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    A qualidade do produto é muito boa, além das minhas expectativas, o uso real de totalmente atender às minhas necessidades, vamos comprar novamente.
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CuMn12Ni Precision Manganin Alloy Thick Wire 1.5mm for Instruments & Meters

Lugar de origem Xangai
Marca Huona
Certificação ISO9001
Número do modelo CuMn12Ni
Quantidade de ordem mínima 5KG
Preço Negociável
Detalhes da embalagem caixa/caixa de madeira
Tempo de entrega 5-21 dias
Termos de pagamento T/T, União Ocidental
Habilidade da fonte 500 toneladas por mês

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Detalhes do produto
Grau de liga CuMn12Ni Diâmetro 1,5 mm (± 0,01 mm, personalizável 0,8–5,0 mm)
Resistividade (20℃) 0,42 μΩ·m TCR (0–100°C) ±10×10⁻⁶/℃
Resistência à tracção ≥500 MPa (duro); ≥320 MPa (suave) Alongamento ≥22% (temperamento brando)
Dureza (HV) 140–180 (difícil); 90–110 (suave) Densidade 8,85g/cm³
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CuMn12Ni Manganin alloy wire 1.5mm

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Precision Manganin wire for instruments

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Thick Manganin wire for meters

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Descrição de produto
CuMn12Ni Precision Manganin Alloy Thick Wire 1.5mm for Instruments & Meters
CuMn12Ni manganin wire (1.5mm diameter) from Huona New Material is a high-stability copper-manganese-nickel alloy wire with a bright, uniform surface finish. Composed of Cu (balance) + 11.0-13.0% Mn + 1.5-2.5% Ni with trace stabilizing elements, it is produced via vacuum smelting, hot rolling, multi-pass drawing, and precision annealing.
Standard Designations & Material Foundation
  • Alloy Grade: CuMn12Ni
  • International Equivalents: UNS C18600, DIN 2.0880, JIS C1860, GB/T 3131-2019 (Mn12Ni)
  • Diameter: 1.5mm (±0.01mm); soft/half-hard/hard temper available
  • Chemical Composition (wt%): Mn: 11.0-13.0%; Ni: 1.5-2.5%; Cu: balance; Fe ≤0.3%; Pb ≤0.05%; C ≤0.1%
  • Compliant Standards: ASTM B124, EN 13602, GB/T 3131-2019, RoHS 2.0
  • Manufacturer: Huona New Material, certified to ISO 9001 and ISO 14001
Key Performance Advantages
Ultra-Stable Electrical Performance
  • Low TCR & Stable Resistivity: Resistivity = 0.42 μΩ*m (20℃), TCR = ±10×10⁻⁶/℃ (0-100℃)
  • High Current-Carrying Capacity: 1.5mm diameter provides excellent current-carrying capability (≥20A continuous)
Excellent Mechanical & Processing Properties
  • High Strength & Ductility: Tensile strength ≥500 MPa (hard temper) / ≥320 MPa (soft temper)
  • Bright Surface & Good Solderability: Polished bright finish (Ra ≤0.8μm) ensures low contact resistance
Corrosion & Environmental Resistance
  • Atmospheric & Mild Corrosion Resistance: Passes 500-hour ASTM B117 salt spray test
  • Wide Operating Temperature: -40℃ to 150℃, stable performance in industrial environments
Technical Specifications
Attribute Value (Typical)
Alloy Grade CuMn12Ni (soft/half-hard/hard temper)
Diameter 1.5mm (±0.01mm, customizable 0.8-5.0mm)
Resistivity (20℃) 0.42 μΩ*m
TCR (0-100℃) ±10×10⁻⁶/℃
Tensile Strength ≥500 MPa (hard); ≥320 MPa (soft)
Elongation ≥22% (soft temper)
Hardness (HV) 140-180 (hard); 90-110 (soft)
Density 8.85 g/cm³
Surface Finish Bright polished (Ra ≤0.8μm)
Operating Temperature -40℃ to 150℃
Product Specifications
Item Specification
Supply Form Coils (5kg/10kg/25kg per coil)
Temper Soft (annealed), Half-Hard, Hard (as-drawn)
Surface Treatment Bright polished, pickled, or tinned (optional)
Processability Winding, bending, swaging, soldering, welding
Packaging Plastic spool + PE film + carton (anti-oxidation & damage)
Customization Diameter (0.8-5.0mm); length; temper; surface treatment
Typical Applications
  • High-Power Precision Resistors: Wirewound power resistors, load resistors for industrial inverters & power supplies
  • Current Shunts: High-current shunts for battery management systems (BMS), power meters, and automotive charging systems
  • Industrial Control: Precision resistance elements for PLCs, signal conditioning modules, and temperature compensation circuits
  • Automotive & Aerospace: High-stability resistors for automotive electronics and aerospace instrumentation