Manganese Alloy Steel Welded Profile
Welded rectangular profiles with manganese alloy steel, 3 mm wall, for wear-resistant chute linings. 7306.69.70: alloy steel, noncircular, welded, thin wall. Manganese qualifies as alloying element.
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Import Tips & Compliance
• Chemical analysis sheet for Mn content; abrasion test if claimed
• Pitfall: low Mn as carbon steel
Related Products under HTS 7306.69.70
Alloy Steel Welded Rectangular Tubing
Welded rectangular tubes made from alloy steel, with wall thickness under 4 mm and noncircular cross-section, used in structural frameworks. Classified under HTS 7306.69.70 due to being welded, noncircular, thin-walled alloy steel profiles. Meets chapter definition for hollow profiles not exceeding specified dimensions in wire note context.
Stainless Alloy Steel Square Hollow Section
Welded square hollow profiles of stainless alloy steel (e.g., 304 grade), wall under 4 mm, for architectural and furniture framing. Fits HTS 7306.69.70 as welded, noncircular cross-section, thin-walled alloy steel tube. Excludes circular or thick-walled variants.
Alloy Steel Welded Oval Tubing
Welded oval cross-section tubes from chrome-moly alloy steel, thin wall <4 mm, used in automotive exhaust prototypes. HTS 7306.69.70 covers welded noncircular hollow profiles of alloy steel with specified thinness. Differentiates from circular or seamless ovals.
Thin-Wall Alloy Steel D-Shaped Tubing
Welded D-profile hollow tubes of nickel-alloy steel, wall thickness 3 mm max, for aerospace non-structural supports. Precisely matches 7306.69.70: alloy, welded, noncircular, sub-4mm wall. Excludes riveted or open-seamed closures.
Alloy Steel Welded Triangular Hollow Profile
Specialty welded triangular cross-section tubes from high-strength alloy steel, <4 mm walls, for machinery guards. HTS 7306.69.70 applies to such noncircular welded alloy hollow profiles. Wire note cross-section limit not restricting here.
Chrome-Moly Alloy Steel Flat-Oval Tube
Welded flat-oval profile tubes of 4130 chrome-moly alloy steel, 2.5 mm wall, for bicycle frame prototypes. Classed in 7306.69.70 for thin-walled, noncircular welded alloy steel. Distinguishes from sports equipment finished goods.