20 Inch Conductor Casing Threaded Joints
Large 20-inch conductor casing with integral threaded couplings, nonalloy steel for initial oil well hole stabilization. Welded open-seam profile. Fits 7306.29.10 as threaded iron/nonalloy steel for drilling.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If alloy steel construction
Alloy steel conductor casing moves to 7306.50 based on steel type.
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Import Tips & Compliance
• For large diameters, ensure transport docs specify bundle counts and protective coatings
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