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Corson Alloy NKC164(UNS Alloy No. C64745)

NKC164 Corson Alloy Designed for Electronic Components with High Bend Formability(UNS Alloy No. C64745)

Description

Data

NKC164 has superior characteristics to conventional Corson alloys', keeping a good balance between mechanical strength, electric conductivity and bend formability of the conventional alloys.

Table 1. Chemical Composition of NKC164 (%)

  Cu Ni Si Sn Zn
Typical Balance 1.6 0.4 0.5 0.4

Table 2.Physical Properties of NKC164

Electric conductivity 43 %IACS(@20℃)
Specific resistance 40.1 nΩ ・ m(@20℃)
Thermal conductivity 170 W/mK
Thermal expansion coefficient 17.6 ×10-6/K(20 to 300℃)
Young's modulus 127 GPa
Density 8.87 g/cm3

Table 3. Mechanical Properties of NKC164 (Specifications)

Temper Tensile Strength
(MPa)
0.2% offset Yield Strength
(MPa)
Elongation
(%)
Vickers Hardness
(Hv)
1/2H 560-680 520-670 5min 160-23
H 620-740 580-730 3min 170-240
EH 680-800 640-790 1min 200-270