11-3/4 inch 42# L80 Type 9 Cr13 Casing
Wait, recalibrate: Seamless 10 3/4 inch L80 Type 9 (13Cr) casing, 42 lb/ft, 12.0 mm wall (under limit), for corrosive gas wells. Provides corrosion resistance in sour service. Still nonalloy per HTS definition despite Cr content.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If chromium exceeds nonalloy limits
High Cr 13% versions classify as alloy steel casing.
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
• 13Cr material requires HIC/SSC test certificates for sour service compliance
• Confirm nonalloy status via chemical analysis (<1.65% Cr typically)
Related Products under HTS 7304.29.20.30
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