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Boltight T21 Hydraulic Bolt Tensioner
233 k.N Hydraulic Bolt Tensioner, Load Return Cylinder, [M16–M27], 3/4“ - 1.1/8“
| Model | T21 |
| Capacity (ton) | 23 Ton |
| Capacity (k.N) | 233 k.N |
| Bolt Size (metric) | M16 - M27 |
| Bolt Size (imperial) | 3/4" - 1.1/8" inch |
| Work. Pressure | 1500 Bar |
| Cylinder stroke | 12 mm |
| Hydraulic Area | 15.5 cm² |
| Outside Dia. | 73 mm |
| Tool Weight | 2.3 kg |
| Brand | Boltight - Nord Lock |
| Origin | United Kingdom |
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General product informationFeatures
- Load capacity ton 23 – 263 tn
- Load capacity k.N 233 – 2629 k.N
- Compatible with metric bolts M16 – M100
- Compatible with imperial bolts 3/4” – 4.0”
- Load return 1500 bar hydraulic system
- 12 mm stroke and 15 mm stroke available
- Larger or special designs available on request
- Tools are available in metrical and imperial sizes
- Suitable for single or multi-tensioning applications
- Fits most ANSI B16.5, MSS SP-44 and API17D flanges
- Single-twin port options, fitted with Cejn 116 series
- Origin United Kingdom, made by Boltight -Nord Lock
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Product technical specificationsTechnical Specifications
Boltight T-Series standard range of topside Hydraulic bolt tensioners are easy to install. Designed to fit most standard flanges (ANSI 16.5, API 605, MSS SP44, etc).
| Model | Capacity | Outside Dia. | Bolt Size | Hydraulic Area | Stroke | Bolt | Thread | A | H1 | H2 | H3 | E | Weight | ||
| No | Ton | k.N | mm (D1) | metrik (D2) | inch | cm² | mm | mm | Pitch | mm | mm | mm | mm | mm | kg |
|
T21 |
23 |
233 |
73 | M16 | * | 15.5 | 12 | 27 | 2.0 | 53 | 102 | 16 | 145 | 16 | 2.3 |
| 73 | M20 | 3/4’’ | 15.5 | 12 | 30 | 2.0 | 53 | 102 | 20 | 145 | 20 | 2.3 | |||
| 73 | M22 | 7/8’’ | 15.5 | 12 | 32 | 2.5 | 53 | 102 | 22 | 145 | 22 | 2.3 | |||
| 73 | M24 | 1’’ | 15.5 | 12 | 36 | 3.0 | 62 | 102 | 24 | 145 | 24 | 2.3 | |||
| 73 | M27 | 1-1/8’’ | 15.5 | 12 | 41 | 3.0 | 62 | 102 | 27 | 145 | 27 | 2.3 | |||
How Bolt Tensioner Works:
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Applications including:
- All Oil & Gas Flanges
- Heat Exchangers
- Pressure vessels
- Exchange covers & nozzles
- Boiler feed pump
- Manufacturing machinery
- Cranes
- Clamps
