K55 Oilfield Tubing with BTC Coupling
K55 grade tubing featuring Buttress Thread Coupling (BTC) for reliable sealing in oilfield casing strings. Imported with couplings for drilling efficiency, per 7306.29.81.10.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If casing of specific diameters
Size-based statistical breaks within 7306.29.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• BTC coupling torque specs must be certified
• Bundle in lots matching rig requirements
Related Products under HTS 7306.29.81.10
4-1/2" L80 Production Tubing with Coupling
4-1/2 inch L80 tubing with couplings for production phase in oil wells, ensuring flow control post-drilling. Fits 7306.29.81.10 as coupled gas drilling tubing.
Premium LTC Tubing for Gas Wells
Long Thread and Coupling (LTC) premium tubing for gas wells, imported coupled under 7306.29.81.10.
API 5CT C90 Sour Service Tubing
C90 tubing for H2S environments, coupled for drilling.
3-1/2" P110 Tubing with Coupling
3-1/2" P110 high-collapse tubing, coupled.
T95 Deviated Well Tubing
T95 tubing for directional drilling, with couplings.
Q125 Ultra High Strength Tubing
Q125 tubing for extreme conditions.