Heavy Wall Stainless Steel Sump Pump Tubing
Welded stainless steel discharge tubing for sump pumps, circular with wall thickness 1.65 mm or greater. Fits HTS 7306.40.50 as standard welded stainless tube, not specific machinery part.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as assembled pump part
Integral pump components classify under pump heading 8413, not tubes.
If seamless pump discharge tubes
Seamless versions for pumps remain in 7304 but watch end-use.
If non-circular profile
Elliptical or oval pump tubes use other hollow profile subheadings.
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
• Classify as base tube unless permanently attached to pump housing
• Provide evidence it's generic tubing, not custom-machined for specific pumps
Related Products under HTS 7306.40.50
316L Stainless Steel Welded Tube 2.5-inch
Corrosion-resistant 316L grade welded stainless tube, 2.5-inch diameter, wall >1.65 mm for marine and chemical applications. HTS 7306.40.50 covers its circular welded stainless profile regardless of alloy grade.
Duplex Stainless Steel Welded Pipe 4-inch
High-strength duplex stainless (e.g., 2205) welded pipe, 4-inch with wall thickness ≥1.65 mm for offshore platforms. Still HTS 7306.40.50 as all stainless steel welded circular tubes qualify.
Schedule 80 Stainless Steel Pipe 3-inch
Extra heavy-duty Schedule 80 welded stainless pipe, 3-inch nominal with wall thickness well over 1.65 mm for high-pressure service. HTS 7306.40.50 perfectly matches thick-walled welded stainless pipe.
Schedule 40 Stainless Steel Pipe 2-inch
Welded stainless steel pipe with a 2-inch nominal diameter and wall thickness exceeding 1.65 mm, used in plumbing and structural applications. Classified under HTS 7306.40.50 due to its welded construction, circular cross-section, and stainless steel material with sufficient wall thickness for heavy-duty use.
4-inch Diameter Stainless Steel Welded Tube
Heavy-walled welded stainless steel tube, 4-inch OD with wall thickness over 1.65 mm, suitable for industrial fluid transfer. Falls under HTS 7306.40.50 as a welded, circular stainless steel hollow profile meeting the thickness criterion.
Stainless Steel Exhaust Tubing 3-inch
Welded 304 stainless steel tubing for automotive exhaust systems, 3-inch diameter with wall thickness ≥1.65 mm for durability. HTS 7306.40.50 applies to its welded, circular stainless construction without regard to specific end-use.