Industry-Proven reliable tools and On-site Engineering Services
TSR Series:
Precision top side BOLT TENSIONER for Critical Connections
TSR Series Topside Bolt Tensioners enable rapid flange sealing with twin-port hydraulic synchronization across oil rigs, power plants, and heavy construction. Connect multiple tools simultaneously for parallel operation.
Top side Bolt tensioner for Industrial Flange Integrity and Safety
Top side bolt tensioners are specialized hydraulic tools that apply precisely calibrated tensile force to elongate bolts, ensuring uniform load distribution across critical flanges and joints. These systems are indispensable in high-stakes environments such as offshore platforms, refinery piping, wind turbine foundations, and nuclear facilities where thermal cycling and dynamic loads risk joint failure. By eliminating torque scatter and preventing gasket compression loss, top side bolt tensioners enable safe and efficient mega-bolt installations even in confined or elevated spaces, offering unparalleled accuracy, reliability, and safety in industrial mechanical assembly.
Schmidt Top side bolt tensioner TSR Series
Schmidt TSR Series Top Side Bolt Tensioners: Precision flange integrity with twin-port efficiency and universal sizing for critical industrial connections.
Quick-Change Base
TSR Series bolt tensioners utilize a collet-style base for rapid tool-free attachment/detachment, maximizing productivity during bolt tensioning tasks.
Patented Seal Integrity
TSR Series bolt tensioners feature exclusive sealing technology, guaranteeing extended service life under extreme hydraulic pressure ratings up to 1500 bar.
Visual Alignment Port
A dedicated observation port in TSR Series bolt tensioners enables direct visual verification of washer position, ensuring critical installation accuracy.
Stroke Visibility
Piston stroke indicators on bolt tensioners provide real-time elongation monitoring, preventing over-tensioning and ensuring calibrated bolt load accuracy.
Self-Retracting Design
TSR Series bolt tensioners incorporate an automatic retraction mechanism, effectively repelling dust/sand contamination and significantly reducing maintenance-related downtime.
Rotational Flexibility
Detachable rotational bridges on TSR bolt tensioners enable 360° positioning around obstructed bolts, with quick-release levers accelerating tool alignment in congested spaces.
Unobstructed Access
Full bridge windows maximize socket visibility and wrench clearance for TSR bolt tensioners, even in deep recesses, accelerating petrochemical flange joint streamlining operations on critical fasteners.
6 core features of Top side bolt tensioner
Top side bolt tensioners are critical for precision bolting on offshore platforms, wind turbine foundations, and bridge structures, ensuring safety and accuracy in elevated or confined industrial environments.
Universal Versatility
Multi-use TSR bolt tensioners adapt to pipes/vessels/flanges with swappable heads, replacing specialized tools for cost-effective bolting solutions across industries.
Corrosion Defense
Black oxide surface treatment shield TSR bolt tensioners from saltwater/chemical corrosion, extending service life in refineries, offshore and marine splash zones.
Captive Safety
Integrated captive sockets eliminate falling tool hazards in TSR bolt tensioners during overhead operations, meeting strict offshore safety protocols for risk reduction.
Optimized Hydraulics
Matched Schmidt high-pressure pumps/hoses synchronize with TSR bolt tensioners, ensuring zero-leak performance for peak bolt load accuracy under stress.
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| Model No. | Bolt Size | Max. Load | Maximum Stroke | Cylinder Retract | Weight | A | B | C | D | |
| Kn | mm | Kg | mm | mm | mm | mm | ||||
