America’s Premier Source for Specialty Wire Solutions

For over a century, Mapes Wire has stood as a leader in American-made wire manufacturing. From the earliest days producing piano wire to today’s cutting-edge aerospace and defense applications, Mapes Wire combines tradition, innovation, and precision to deliver world-class wire products across industries.

A Legacy Rooted in Music Wire

Mapes Wire is best known for its music wire—the foundation on which the company was built. Today, we manufacture multiple proprietary types of music wire to meet the demands of instrument makers and spring manufacturers alike:

• Microlloy® Music Wire – Phosphate-coated, fatigue-resistant, and engineered for high tensile strength.

• Cherokee® Music Wire – A reliable, cost-effective option that meets ASTM and AMS specifications.

• CCB® Music Wire – Produced via continuous-cast billet for superior consistency.

• WX Music Wire – Designed for specialized spring and industrial applications.

This range ensures that whether you’re building a piano, a guitar string, or a high-performance spring, Mapes has a music wire tailored to your needs.

 Specialty Spring Wire

Beyond music, Mapes manufactures high carbon steel wire and spring wire trusted in critical industries:

• Mechanical Spring Wire – For industrial springs, defense components, and aerospace applications.

• Small Diameter Tinned Wire – Perfect for sofa and mattress springs, electric fencing, ducting, filters, and more.

• High Tensile Missile Wire™ – Designed for defense and aerospace, used in everything from space shuttles to lunar modules.

When performance matters most, Mapes spring wire is the standard.

Wire Shapes & Processing

Mapes is more than a round-wire producer. Our mill is equipped to provide:

• Cold-Rolled Flat Wire

• Cold-Rolled Square Wire

• Hard Drawn Spring Wire

• Custom Coatings & Finishes (including phosphate, tin, and zinc coatings)

• Precision Straightening & Packaging tailored to customer needs

This ability to engineer specialized wire forms and finishes allows us to serve industries ranging from furniture and construction to defense and medical equipment.

Quality Control & Certifications

Every wire leaving Mapes undergoes rigorous quality testing to ensure it meets the highest standards. Our processes include:

• Tensile strength and ductility testing

• Heat treatment verification

• Traceability of every production run

• ISO-certified quality systems

By maintaining these controls, Mapes guarantees consistency, performance, and reliability—qualities our customers trust across every application.

Innovation & Patents

Mapes holds six registered patents and trademarks covering specific wire types and processes. These innovations include:

• Phosphate-Coated Music Spring Wire

• Missile Wire™

• Tin Zinc Coated Wire

• Tin Coated Music Spring Wire

• Square & Flat Wire advancements

This dedication to R&D underscores our reputation as a pioneer in wire manufacturing.

🇺🇸 Made in America, Serving the World

Located in Elizabethton, Tennessee, Mapes Wire is proud to be an American manufacturer with a global reach. Our wires are used in:

• Musical instruments

• Industrial springs

• Defense & aerospace systems

• Furniture, fencing & construction

• Medical tools and specialty products

For customers, choosing Mapes means more than just high-quality wire—it means supporting American craftsmanship and innovation.

Why Choose Mapes Wire?

• Over 100 years of expertise in wire manufacturing

• Full product range from music wire to aerospace-grade materials

• Custom engineering to match unique customer specifications

• Commitment to quality and precision in every strand of wire

At Mapes, we don’t just make wire—we create solutions that power industries, strengthen innovations, and keep traditions alive.