AISI 631 Spring Temper Stainless Wire from Mexico
AISI 631 (17-7PH variant) spring-tempered round stainless wire for electronic connectors and relays. 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 — Mexico → Canada
0%
Import Tips
• Classify the wire under 7223.00.00 as it is in coil form
• Provide a mill certificate for UNS S17700
• Verify the wire meets ASTM A313 for spring wire specifications