Mailbox: tct@techtension.com | Tel: 0411-87553176

Techtension Industrial • Pre Tighten The Bolts Of The World

Bolt Tensioner Series

Products

PRODUCTS

Standard Bolt Tensioner

Custom Bolt Tensioner

Monomer bolt stretching machine

Non-standard customized products

Torque Wrench

Hydraulic jack

Super high pressure hydraulic pump

Annex

Sales (after-sales)

0411-87553176

TTA Series Standard Bolt Tensioner

Used for single-stage cylinders. It has good applicability for large diameter bolts. For bolts with similar diameters, the tensile nuts can be replaced to share a set of hydraulic cylinders, which has good interchangeability. Suitable for many different applications.

TTA Series Standard Bolt Tensioner

TTS Series Standard Bolt Tensioner

Used in single-stage cylinder and multi-stage cylinder. It has good applicability for small diameter bolts (minimum diameter M8) and can also be used for large diameter bolts. It is suitable for working conditions with large tensile force, narrow radial space and abundant axial space.

TTS Series Standard Bolt Tensioner

TTC Series Standard Bolt Tensioner

Used for single-stage cylinders. The integrated design of stretching nut and hydraulic cylinder, the hydraulic cylinder comes with stretching thread, compact structure, light weight and simple operation. Commonly used in narrow space conditions.

TTC Series Standard Bolt Tensioner

Special bolt tensioner for deep sea industry

According to the customer interface size and space requirements, to help you customize the bolt tensioner parts, custom stretching nut, custom skirt, custom main nut sleeve, standard hydraulic cylinder.

Special bolt tensioner for deep sea industry

Special bolt tensioner for petrochemical industry

Special bolt tensioner for wind power industry

SG primary side manhole, PZR manhole bolt tensioner

SG secondary side manhole bolt tensioner

SG Inspection Hole Bolt Tensioner

SG hand hole bolt tensioner

Anchor box manhole bolt tensioner

Main pump horizontal support anchor bolt tensioner

Regulator Ear Seat Anchor Pull Rod Bolt Tensioner

Pressurizer ear seat anchor rod bolt stretching machine

Regulator Ear Seat Anchor Pull Rod Bolt Tensioner

SG Upper Horizontal Support Anchor Rod Bolt Tensioner

SG Upper Horizontal Support Anchor Tie Rod Bolt Tensioner

SG Upper Horizontal Support Anchor Rod Bolt Tensioner

Major Special 4 Bolt Stretching Machine

Major special 4 hydraulic bolt stretching machine

Major Special 4 Bolt Stretching Machine

K2 Karachi Bolt Stretching Machine

K2 Karachi Hydraulic Bolt Stretching Machine

K2 Karachi Bolt Stretching Machine

Major special bolt drawing machine

Major special hydraulic bolt stretching machine

Major special bolt drawing machine

Hainan Changjiang Small Reactor Pressure Vessel Bolt Tensioner

Hainan Changjiang Small Reactor Pressure Vessel Hydraulic Bolt Tensioner

Hainan Changjiang Small Reactor Pressure Vessel Bolt Tensioner

Main pump bolt stretching machine

Main pump hydraulic bolt stretching machine

Main pump bolt stretching machine

09 Jingyou Project Bolt Stretching Machine

09 Jingyou Project Hydraulic Bolt Stretching Machine

09 Jingyou Project Bolt Stretching Machine

Hualong No.1 Hydraulic Bolt Stretching Machine

AP1000 Bolt Stretching Machine

AP1000 Hydraulic Bolt Stretching Machine

AP1000 Bolt Stretching Machine

Reactor main nut hand-held automatic disassembly tool

Reactor main nut disassembly and assembly transfer tool

Reactor screw hole blockage tool

Main bolt rotation device

TTEPSF series automatic hydraulic pump station

Hydraulic system: it has the functions of step-up, stable pressure relief, overpressure protection, shutdown pressure maintenance, startup pressure maintenance, low pressure reset, manual preset working pressure within the working load range, etc.

TTEPSF series automatic hydraulic pump station

Test platform for core hydraulic components of reactor integral bolt drawing machine

Dismounting and assembling platform for core hydraulic components of reactor integral bolt drawing machine

Off-line automatic replacement flushing device for electro-hydraulic switching valve

TTM series drive shaft type hydraulic torque wrench

The flexibility of its integrated body and design can adapt to various complex applications. Ensure that the set torque accuracy is within 3%, the working pressure is 0-70MPa, and the torque is 188Nm-70660Nm, which can also be customized according to special requirements.

TTM series drive shaft type hydraulic torque wrench

TTX series hollow hydraulic torque wrench

The work head containment design can be extended to metric, imperial hexagon inserts and sockets. Can also be specially customized up to 150MPa.

TTX series hollow hydraulic torque wrench

TTAW-B Series Bent Handle Pneumatic Torque Wrench

TTAW-B Series

TTAW-B Series Bent Handle Pneumatic Torque Wrench

TTAW-S Series Pneumatic Torque Wrench with Straight Handle

TTAW-S Series

TTAW-S Series Pneumatic Torque Wrench with Straight Handle

TTEW-S Series Electric Torque Wrench with Straight Handle

TTEW-S Series

TTEW-S Series Electric Torque Wrench with Straight Handle

TTEW-C series portable lithium battery electric torque wrench

TTEW-C Series

TTEW-C series portable lithium battery electric torque wrench

TTEW-B series electric torque wrench with bent handle

TTEW-B Series

TTEW-B series electric torque wrench with bent handle

TTSTC series ultra-high pressure ultra-thin jack

When the test pressure exceeds the rated working pressure by 1.5 times, compared with similar hydraulic jacks, the same body height has a longer jacking stroke.

