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Super Invar 32-5
Technical Data Sheet
|Chemical Composition Limits|
|Super Invar 32-5||0.02||0.25||5.50||0.40||32||Bal|
Super Invar 32-5 is a magnetic, austenitic, solid solution alloy containing iron, nickel and cobalt. 32-5 was originally designed to provide minimum thermal expansion at room temperatures. It has the austenite stability to service temperatures at least -67°F (-55°C). Super Invar 32-5 has less thermal expansion properties than Invar 36.
Super Invar 32-5 is used in structural components for supports and substrates in optical and laser systems requiring precision measurements.
Typical Mechanical Properties
|Material||0.2% Yield Strength||Ultimate Tensile Strength||Hardness Rockwell B
|Hardness Rockwell B
|Super Invar 32-5||40||276||70||483||75||90|
Specific Gravity - 8.15
Density - 0.2940 lb/in ³
Mean CTE - -67 to 203°F / 0.350 x 10-6 in/in°F
Super Invar 32-5 is available in bar, bar flats, bar square, bar rounds, strip, billet, wire. For all stock availability contact Sales for further availability.
At Aircraft Materials all stock items can be shipped out within 24 hours, usually within the same day. Even cutting orders for bar or sheet can be processed and dispatched the same day, and for time-critical situations such as AOGs, we have a dedicated AOG service desk ready to help (email@example.com).
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Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.
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