Hastelloy C-276 Cold-Formed Hex Bar
Hastelloy C-276 is a nickel-molybdenum-chromium high-nickel alloy steel (>50% Ni) renowned for resistance to pitting and stress corrosion. This cold-formed hexagonal bar is classified under HTS 7228.50.50.05 as other bars of high-nickel alloy steel, not further worked. Ideal for flue gas desulfurization systems and sour gas wells.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If tool steel composition
Alloys meeting tool steel element specs (e.g., high Cr/C combos) from Chapter 72 note (e) classify separately from high-nickel alloys.
If angles, shapes, or sections
Same high-nickel composition but different profiles (angles/shapes) fall under specific headings for those forms.
If US goods returned after processing abroad
High-nickel bars exported for cold-finishing abroad and returned may qualify for duty-free entry under manufacturing provisions.
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
• Submit detailed alloy composition certificates showing Ni >44%, Mo 15-17%, Cr 14.5-16.5% to confirm high-nickel status
• Verify cold-forming process documentation; avoid shipments with any heat treatment beyond normalization
Related Products under HTS 7228.50.50.05
Monel 400 Cold-Finished Flat Bar
Monel 400, a nickel-copper high-nickel alloy steel (Ni 63-70%), offers outstanding seawater corrosion resistance. This cold-finished flat bar is not further worked and precisely fits HTS 7228.50.50.05 for high-nickel alloy steel bars. Used in marine engineering, valves, and pumps.
Custom 625 Cold-Rolled Alloy Rod
Custom Age 625 PLUS®, a high-nickel precipitation hardening alloy (Ni ~58%), combines strength and corrosion resistance. Cold-rolled rod under HTS 7228.50.50.05 for high-nickel alloy steel bars not further worked. Aerospace and oilfield applications.
Incoloy 825 Cold-Finished Round Bar
Incoloy 825 is a high-nickel alloy steel (Ni 38-46%, Cr 19.5-23.5%) used for its excellent corrosion resistance in harsh environments. This cold-finished round bar falls under HTS 7228.50.50.05 as it is not further worked beyond cold-forming and qualifies as high-nickel alloy steel per Chapter 72 notes. Commonly used in chemical processing equipment and marine applications.
Inconel 625 Cold-Drawn Square Bar
Inconel 625 high-nickel alloy steel (Ni 58% min) provides superior strength and oxidation resistance at high temperatures. Classified under HTS 7228.50.50.05 as cold-drawn square bar of high-nickel alloy steel, not further worked. Essential for aerospace engine components and nuclear reactors.
Alloy 20 Cold-Finished Round Rod
Alloy 20 (Carpenter 20) is a high-nickel austenitic alloy steel (Ni 32-38%) with excellent sulfuric acid resistance. This cold-finished round rod falls under HTS 7228.50.50.05 as other high-nickel alloy steel bars not further worked than cold-formed. Used in chemical processing and pharmaceutical equipment.
Incoloy 800H Cold-Formed Bar Stock
Incoloy 800H/HT high-nickel alloy (Ni 30-35%) designed for high-temperature strength up to 1100°C. Cold-formed bar stock under HTS 7228.50.50.05 represents high-nickel alloy steel bars, cold-finished only. Critical for heat exchangers and furnace components.