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alloy wire, ISO9000, Competitive price, Professional manufacturer - more info check here: http://www.buymeasuringtools.com/alloy-wire-10189577/

Quick Brief

Place of Origin: Anhui China (Mainland) Usage: Industrial Theory: Temperature Sensor

Product Features:

alloy wire

ISO9000

Competitive price

Professional manufacturer

Business Terms:

Port: Shanghai,Nanjing

Minimum Order Quantity: 1 Kilogram/Kilograms

Supply Ability: 2000 Kilogram/Kilograms per Week

Payment Terms: L/C,T/T,Western Union

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alloy wire
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Product Packagings & Delivery Terms:

Packaging Detail: Upon your request

Delivery Detail: in 1 week

Specifications and Product Details:

Main characteristics of thermocouple alloys

Nomenclature PerformanceNickel-chromiumNickel-siliconConstantan
Main Chemical Composition (%)Ni909745
Cr10--
Si-3-
Cu--55
Melting point(approx °C)142713991220
Density (g/cm3)8.58.68.8
Resistivity at 20°C(μΩ.m)0.7060.2940.49
TCR(10-4/°C)2.916.30.5
Tensile strength(Mpa)≥490≥390≥390
Elongation rate(%,L0=100mm)≥25≥15≥25

The working temperature for thermocouple alloy wires

NomenclatureRef. No.GradeUpper limit temperature (°C)Deviation allowedExecuted standard
Long termShort term
Nickel-chromium/Nickel-siliconKI12001300-40°C~+375°C ±1.5°C 375°C~1000°C ±0.4%tGB/T2614-1998
II-40°C~333°C ±2.5°C 333°C~1200°C ±0.75%t
Nickel-chromium/ConstantanEI750900-40°C~+375°C ±1.5°C 375°C~800°C ±0.4%tGB/T4993-1998
II-40°C~333°C ±2.5°C 333°C~900°C ±0.75%t
Iron/ConstantanJI600750-40°C~+375°C ±1.5°C 375°C~750°C ±0.4%tGB/T4994-1998
II-40°C~333°C ±2.5°C 333°C~750°C ±0.75%t
Copper/ConstantanTI300350-40°C~+125°C ±0.5°C 125°C~350°C ±0.4%tGB/T2903-1998
II-40°C~133°C ±1.0°C 133°C~350°C ±0.75%t

Note: The temperature in above table is only for dia 3.2mm wire. Tolerance executed GB/T16839.2-1997.

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