TTSTC series ultra-high pressure ultra-thin jack

TTRCS Series Single-acting Thin-walled Jack

The unique dust ring design reduces the internal pollution of the cylinder body and prolongs the service life. This series also has a multi-function jack, which can be used as both a bolt tensioner and a jack.

TTRCS Series Single-acting Thin-walled Jack

Special jack

TTEPS series electric hydraulic pump

TTEPS series electric hydraulic pump set hydraulic control system in one, with fast boost, overpressure protection, stop pressure and stable pressure relief and other functions, widely used in all hydraulic control related occasions.

TTEPS series electric hydraulic pump

TTEP series electric hydraulic pump

TTEP series electric hydraulic pump set hydraulic control system in one, with fast boost, overpressure protection, stop pressure and stable pressure relief and other functions, widely used in all hydraulic control related occasions.

TTEP series electric hydraulic pump

TTAP Series Pneumatic Hydraulic Pump

TTAP series pneumatic hydraulic pumps use compressed air as power to drive the piston to form high-pressure oil. It has the advantages of fast boost, low noise, compact structure, light weight, and convenient movement. It is an ideal power source for hydraulic systems. In recent years, it has been widely used. Used in nuclear power, petrochemical and other fields.

TTAP Series Pneumatic Hydraulic Pump

TTHP series manual hydraulic pump

The manual hydraulic pump is simpler to operate, it allows the hydraulic cylinder or hydraulic tool to reach its working position more quickly.

TTHP series manual hydraulic pump

TTQ Series Quick Plug Connector

80MPa 100MPa 150MPa 200MPa 300MPa

TTQ Series Quick Plug Connector

TTD series oil separation module

Several hydraulic pipelines can be connected at the same time, so that a single pump is connected to multiple stretchers or other hydraulic components, and oil separation modules with different appearance and different interface sizes can be designed according to actual needs.

TTD series oil separation module

TTMNS series main nut sleeve

TTPG Series Seismic Pressure Gauge

Data acquisition system for tensile measurement

The instrument measured by the data acquisition system can choose wired and wireless forms according to customer requirements, with a measurement accuracy of 0001mm; in order to meet customer needs and improve on-site work efficiency and data recording accuracy, we independently developed and designed a set of automatic wired/wireless elongation measurement data acquisition system

Data acquisition system for tensile measurement

BR series shift lever

TK Series TS Series Ultra High Pressure Seal Ring

TTHO series barreled hydraulic oil

Products

An innovative technology research and development enterprise focusing on special industrial bolt pre-tightening technology, providing a variety of ultra-high pressure hydraulic products for domestic and foreign customers

SG primary side manhole, PZR manhole bolt tensioner

Taikai Industry

SG secondary side manhole bolt tensioner

Taikai Industry

SG Inspection Hole Bolt Tensioner

Taikai Industry

SG hand hole bolt tensioner

Taikai Industry

Anchor box manhole bolt tensioner

Taikai Industry

Main pump horizontal support anchor bolt tensioner

Taikai Industry

All products

TECHTENSION Industries • Pre-tighten the bolts of the world

TECHTENSION Industry is an innovative technology research and development enterprise focusing on special industrial bolt pre-tightening technology, integrating R & D design, manufacturing, assembly and debugging, technical support and product leasing.

It has provided a variety of ultra-high pressure hydraulic products for domestic and foreign customers, and has more than 60 patents. It has passed the ISO9001 quality management system certification, and has won many honorary titles such as "High-tech Enterprise", "Gazelle Enterprise", "Integrity Management Demonstration Unit", "Dalian City Credit Rating AAA Enterprise", and "Special New Products (Technology)" in Liaoning Province in 2022 by the Ministry of Industry and Information Technology.

3000 +

Company construction area of 3000 m²

2008 +

Company establishment time

10000 +

COOPERATION CUSTOMERS

Company Profile

Products

Engineering Services

engineering case

According to the special needs of customers, we provide non-standard customized products, and have served customers in many fields such as nuclear power, petroleum and petrochemical, and wind power for many years.

Pakistan Karachi Nuclear Power Unit 2 Main Bolt and Bolt Tensioner Pre-maintenance and Overhaul Instrument and Control System

Provide online replacement bolt service of Hualong main pump for nuclear power plant

Provide nuclear power plant customers with steam generators, stabilizer bolt tensioners and on-site escort services, training

For nuclear power plant customers to provide steam generator, stabilizer with bolt tensioner and on-site escort service, training.

Provide nuclear fuel control rod drive mechanism flange bolt tension machine for nuclear power plant, on-site training and escort service

Provide petrochemical companies with bolt tensioners for installation and maintenance of LDPEEVA devices, on-site measurement and exploration, equipment use training and full-process escort.

Provide petrochemical companies with bolt tensioners for installation and maintenance of LDPE/EVA devices, field measurement and exploration, equipment use training and full-process escort.

Provide overall bolt tensile machine training for nuclear power plant customers, including equipment function explanation, operation demonstration, function test, etc.

Information Center

Wind power has a high level of trust and praise!

In February 2024, Comrade Chen Liang, the head of our customer support department, went to a new energy wind power plant in Chongqing to provide technical services.

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