AISI 17-7PH Precipitation Hardening Spring Wire from China
17-7PH precipitation hardening stainless steel round wire, optimized for high-strength springs in aerospace components. This wire falls under tariff item 7223.00.00 as it is a stainless steel wire, drawn and heat-treated for spring applications.
Duty Rate — China → Canada
0%
Import Tips
• Classify the wire under 7223.00.00 as it is in coil form and not further worked
• Provide a mill certificate for UNS S17700
• Verify the wire meets ASTM A313 for spring wire specifications