Spring return bolt tensioner – imperial – SBT
Spring return bolt tensioner – imperial – SBT
Single acting design with spring assisted piston retraction. High grade alloy steel construction with nitrocarburised, corrosion resistant, piston. Maximum stroke indicator to warn aggainst over extension. Safety over stroke device to protect operator from injury and longevity at high pressure. Dual quick connect inlet and outlet couplings for easy multiple tensioner connection. Designed to fit most sizes of ANSI and API flanges and some Compact flanges. Interchangeable accessories to cover multiple stud bolt sizes using same tensioner.
Technical specifications
| Model number | Bolt thread size | Threads per inch | Capacity | Effective area | Stroke | Weight | Dimensions [mm] | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| [kN] | [t] | [cm2] | [mm] | [kg] | A | B | C (min) | D | E | F | |||
| SBT2-125B1 | 1 1/4″ | 8 | 457 | 46.6 | 30.5 | 15 | 4.0 | 102 | 39 | 127 | 164 | 91 | 74 |
| SBT2-137B1 | 1 3/8″ | 8 | 457 | 46.6 | 30.5 | 15 | 4.0 | 102 | 39 | 127 | 164 | 91 | 77 |
| SBT2-150B1 | 1 1/2″ | 8 | 457 | 46.6 | 30.5 | 15 | 4.0 | 102 | 39 | 123 | 164 | 91 | 80 |
| SBT3-162B1 | 1 5/8″ | 8 | 822 | 83.8 | 54.8 | 15 | 6.7 | 137 | 47 | 146 | 188 | 94 | 92 |
| SBT3-175B1 | 1 3/4″ | 8 | 822 | 83.8 | 54.8 | 15 | 6.7 | 137 | 47 | 143 | 188 | 94 | 93 |
| SBT3-175B2 | 1 3/4″ | 8 | 822 | 83.8 | 54.8 | 15 | 7.2 | 137 | 50 | 148 | 193 | 94 | 94 |
| SBT3-187B1 | 1 7/8″ | 8 | 822 | 83.8 | 54.8 | 15 | 6.7 | 137 | 47 | 139 | 188 | 94 | 97 |
| SBT3-187B2 | 1 7/8″ | 8 | 822 | 83.8 | 54.8 | 15 | 7.2 | 137 | 50 | 144 | 193 | 94 | 104 |
| SBT3-200B2 | 2″ | 8 | 822 | 83.8 | 54.8 | 15 | 7.2 | 137 | 50 | 141 | 193 | 94 | 104 |
| SBT4-187B1 | 1 7/8″ | 8 | 1264 | 128.9 | 84.3 | 15 | 11.0 | 167 | 50 | 147 | 197 | 97 | 104 |
| SBT4-200B1 | 2″ | 8 | 1264 | 128.9 | 84.3 | 15 | 11.0 | 167 | 50 | 143 | 197 | 97 | 104 |
| SBT4-200B2 | 2″ | 8 | 1264 | 128.9 | 84.3 | 15 | 12.2 | 167 | 62 | 155 | 213 | 97 | 106 |
| SBT4-225B2 | 2 1/4″ | 8 | 1264 | 128.9 | 84.3 | 15 | 12.2 | 167 | 62 | 150 | 213 | 97 | 121 |
| SBT4-250B2 | 2 1/2″ | 8 | 1264 | 128.9 | 84.3 | 15 | 12.2 | 167 | 62 | 145 | 213 | 97 | 127 |
| SBT5-250B1 | 2 1/2″ | 8 | 1833 | 186.9 | 122.2 | 15 | 16.5 | 209 | 73 | 162 | 229 | 102 | 134 |
| SBT5-275B1 | 2 3/4″ | 8 | 1833 | 186.9 | 122.2 | 15 | 16.5 | 209 | 73 | 156 | 229 | 102 | 140 |
| SBT5-300B1 | 3″ | 8 | 1833 | 186.9 | 122.2 | 15 | 16.5 | 209 | 73 | 149 | 229 | 102 | 147 |
| SBT6-300B1 | 3″ | 8 | 2649 | 270 | 176.6 | 15 | 24.0 | 246 | 84 | 174 | 254 | 103 | 161 |
| SBT6-325B1 | 3 1/4″ | 8 | 2649 | 270 | 176.6 | 15 | 24.0 | 246 | 84 | 169 | 254 | 103 | 167 |
| SBT6-350B1 | 3 1/2″ | 8 | 2649 | 270 | 176.6 | 15 | 24.0 | 246 | 84 | 162 | 254 | 103 | 172 |
| SBT6-375B3 | 3 3/4″ | 8 | 2649 | 270 | 176.6 | 15 | 29.6 | 246 | 105 | 194 | 295 | 103 | 191 |
| SBT6-400B3 | 4″ | 8 | 2649 | 270 | 176.6 | 15 | 29.6 | 246 | 105 | 189 | 295 | 103 | 196 |
