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SUBSEA BOLT TENSIONERS

SUBSEA BOLT TENSIONERS
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SUBSEA BOLT TENSIONERS

Product catalog summary
Overview: The document provides technical specifications and features of Subsea Bolt Tensioners, which are designed for underwater applications. These tensioners have a stroke of 30mm and cover bolt sizes from ¾” to 3.1/2”. They include a quick reaction nut feature to reduce diver fatigue and enhance safety and productivity.
Features and Benefits:
  • Quick reaction SubSea Tensioner with visible piston stroke indication.
  • Piston/cylinder misalignment compensation.
  • Anti-slip cylinder surface for improved handling.
  • Low friction seals and anti-corrosion coating.
  • Compatible with BS1560, ANSI B16.5, and API flanges.
  • Maximum tool pressure of 21,750 psi (1,500 bar).
  • Product dimensions may change due to ongoing development.
Specifications:
  • Tool Reference: SST 1 to SST 7, covering bolt diameters from 3/4” to 3-1/2”.
  • Tool Load: Ranges from 15.7 tons (140 KN) to 289 tons (2575 KN).
  • Hydraulic Area: Varies from 1.45 in² (934 mm²) to 26.63 in² (17176 mm²).
  • Dimensions: Includes measurements for 'A', 'B', 'C', and 'D' with specific values for each tool reference.
  • Minimum Bolt Protrusion: Specified for each tool reference.
Key Data from Tables:
  • Each tool reference (SST 1 to SST 7) is associated with specific bolt diameters and corresponding quick reaction nut numbers for both imperial and metric systems.
  • Detailed dimensions and load capacities are provided for each tool reference, ensuring compatibility with various bolt sizes and applications.
See more

Catalog excerpts

SUBSEA BOLT TENSIONERS-1

SUBSEA BOLT TENSIONERS Our Subsea bolt tensioner have a stroke of 30mm and cover ranges from ¾” to 3.1/2”. Incorporating the quick reaction nut feature reduces diver fatigue, improving diver safety and productivity. FEATURES AND BENEFITS Quick reaction SubSea Tensioner with Visible piston stroke indication Piston / cylinder misalignment compensation Anti-slip cylinder surface for improved handling Low friction seals Anti-corrosion coating Bolt coverage from 3/4” to 3 1/2” Designed to fit BS1560 / ANSI B16.5 / API flanges Piston stroke - 30mm (Except SST1 - 20mm) Max tool pressure - 21,750psi (1,500 bar) ‘D’ includes an allowance for tool removal after bolt tightening with 30mm tool stroke Product development is constantly taking place and dimensionsmay change without notice Bolt Diameter Quick Reaction Nut Imperial Tool Load Ton (Short) Minimum Bolt Protrusion (Above Nut)

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