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Industrial Bolting Solutions > Tensioning Systems > Spring Return Bolt Tensioners > Item # SRTAS060006  
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Item # SRTAS060006, Spring Return Bolt Tensioners



  • Unique quick release bridge adaptation
  • Piston overstroke prevention
  • Piston stroke indication
  • Compatible with MRT Tensioner range
  • Piston / cylinder misalignment compensation
  • Bolt coverage from 1" to 3 1/2" with just 4 tools
  • Designed to fit BS1560 / ANSI B16.5 / API flanges
  • Fully enclosed load cell design eliminates entry of debris into piston retraction mechanism
The Spring Return design dramatically increases productivity and safety on the job site when compared to older technology manual return tensioners.

Spring Return Bolt Tensioner
Our spring return bolt tensioner reduces operator fatigue, saving time and improving safety and productivity.

Order a load cell and an adaptor kit to make a complete tensioner. Each are sold separately.

Specifications and Dimensional Data
  • Piston stroke - 10 mm except for SRT 0 - 8 mm
  • Max. tool pressure - 21,750 psi (1,500 bar)
  • Bolt protrusion above nut = 1 x bolt diameter
  • 'D' includes an allowance for tool removal after bolt tightening with 10 mm tool stroke
  • Weight excludes puller sleeve
  • Product development is constantly taking place and dimensions may change without notice






Specifications

Tool Reference

SRT 6

Load Cell

SRTAS060001

Stud Diameter

3 in

Tool Load

553134 lb
250.9
tonf
2500
kN

Hydraulic Area

25.84 in²
16671
mm²

Dimension A

8.60 in
219.0
mm

Dimension B

6.90 in
171
mm

Dimension C (A/F)

7.2 in
182
mm

Dimension D (Imp Bolts)

12.1 in
307
mm

Dimension D (Met Bolts)

12.1 in
308
mm

Approx. Weight

50.70 lb
23.0
kg

Maximum Tool Pressure

21750 psi
1500
bar

Note

tonf/0.892=short tons


 MORE IMAGES 

·  Spring Return Bolt Tensioners-1


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