Spools of nickel alloy spring wire on a precision winding machine
Product FormDoc. RAS·WIRE & SPRING WIRE/01

Precision Alloy Wire

Cold-drawn, spring-grade and welding wire from Ø0.10 mm to 12.0 mm in coil, spool or cut lengths.

Wire & Spring Wire Capabilities

§01Overview

Our wire mills draw nickel, cobalt and precipitation-hardening alloys to exact diameter and mechanical properties. Spring wire is supplied bright or oxidized, with full certification for high-cycle and high-temperature springs.

ASTM B637ASTM B574ASTM B164AMS 5662AMS 5708

Key Capabilities

Diameter range
Ø0.10 – 12.0 mm
Coil weight
Up to 500 kg
Spool types
DIN 160, DIN 250, DIN 355, K125 / K250
Finish
Bright, oxidized, coated, skin-pass
Packaging
Vacuum / inert gas on request

Why RAS Alloy

§02Quality + Traceability
Tight diameter tolerance and ovality control
Uniform tensile and coil-set properties
Bright or oxidized surface for spring coiling
Cut-to-length and spooled delivery
Full mill test certificates per batch

Sizes & Tolerances

§03Specifications
TypeRangeNote
Spring wireØ0.15 – 12.0 mmCoil / spool / cut
Cold-drawn wireØ0.10 – 10.0 mmCoil / spool / straight
Welding wireØ0.8 – 4.0 mmSpool

Tolerances

Diameter
h9 / h10 / per customer spec
Tensile
±50 MPa typical
Surface
No visible defects, bright / oxidized

Typical End Uses

§04Applications
High-temperature springs
Corrosion-resistant springs
Welding filler wire
Medical guidewires
Fastener and mesh wire
Technical Enquiry

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