13-3/8 Inch 48# J55 Surface Casing
J55 grade seamless surface casing, 13-3/8 inch OD (339.7 mm), 48 lb/ft nominal weight, 11.8 mm wall, premium threaded and coupled connections, nonalloy steel for conductor casing in oil drilling. Precisely matches HTS 7304.29.10.50 parameters.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If cold-drawn or finished precision
Precision seamless tubes with tighter tolerances classify under 7304.59, not standard casing.
If wall thickness 12.7-25.4 mm
Medium wall thickness casing has different statistical reporting in 7304.29.31.
If imported with gas compressor fittings
Assembled into compressor parts sets shifts to Chapter 84 gas machinery classification.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Provide end-user declaration confirming oil/gas drilling use to distinguish from general piping
• Use calibrated tools for OD/wall verification; discrepancies lead to 7304.59 reclassification
• Batch traceability via heat numbers essential for recall compliance in oilfield applications
Related Products under HTS 7304.29.10.50
9-5/8 Inch 40# P110 Casing Threaded Coupled
High-strength P110 grade seamless casing, 9-5/8 inch OD, 40 lb/ft weight with 11.0 mm wall thickness, nonalloy steel, BTC threaded and coupled for deep oil well applications. Fits HTS 7304.29.10.50 as threaded/coupled casing in the specified OD range with thin wall.
11-3/4 Inch 42# N80 Casing Tubing
N80 seamless casing, 11-3/4 inch OD (298.5 mm), 42 lb/ft, 10.9 mm wall thickness, EUE threaded and coupled, nonalloy steel suitable for production casing in gas wells. Classified in HTS 7304.29.10.50 for thin-wall threaded oil/gas casing.
9-5/8 Inch 36# L80 Type 9Cr Casing
L80 Type 9Cr seamless casing pipe, 9-5/8" OD, 36 lb/ft, 9.8 mm wall, BTC connections, technically nonalloy per HTS definition for oil well intermediate strings. Fits 7304.29.10.50 despite Cr content under alloy thresholds.
12-1/4 Inch 40# API J55 Casing
Standard J55 grade seamless casing, 12-1/4 inch (311 mm) OD, 40 lb/ft weight, 10.2 mm wall thickness, threaded and coupled per API 5CT for shallow oil production wells. HTS 7304.29.10.50 applies to this exact specification.
14 Inch 54# K55 Intermediate Casing
K55 seamless intermediate casing, 14 inch (355.6 mm) OD, 54 lb/ft, 12.2 mm wall thickness (under limit), LTC threaded couplings, nonalloy steel for corrosive environment wells. Perfect match for HTS 7304.29.10.50 thin-wall category.
13-5/8 Inch 48# L80 Production Casing
L80 Type 1 seamless production casing, 13-5/8 inch OD (346.1 mm), 48 lb/ft, 11.2 mm wall, premium VAM TOP threaded connections with couplings, nonalloy steel. HTS 7304.29.10.50 for specified oil/gas casing specs.