| TSR0 | 3/4″ | M20 | 160 | 10 | manual retract | ≈2.5 | 66.8 | 92.5 | 63 | 113.5 |
| 7/8″ | M22 | 160 | 10 | manual retract | ≈2.5 | 66.8 | 92.5 | 63 | 113.5 | |
| TSR 1 | 1″ | M24 | 280 | 10 | auto retract | ≈3.7 | 85 | 116.5 | 68 | 141.5 |
| M27 | 280 | 10 | auto retract | ≈3.7 | 85 | 116.5 | 68 | 141.5 | ||
| 1-1/8″ | M30 | 280 | 10 | auto retract | ≈3.7 | 85 | 119.5 | 76 | 144.5 | |
| TSR 2 | 1″ | M24 | 450 | 10 | auto retract | ≈5.5 | 103 | 116.5 | 75 | 141.5 |
| M27 | 450 | 10 | auto retract | ≈5.5 | 103 | 119.5 | 75 | 141.5 | ||
| 1-1/8″ | M30 | 450 | 10 | auto retract | ≈5.5 | 103 | 122.5 | 80 | 144.5 | |
| 1-1/4″ | M33 | 450 | 10 | auto retract | ≈5.5 | 103 | 122.5 | 84 | 147.5 | |
| 1-3/8″ | M36 | 450 | 10 | auto retract | ≈5.5 | 103 | 125.5 | 88.5 | 150.5 | |
| TSR3 | 1-1/4″ | M33 | 660 | 10 | auto retract | ≈7.5 | 118 | 122.5 | 92 | 149.5 |
| 1-3/8″ | M36 | 660 | 10 | auto retract | ≈7.5 | 118 | 125.5 | 96 | 152.5 | |
| 1-1/2″ | M39 | 660 | 10 | auto retract | ≈7.5 | 118 | 129 | 105 | 156 | |
| 1-5/8″ | M42 | 660 | 10 | auto retract | ≈7.5 | 118 | 132 | 104.5 | 159 | |
| TSR4 | 1-1/2″ | M39 | 1000 | 10 | auto retract | ≈11.5 | 140.5 | 131.5 | 112 | 163.5 |
| 1-5/8″ | M42 | 1000 | 10 | auto retract | ≈11.5 | 140.5 | 134.5 | 114 | 166.5 | |
| 1-3/4″ | M45 | 1000 | 10 | auto retract | ≈11.5 | 140.5 | 138 | 126 | 170 | |
| 1-7/8″ | M48 | 1000 | 10 | auto retract | ≈11.5 | 140.5 | 141 | 123 | 173 | |
| 2″ | 1000 | 10 | auto retract | ≈11.5 | 140.5 | 144 | 128 | 176 | ||
| TSR5 | 2″ | M52 | 1500 | 10 | auto retract | ≈18.5 | 175.5 | 148 | 134 | 187 |
| 2-1/4″ | M56 | 1500 | 10 | auto retract | ≈18.5 | 175.5 | 154.5 | 148 | 193.5 | |
| M60 | 1500 | 10 | auto retract | ≈18.5 | 175.5 | 154.5 | 148 | 193.5 | ||
| 2-1/2″ | M64 | 1500 | 10 | auto retract | ≈18.5 | 175.5 | 161 | 153 | 200 | |
| M68 | 1500 | 10 | auto retract | ≈18.5 | 175.5 | 161 | 153 | 200 | ||
| M70 | 1500 | 10 | auto retract | ≈18.5 | 175.5 | 161 | 153 | 200 | ||
| 2-3/4″ | 1500 | 10 | auto retract | ≈18.5 | 175.5 | 167 | 165 | 205 | ||
|
Model No. |
Bolt Size |
Max. Load |
Maximum Stroke |
Cylinder Retract |
Weight |
A |
B |
C |
D |
|
|
|
|
|
Kn |
mm |
|
Kg |
mm |
mm |
mm |
mm |
|
TSR6 |
2-3/4″ |
M72 |
2500 |
10 |
auto retract |
≈33 |
219 |
167 |
172 |
216 |
|
3″ |
M76 |
2500 |
10 |
auto retract |
≈33 |
219 |
174 |
182 |
223 |
|
|
|
M80 |
2500 |
10 |
auto retract |
≈33 |
219 |
174 |
182 |
223 |
|
|
3-1/4″ |
M85 |
2500 |
10 |
auto retract |
≈33 |
219 |
180 |
190 |
229 |
|
|
3-1/2″ |
M90 |
2500 |
10 |
auto retract |
≈33 |
219 |
186 |
205 |
235 |
|
|
TSR7 |
3-1/2″ |
M90 |
3200 |
10 |
auto retract |
≈47 |
252 |
186 |
230 |
241 |
|
|
M95 |
3200 |
10 |
auto retract |
≈47 |
252 |
186 |
230 |
241 |
|
|
3-1/4″ |
M100 |
3200 |
10 |
auto retract |
≈47 |
252 |
192 |
235 |
247 |
|
|
4″ |
|
3200 |
10 |
auto retract |
≈47 |
252 |
199 |
242 |
254 |
|
|
TSR8 |
4″ |
M105 |
4100 |
10 |
auto retract |
≈63.5 |
283 |
199 |
255 |
264 |
|
|
M110 |
4100 |
10 |
auto retract |
≈63.5 |
283 |
199 |
255 |
264 |
|
|
4-1/4″ |
M115 |
4100 |
10 |
auto retract |
≈63.5 |
283 |
205 |
260 |
270 |
|
|
4-1/2″ |
|
4100 |
10 |
auto retract |
≈63.5 |
283 |
212 |
270 |
277 |
|
|
TSR9 |
|
M115 |
4857 |
10 |
auto retract |
≈74 |
318 |
225 |
272 |
290 |
|
|
M125 |
4857 |
10 |
auto retract |
≈74 |
318 |
225 |
272 |
290 |
|
|
TSR10 |
|
M130 |
7068 |
10 |
auto retract |
≈130 |
375 |
250 |
312 |
335 |
|
|
M145 |
7068 |
10 |
auto retract |
≈130 |
375 |
250 |
312 |
335 |
|
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Where hands meet steel’s hardest challenges—in salt-raged heights, dust-choked depths, and pipeline confines—Schmidt stands as your steadfast ally. Turning every critical bolt into a covenant of safety and resilience.
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