API 5ST Type 304L Packer Tubing 4 inch
Seamless Type 304L stainless steel tubing for downhole packer assemblies in gas wells, OD 101.6 mm (4"), wall 9.5 mm maximum. Precisely matches HTS 7304.24.60.15 for stainless seamless oil/gas tubing of small OD and thin wall.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If with mechanical fittings
Tubing imported with welded/screwed fittings classifies as tube fittings.
If OD >114.3 mm ≤168.3 mm
Progressive OD size ranges have dedicated statistical suffixes.
If part of completion tool string
When imported as inseparable part of downhole tool assembly.
Not sure which classification is right?
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Import Tips & Compliance
• Include internal drift test certification per API 5ST dimensions
• Specify 'straight seam' prohibited—must be 100% seamless verification
• Use nitrogen alloyed grades for better corrosion resistance documentation
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