Subsea joint integrity

Specialized subsea equipment rentals and technical support for offshore bolting applications, helping maintain reliable flange connections through controlled tightening and joint integrity practices.

Introduction

Engineering reliable subsea connections

Coreserv provides specialized subsea joint integrity solutions for demanding offshore operations. Our services combine equipment rentals, hydraulic bolting tools, flange spreading systems, and bolt load calculations to support critical subsea connections.
From equipment selection to bolting support, we help project teams address joint integrity requirements with application-focused solutions suited to offshore maintenance, installation, and intervention activities.
Operating pressure
10 K bar
Piston stroke
20 mm
Reservoir capacity
5 L
Simultaneous operations
10 +

Equipment Range

Subsea hydraulic bolt tensioning tools

Standard and custom-built tooling engineered for controlled, high-pressure subsea bolt tensioning applications.

Subsea bolt tensioning equipment rental

Access specialized tensioning equipment for reliable offshore bolting operations maintenance.

Subsea flange spreader systems

Enable controlled flange separation for inspection, gasket replacement, other activities.

Subsea hydraulic torque wrenches

Achieve controlled tightening and loosening of critical offshore bolted connections.

Bolt load
calculations

Determine suitable bolt loading requirements based on flange and gasket specifications.

Bolting equipment

Equipment and tooling support

Coreserv supports subsea joint integrity work with specialized tensioning systems, hydraulic torque tools, flange spreaders, compatible hydraulic power packs, and associated accessories.
Our equipment selection is guided by connection specifications, access constraints, project requirements, and the offshore working environment. This service-led approach helps customers identify suitable tooling for their bolting and maintenance activities.

Approach

Our approach

Understand the application

Review the connection type, bolt specifications, operating environment, and project requirements.

Select the right equipment

Identify suitable tensioning equipment, hydraulic torque tools, flange spreaders, and accessories for the application.

Support controlled execution

Provide equipment and technical support aligned with the project’s bolting requirements and applicable procedures.

Focus on joint integrity

Support reliable flange assembly through appropriate load calculations, tool selection, and controlled bolting practices.

Applications

Supporting demanding offshore operations

Why Coreserv

Why choose Coreserv for subsea joint integrity?

Experienced technical team

Skilled professionals delivering specialized support for demanding subsea joint integrity requirements.

Reliable equipment solutions

Technical support tailored to connection specifications and operating conditions.

Safety-focused execution

Prioritizing safe work practices and precision throughout every bolting operation.

Application-specific support

Solutions tailored to project requirements, connection specifications, and operating conditions.

Integrated service capabilities

Combining equipment rentals, technical expertise, and support for offshore projects.

Commitment to quality

Supporting consistent bolting practices for secure and reliable flange connections.

Get in touch

Need reliable subsea joint integrity support?

Discuss your offshore bolting requirements with Coreserv. Our team can help identify suitable equipment rentals and technical solutions for your project.

Faq's

Frequently asked questions

What is subsea joint integrity?
Subsea joint integrity involves ensuring that bolted connections, particularly subsea flange joints, are assembled and maintained with appropriate bolt loading and suitable procedures to support reliable sealing and operation.
Coreserv’s service portfolio includes subsea bolt tensioning equipment rentals, hydraulic torque wrenches, flange spreader systems, compatible power packs, and accessories.
Yes. Coreserv offers subsea bolt tensioning equipment rentals, with equipment and accessories selected according to the requirements of the application and project.
Bolt load calculations help establish appropriate loading requirements for a bolted joint, taking into account factors such as bolt specifications, gasket requirements, and joint design.
Selection depends on bolt size, required load or torque, flange configuration, available working space, and project conditions. Share your application details with Coreserv to discuss suitable equipment.
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