Products Hydraulic bolt tensioners
Hydraulic bolt tensioners
KET-WST Subsea Bolt Tensioner

Feat: Fast and efficient, improving the reliability of equipment in deep sea operations.

Use: Used for seabed bolt nut removal pre-tightening.

  • Detail
  • Tech
  • Case
  • Vid
  • Also
Details
Features:
  • Piston travel – 1.18 inches (-0.79 inches except WST1)
  • Maximum working pressure 1500 bar
  • “D” contains the range within which the bolt is allowed to move after tightening up to a stroke of 30 mm
  • Ultra-high pressure manual hydraulic pump, ultra-high pressure pneumatic hydraulic pump, ultra-high pressure electric hydraulic pump can be used together
Specs
Model Working Pressure (Mpa) bolt diameter Maximum load (kN) Body height (mm) Maximum stroke(mm) Cylinder body diameter(mm) Cylinder height(mm) Support base outside diameter(mm) Cylinder area of action (mm²) Weight (kg)
KET-WST-20 150 M20 140 117 20 66 96.5 48 943 1.7
KET-WST-22 150 M22 140 117 20 66 96.5 48 943 1.7
KET-WST-24 150 M24 239 147 30 82 127 60 1569 3.7
KET-WST-27 150 M27 239 147 30 82 127 60 1569 3.7
KET-WST-30 150 M30 239 147 30 82 127 60 2533 3.7
KET-WST-33 150 M33 380 163 30 97 137 77 2533 6
KET-WST-36 150 M36 380 163 30 97 137 77 3676 6
KET-WST-39 150 M39 551 169 30 111 145 90 3676 7
KET-WST-42 150 M42 551 169 30 111 145 90 5868 7
KET-WST-45 150 M45 880 189 30 111 145 90 5868 11.2
KET-WST-48 150 M48 880 189 30 136 158 114 5868 11.2
KET-WST-52 150 M52 880 189 30 136 158 114 10433 11.2
KET-WST-56 150 M56 1564 223 30 177 180 140 10433 21.3
KET-WST-60 150 M60 1567 223 30 177 180 140 10433 21.3
KET-WST-64 150 M64 1564 223 30 177 180 140 10433 21.3
KET-WST-72 150 M72 1564 223 30 177 180 140 17174 33.6
KET-WST-76 150 M76 2576 255 30 217 202 180 17174 33.6
KET-WST-80 150 M80 2576 255 30 217 202 180 17174 33.6
KET-WST-85 150 M85 2576 255 30 217 202 180 17174 33.6
KET-WST-90 150 M90 2576 255 30 217 202 180 17174 33.6