Corson Alloys

NKC1816

NKC1816 High Performance Corson Alloy

Overview

NKC1816 is a Corson alloy balancing strength and conductivity at higher levels than the standard C7025 Corson alloy.

Table 1. NKC1816 chemical composition (%)

Cu Ni Co Si Cr
Standard composition Remainder 1.8 1.0 0.6 0.15

Table 2. Physical properties of NKC1816

Electrical conductivity 47 %IACS (@20℃)
Specific resistance 37 nΩ·m (@20℃)
Thermal conductivity 198 W/mK
Modulus of elasticity 125 GPa
Density 8.72 g/cm3

Table 3. Mechanical properties of NKC1816
(upper: typical values, lower: specification range)

Temper Tensile strength
(MPa)
Yield strength
(MPa)
Elongation
(%)
Vickers hardness
(Hv)
ESH 880
(840-940)
850
(810-910)
2
(min.1)
270
(230-300)
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