWT33 | M33x3,5 | 64 | 75 | 10 | 575,8 | 5028,0 | 79 | 230 | 71 | 8,4 |
| BWT36 | M36x4 | 70 | 92 | 10 | 667,1 | 4996,0 | 85 | 249 | 77 | 10,1 |
| BWT39 | M39x4 | 72 | 90,5 | 10 | 807,5 | 6012,0 | 92,5 | 268 | 82 | 13 |
| BWT42 | M42x4,5 | 82 | 95 | 10 | 924,5 | 6862,1 | 98,5 | 301 | 92 | 15,5 |
| BWT45 | M45x4,5 | 79 | 98,5 | 10 | 1080,5 | 8021,3 | 105 | 284 | 93,2 | 16,9 |
| BWT48 | M48x5 | 49 | 173 | 10 | 1220,1 | 9056,3 | 112 | 369 | 104 | 23,2 |
| BWT56 | M56x5,5 | 72 | 153 | 10 | 1687,0 | 12525,0 | 132 | 348,5 | 116 | 33,6 |
| BWT64 | M64x6 | 61 | 138,5 | 10 | 1988,0 | 14778,0 | 136,5 | 384 | 145 | 31,1 |
