BrushForm® 158 Strip TS04 – High‑Performance, Heat‑Treatable Copper‑Nickel‑Tin Alloy

Materion Brush Performance Alloys’ BrushForm® 158 Strip is a high-performance, heat treatable spinodal copper nickel tin alloy designed to provide optimal formability and strength characteristics. It is available in both pre-heat treated (mill hardened) and heat treatable (age hardenable) forms.

Properties

General

Property	Temperature	Value
Density	23.0 °C	9 g/cm³

Dimension

Property	Value	Comment
Thickness	0.04 - 0.5 mm	gauge

Mechanical

Property	Temperature	Value	Comment
Elastic modulus	23.0 °C	144 GPa
Elongation	23.0 °C	2 %	for strip thicker than 0.10 mm
Hardness, Vickers	23.0 °C	335 - 410 [-]
Poisson's ratio	23.0 °C	0.3 [-]
Tensile strength	23.0 °C	1140 - 1345 MPa
Yield strength Rp0.2	23.0 °C	1070 - 1275 MPa

Thermal

Property	Temperature	Value
Coefficient of thermal expansion	23.0 °C	1.64E-5 1/K

Electrical

Property	Temperature	Value
Electrical conductivity	23.0 °C	4.00E+6 S/m
Specific Electrical conductivity		7 % IACS

Magnetic

Property	Temperature	Value
Relative magnetic permeability	23.0 °C	1.01 [-]

Chemical properties

Property	Value
Copper	Balance
Nickel	14.5 - 15.5 %
Tin	7.5 - 8.5 %

Technological properties

Property
Application areas	Voice coil motor springs (VCM), Optical image stabilization systems (OIS) & Electromagnetic shielding gaskets.

BrushForm® 158 Strip TS02 (C72900): High-Performance Heat‑Treatable Copper–Nickel–Tin Alloy BrushForm® 158 Strip TS08 (C72900) – High-Performance Heat-Treatable Copper‑Nickel‑Tin Alloy

Metal