Cold-Formed Duplex 2205 Alloy Steel Rod
Duplex 2205 (22Cr-5Ni-Mo) stainless alloy steel rod cold-formed for offshore platform structures. Classifies HTS 7228.60.80.00 other cold-formed alloy steel rods. Combines austenitic/ferritic phases for superior stress corrosion resistance.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other stainless hot-rolled
Duplex stainless follows stainless steel process-based headings.
If drawn to large tubes
Cold-forming into large diameter tubes classifies Chapter 73.
If clad or coated
Metallic cladding constitutes further working per chapter notes.
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Import Tips & Compliance
• Duplex ferrite content (35-65%) certification prevents 300-series stainless confusion
• Offshore certs like DNV may support classification rulings
• Cold-worked strength properties documentation vs. annealed material
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