Grade 316M M20 Hex Head Stud Bolt Set from Canada
Marine-grade 316M stainless hex head stud bolt with 20mm diameter shank, full threading, and nut/washer set for extreme corrosion resistance. Falls under HTS 7318.15.20.61 as a stainless hex bolt shipped with accessories, despite stud-like threading. Used in shipbuilding.
Duty Rate — Canada → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Distinguish from headless studs by emphasizing hex head in product specs and photos
• Test for magnetism to confirm austenitic stainless; ferritic types may reclassify
• Declare precise lengths and thread engagement to verify bolt vs other threaded status