Invar from China manufacturer - wisdom heating alloy (shanghai) co., Ltd

Invar

Price:	10.0~40.0 USD
Payment Terms:	T/T,L/C,WU
Place of Origin:	Shanghai, China (Mainland)


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Product Detail

Model No.: Invar 36

Production Capacity: 5 ton/ month

Delivery Date: 20-30 days (depend on the q...

Processing Type: Others

Wires: 0.05-10mm

Strips: 0.05*5.0-5.0*200mm

Means of Transport: Ocean

Packing: cartons, braided bags, spoo...

Type: Furnace

Brand Name: wisdom

Ribbons: 0.05*0.2-2.0*6.0mm

Bars: D10-100mm

nvar 36 is a Nickel-Iron, low expansion alloy containing 36% Nickel, belongs to one of the controlled expansion alloys.

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	Max0.006	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

Coefficient of Thermal Expansion:

Temperature Range		Coefficient of Thermal Expansion
℃	℉	10-6/℃	10-6/℉
20~100 20~150 20~200 20~250 20~300 20~350	68~212 68~302 68~392 68~482 68~572 68~662	1.5 2.0 2.6 3.5 5.5 7.2	0.8 1.1 1.4 1.9 3.1 4.0