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Ametek AM 388™ Alloy (UNS C72650) TD03 3/4 Hard

Category Metal , Nonferrous Metal , Copper Alloy
Manufacturer Ametek
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Ametek AM 388™ Alloy (UNS C72650) TD03 3/4 Hard.pdf
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Material Notes:
Information supplied by Ametek Specialty Metal Products Division.Copper base Spinodal alloy with high conductivity and high strength. Outstanding performance for contacts in connectors, sockets and switches.Benefits include combination of high strength and formability, high conductivity, available in mill hardened or age hardenable tempers, no distortion during aging, no fixturing required, excellent solderability and resistance to stress relaxation during high temperature (over 400°F, 200°C) soldering, fine grain size, excellent corrosion resistance bare and easy to plate when required, low initial cost, and additional savings during processing.Aging Temperature/Time 700°F-725°F (370°C-385°C)/1.5-3 hrs.
Physical Properties Metric English Comments
Density 8.87 g/cc
0.320 lb/in³
Mechanical Properties Metric English Comments
Hardness, Vickers 190 - 230
190 - 230
Tensile Strength, Ultimate 551 - 620 MPa
79900 - 89900 psi
Tensile Strength, Yield 517 - 586 MPa

@Strain 0.200 %
75000 - 85000 psi

@Strain 0.200 %
Elongation at Break 4.0 - 7.0 %
4.0 - 7.0 %
typical
Modulus of Elasticity 124 GPa
18000 ksi
Component Elements Properties Metric English Comments
Copper, Cu 87 %
87 %
as balance
Nickel, Ni 7.0 - 8.0 %
7.0 - 8.0 %
Other <= 0.50 %
<= 0.50 %
Tin, Sn 4.5 - 5.5 %
4.5 - 5.5 %
Electrical Properties Metric English Comments
Electrical Resistivity 0.0000115 - 0.0000123 ohm-cm
0.0000115 - 0.0000123 ohm-cm
Conductivity 14 - 15% IACS
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