Galvanized Steel Plumbing Riser Pipe with Coupling
Welded nonalloy steel pipe, 1.9 mm wall thickness, 50 mm OD, galvanized, and fitted with a malleable iron coupling for water supply risers in buildings. Fits HTS 7306.30.50.26 for its circular welded profile, galvanization, dimension limits, and imported-with-coupling status. Ideal for residential and light commercial plumbing.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If wall thickness under 1.65 mm
Thinner walls classify in the dedicated thin-wall subheading.
If seamless instead of welded
Seamless construction moves to Chapter 73 seamless tubes.
Not sure which classification is right?
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Import Tips & Compliance
• Provide NSF/ANSI 61 certification if for potable water to comply with plumbing codes
• Declare exact wall thickness and OD measurements to match the subheading precisely
• Avoid bundling multiple pipes as sets, as it may trigger different statistical reporting
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