VAM® DR HW
Large OD riser connection for your extremely high-pressure offshore drilling projects.
VAM® DR HW is a T&C riser connection specifically designed for high-pressure outer drilling riser and surface casing applications. Thanks to its double metal-to-metal seals, it can sustain up to 20,000 psi internal pressure as well as prevent seawater ingress into threads.
Benefits
Benefits
Gas tight
Offers extreme internal pressure performance up to 20ksi
Fatigue enhanced
The swoosh provides more bending flexibility, a smooth thread shape, and metal-to-metal external seal
High anti-galling resistance
Up to 30 make-and-breaks before recut & rethread required
Performance
Performance, Application & Product Range
Performances
- Higher strength steel (up to 140 ksi) with reduced wall thickness, equalling lighter weight pipes
- Riser fatigue enhancements in thread form and bending swoosh
- Metal-to-metal double seals for seawater and gas tightness validated to API 5C5 CAL-III, with internal gas pressure up to 20 ksi
- Double start thread design for improved make-and-break, higher fatigue performance and faster makeup
- Up to 30 make-and-break cycles
Applications
VAM® DR HW is designed to answer to high fatigue applications for top tension riser strings:
- Drilling riser
- Surface casing
Product Range
Product Range
VAM® DR HW is designed to answer to high fatigue applications for top tension riser strings:
- Drilling riser
- Surface casing
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Ressources
Documents & Ressources
VAM® DR HW Running Guidelines Poster
To help you optimize our connections' running, we have developed a dedicated poster summarizing running recommandations from our VAM® Field Service teams. To download it, please fill in the form below.
Stories
Customer Story
Stories
Customer Story
“With VAM® DR HW our customers are producing successfully from deep reservoirs at ultra high pressures in the most extreme offshore drilling projects.” Deepwater Gulf of Mexico
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