13 Inch 61# N80QB Casing
Seamless N80Q tempered nonalloy casing, OD 330.2 mm, wall 11.4 mm, quench/bow for strength in HP wells.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for screw or mechanical tubing
Non-drilling end-use like mechanical applications uses 7306.
Not sure which classification is right?
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Import Tips & Compliance
• Certify heat treatment process; use end protectors; prepare for CBP exam likelihood
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