Capillary Tube & Encapsulated Tube

Capillary Chemical Injection Line -
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Capillary Tube & Encapsulated Tube

TUBEPLUS Capillary and Encapsulated Tubes are engineered for chemical injection, control lines, and monitoring systems, ensuring long-term reliability in corrosive and high-pressure environments.

Item Description
Product Type Capillary Tube / Encapsulated Tube
Standards ASTM A269 / ASTM A789
Materials 316L, Duplex 2205, Incoloy 825
OD Range 1/8″ – 1/2″
Wall Thickness 0.028″ – 0.083″
Encapsulation HDPE / Stainless Steel
Applications Chemical Injection, Downhole Monitoring
Certification MTC, Pressure Test
Year Project Country End User Material Products Qty (KGS)
2024 FPSO Chemical Injection Brazil Petrobras Duplex 2205 Encapsulated Tube 92000
2023 Offshore Gas Field Norway Equinor Incoloy 825 Capillary Tube 38000
2022 Deepwater Injection Line USA Chevron 316L Capillary Tube 44000
Inspection Item Standard / Method
Chemical Composition PMI / Spectrometer Test
Pressure Resistance Hydrostatic / Pneumatic Test
Eddy Current Test ASTM A269
Encapsulation Integrity Sheath Thickness & Adhesion Check
Dimensional Accuracy OD / ID / Wall Thickness Control
Surface Finish Visual Inspection
Certification EN 10204 3.1 / MTC

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