4-1/2 Inch Premium X95 Drill Pipe with NC46 Tool Joints
High-strength X95 grade drill pipe, 4-1/2 inch diameter, equipped with NC46 friction-welded tool joints for sour gas and high-pressure drilling environments. Tailored for rotary drilling rigs classified in 8430.41. HTS 8431.43.80.40 covers this as specialized drill pipe with tool joints for oil/gas field use.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for non-oil/gas boring machinery applications
Distinguishes oil/gas field specific drill pipe from general boring parts.
If imported as bare drill pipe without fitted tool joints
Unfitted steel drill pipe of specific diameters is classified by material composition in Chapter 73.
If part of complete drilling rig machinery set
Assembled into machinery of 8430 moves to equipment classification rather than separate parts.
Not sure which classification is right?
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Import Tips & Compliance
• Provide sour service certification (NACE MR0175) if applicable; ensure upset pipe body dimensions are documented; avoid bundling with handling tools to maintain parts classification
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