Boltight Hydraulic Bolt Tensioners

Boltight hydraulic tensioners from Nord-Lock Group allow multiple tensioners to be managed together for quicker, more consistent bolt tensioning. The range goes beyond the standard tensioners to cover subsea, wind and multi-stud applications, and is supported by accessories such as pumps, hoses, connectors and fittings.

Key features

• Standard Bolt Tensioners: one tensioner for all standard oil and gas flanges
• TSR+: auto-return hydraulic tensioner
• Typhoon+: for the wind energy market
• Subsea Tensioners: nickel-plated, designed to withstand high initial bolt stress
• Xtra Range: higher loads and reduced dimensions, fitting all Norsok compact oil and gas flanges
• Foundation Tensioners: for wind base and foundation bolts, suitable for most common thread forms
• Multi-Stud Tensioners: custom-designed for simultaneous tensioning, reducing time compared to individual tooling
• Certified repairs and refurbishment and after-market support through a global network of branch offices

Applications

Offshore and subsea oil and gas flanges and pipelines, offshore wind foundations and power generation. Boltight supplied tailor-made bolt tensioning equipment for structural split repair clamps on deep-water pipelines (Subsea Innovation, UK).