A Nickel-Iron, low expansion alloy containing 42% Nickel. It has a low and nominally constant coefficient of thermal expansion from room temperature to about 300°C (570°F).
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.001” (0.025 mm) Diameter
.827” (21 mm) Diameter
Available in coils, spools and straight bars.
.0015" (0.3mm) Diameter
.787" (20mm) Diameter
Available in coils, spools and straight bars.
.0157" (0.4mm) Diameter
.394" (10mm) Diameter
Available in coils, spools and straight bars.
Low and nominally constant coefficient of thermal expansion from room temperature to about 300°C (570°F).
Specifications
Designations
Condition | Approx. tensile strength | Approx. operating temperature | ||
N/mm² | ksi | °C | °F | |
Annealed | 450 – 550 | 65 – 80 | up to +300 | up to +570 |
Hard Drawn | 700 – 900 | 102 – 131 | up to +300 | up to +570 |
® Trade name of Special Metals Group of Companies