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Neyoro 28B

General Alloy Overview

ASTM

N/A

Application Examples

Electrical Contacts

Industry Examples

Industrial, Automotive, Aerospace

Tempers

Annealed, Wrought Hardened

Availible Forms

Wire, Strip

Temper Independent Properties

ParameterValueValue 2
Solidus, °F (°C)1750(955)
Liquidus, °F (°C)†
Melting Range, °F (°C)†
Density, dwt/in³­ (g/cm³)167(15.9)
Specific Heat Capacity, Btu/lb·°F, (J/g·K)0.043(0.18)
Coefficient of Thermal Expansion, /°F (/K)8.2×10-6(1.5×10-5)
Thermal EMF vs Pt, μV/°F (μV/°C)†
Emissivity†
ParameterValueValue 2
Thermal Conductivity, Btu/hr·ft·°F (W/m·k)34(59)
Temperature Coefficient of Resistance, /°F (/K)†
Electrical Resistivity, Ω·cmf (µΩ·cm)75(12)
Electrical Conductivity, %IACS14
Elastic Modulus, Msi (GPa)12(83)
Shear Modulus, Msi (GPa)†
Poissons Ratio†
Nobility, %75

Temper Dependent Properties

Anneal - Wire - Spool 0.005 - 0.060 in. (0.1 - 1.5 mm) diameter

ParameterNominalMin
NominalMin
0.2% Offset Yield Strength, ksi (MPa)20 (140)(N/A)
Tensile Elongation to Failure, %2518
Vickers Microhardness, HV†65
ParameterNominalMin
NominalMin
Ultimate Tensile Strength, ksi (MPa)45 (895)40 (275)
Knoop Microhardness, HK10075

Cold Worked - Wire - Spool 0.005 - 0.060 in. (0.1 - 1.5 mm) diameter

ParameterNominalMin
NominalMin
0.2% Offset Yield Strength, ksi (MPa)40 (275)(N/A)
Tensile Elongation to Failure, %8(N/A)
Vickers Microhardness, HV150130
ParameterNominalMin
NominalMin
Ultimate Tensile Strength, ksi (MPa)70 (480)65 (450)
Knoop Microhardness, HK155135

Cold Worked - Strip 0.004 - 0.020 in. (0.1 - 0.5 mm) diameter

ParameterNominalMin
NominalMin
0.2% Offset Yield Strength, ksi (MPa)45 (310)(N/A)
Tensile Elongation to Failure, %2(N/A)
Vickers Microhardness, HV150135
ParameterNominalMin
NominalMin
Ultimate Tensile Strength, ksi (MPa)70 (480)65 (450)
Knoop Microhardness, HK155135

† - Values containing † are available upon request

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