invar rod
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invar rod
diameter: from 1mm-100mm
invar 36 is also known as USN K93600,UNS K93660,alloy 36,ASTM F1684.Nilo 36,etc.
invar rod
diameter: from 1mm-100mm
invar 36 is also known as USN K93600,UNS K93660,alloy 36,ASTM F1684.Nilo 36,etc.
Invar 36 is a Nickel-Iron, low expansion alloy containing 36% Nickel, belongs to one of the controlled expansion alloys with the lowest thermal expansion coefficient of any of the iron-nickel alloys. It is widely used in the electronics industry such as radios, thermostats, glass-to-metal seals and structural components in laser systems.
Chemical Compositions:
| C | Mn | S | P | Si | Cr | Ni | Fe |
| Max 0.10 | Max 0.50 | Max 0.004 | Max 0.006 | Max 0.35 | Max 0.25 | Nom 36.0 | Balance |
Physical Properties:
| Specific gravity ................ 8.08 Density lb/cu in ......................... 0.291 kg/cu m ......................... 8055 Thermal conductivity Btu-in/ft²/hr/°F ................ 72.6 W/m þ K .......................... 10.5 | Electrical resistivity ohm-cir mil/ft ................... 495 microhm-mm ...................... 820 Temperature coefficient of electrical resistivity per °F (70/212°F) ............. 0.0006 per °C (21/100°C) ............. 0.0011 |
