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Surface riser systems

Effectively connect surface wells to drilling packages

Lifecycle stage
Drilling Production Decommissioning
Product or Service
Product Service

Claxton’s industry-leading surface riser products are designed to be deployed worldwide in a broad range of applications. 

Claxton’s surface risers are field-proven, supplied fully-certified and are rigorously tested in Europe’s most advanced in-house pressure testing facility. 

We understand that every project has bespoke requirements and whatever the phase – from planning and system integration through to the deployment and operational stages – venture and commercial requirements can be fully accommodated through our flexible rental or purchase options. 

With over 560ft of surface riser stock in a range of pressures and diameters ready for rapid calloff, our specialist engineering team can also provide full support to configure surface risers to meet all project requirements whether drilling, working-over or decommissioning. 

Surface riser - Main 1

contact us about this product

Our experts are on hand to answer any questions and devise a bespoke solution to operating challenges.

Surface riser - Main 2

Our surface riser stock comes in a wide range of specifications. Additional lengths, diameters and pressures can be rapidly produced to suit specific requirements.

Claxton surface riser stock

Nominal Bore Diameter

 

13.⅝” 18.¾” 20.¾” 21.¼
Safe Working Pressure 5,000psi 5,000psi 3,000psi 2,000psi
10,000psi 10,000psi 5,000psi
15,000psi 15,000psi
Construction Welded and forged Welded and forged Welded and forged Welded and forged

As a full-service company, our project engineering team can provide full support to calculate and plan for riser space-out and configuration to meet project requirements: 

  • Our multi-skilled offshore crews have run full subsea and surface riser systems for most of the major operators in the North Sea and will ensure every riser is installed efficiently and safely 
  • Specific project and commercial requirements can be fully accommodated through our flexible supply options whether ad-hoc rental, monthly duration contract rental or purchase options. 

Claxton’s surface risers are field-proven, supplied fully-certified and are rigorously tested in Europe’s most advanced in-house pressure testing facility.

Surface riser ancillary equipment  

Claxton offers a wide range of ancillary equipment and services to ensure that our clients drilling riser project are as efficient as possible. Over 4,000 items of rental equipment support our riser supply and we carry an extensive inventory of subsea connectors, riser handling tools and other installation equipment. 

Wellhead interface equipment 

  • Drilling adapters (API flange, API hubs, HPQC, NT-2, FastlockSpeedlock, RBC) 

Rig interface equipment 

  • Drilling adapters (API flange, API hubs, HPQC, NT-2, H4 pin mandrel) 
  • BOP test stumps 
  • Tension ring 
  • Lateral support clamp 

Riser installation equipment 

  • Hydraulic bolt tensioners 
  • Hydraulic bolt torque equipment 
  • Pneumatic bolt torque equipment 
  • Handling tools (hydraulic and manual) 
  • Consumables – gaskets, stud bolts 
  • Riser spiders, bowls and slips, plus C-plates for riser handling 
Riser buyers guide Riser buyers guide
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Drilling Riser Buyers Guide

Discover how we have shaped a turnkey service that has already helped hundreds of operators and projects around the world achieve their desired outcomes.

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Risers & tensioning case study pack Risers & tensioning case study pack
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Drilling Riser and Tensioning Case Study Pack

Download the Claxton drilling riser and tensioning case study pack to discover how we have saved clients time and money through innovation.

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