REOUALLOY | Premium Resistance & Alloy Wire Manufacturer

Who We Are

Jiangyin Chengxin Alloy Material Co., Ltd has nearly 20 years of experience as a leading alloy wire manufacturer in China. Operating under the brand REOU, we specialize in fine wire drawing and resistance wire manufacturing with an unwavering commitment to quality and precision.

As pioneers in the industry, we produce over 1,500 tons of alloy wires annually, serving global clients in aerospace, medical devices, industrial heating, electronics, and energy sectors.

20+

Years Experience

1500+

Tons/Year Output

0.025mm

Min Diameter

1400°C

Max Temp

What We Do

REOU Alloy is a pioneer and continues to be a leader in the production of high-precision specialty alloy wires for critical applications worldwide.

Resistance Wire

Precision wires including Constantan, Manganin, Karma Alloy, and Cu-Ni series for stable resistivity and long-term reliability.

Heating Alloys

Nickel-chromium (Cr20Ni80, Cr15Ni60) and PTC Ni-Fe alloys engineered for high-temperature stability up to 1400°C.

Thermocouple Wires

Type K, E, J, T, N wires and compensating cables (KX, EX, JX) for accurate temperature measurement.

Custom Drawing

Fine wire drawing from 0.025mm to 13mm with tight tolerances and consistent mechanical properties.

Stranded & Enamelled

Multi-strand configurations (1x7, 7x7, 7x19) and insulated enamelled resistance wires for flexible applications.

Certified Quality

ISO 9001:2015 certified with in-house testing for chemical composition, tensile strength, and metallurgical integrity.

Our Product Range

We manufacture over 50 specialized alloy wires with precise electrical, thermal, and mechanical properties for demanding industrial applications.

Copper Nickel Alloy Series

Low resistance heating wires with excellent corrosion resistance.

Grades: CuNi1 to CuNi44
High conductivity & stability
Used in heating cables and sensors

Nickel Chromium Wire

High-temperature resistance heating elements.

Types: Cr20Ni80, Cr30Ni70, Cr15Ni60
Max temp: 1400°C
Excellent oxidation resistance

Precision Resistance Wire

Stable resistivity for measurement and control systems.

Constantan, Manganin, Karma Alloy
Low TCR & high stability
Used in shunts and precision resistors

Thermocouple Wire

Accurate temperature sensing in extreme environments.

Types: K, E, J, T, N
Wide temp range (-200°C to +1300°C)
High purity & consistency

PTC Ni-Fe Alloy

Positive Temperature Coefficient resistance alloys.

Models: NF13 to NF60
Self-regulating heating elements
Used in automotive and HVAC

Alloy Wire Strands

Multi-strand configurations for flexibility and durability.

1x7, 1x19, 7x7, 7x19 strand options
Diameters: 0.06mm to 0.71mm
Custom configurations available

Enamelled Resistance Wire

Insulated wires for compact coil and motor windings.

Diameter: 0.025mm to 1.0mm
High dielectric strength
Thermal class up to 200°C

Pure Nickel & Monel

High-purity nickel and nickel-copper alloys.

Ni200, Ni201, Ni205, CX400, CX500
Excellent corrosion resistance
Used in chemical and marine

Quality Assurance

REOU Alloy is an ISO 9001:2015 certified manufacturer with a comprehensive in-house quality inspection system.

Every batch undergoes rigorous testing to ensure chemical composition, mechanical strength, and dimensional accuracy meet international standards.

In-house chemical analysis

Chromatographic material analysis

Metallurgical structure testing

Pin-hole and wire construction tests

Tensile and elongation testing

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REOUALLOY – Precision
Alloy Wire Manufacturing

Who We Are