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Invar rod

FOB Price: Get Latest Price
Min.Order Quantity: 50 Kilogram/Kilograms
Supply Ability: 20 Ton/Tons per Year
Port: Shanghai
Payment Terms: D/A,D/P,T/T,Western Union,MoneyGram
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Quick Details

Place of Origin: Jiangsu China (Mainland) Brand Name: kx-alloy Model Number: Invar rod
Application: Precise Measuring Instrument Shape: plate,sheet,rod/bar,tube/pipe,wire. Material: FeNi36
Dimensions: 1.5-150mm Chemical Composition: Ni:36% Fe: Bal The status: hot forged or hot rolled
The surface colour: shine and bright or black Diameter: 1.5-150mm length: random length or standard length

Packaging & Delivery

Packaging Detail: wooden case (depend on the customer's requirements)
Delivery Detail: 2-4 weeks(depend on the quantity of the order)


Kovar Rod
1.Specilizing in kovar material
2. Have ISO9001:2008, RoHs,Test Report
3. A professional factory





Our conmany is specialized in producing Invar, also known as the expansion of low-alloy 4J36, Invar alloy,Invar 36, Nilo 36, FeNi36,Vacodil 36,K96300 and so on.


The implementation of standards: YB / T 5241-93


Usage: -60 ° C - 80 ° C air temperature change, there are more The lower expansion coefficient of plastic and good for making changes in the temperature range of near-constant size of the components are widely used in radio, precision instruments, equipment and other industries, so measuring standards, the microwave cavity, the two-metal layer, such as fluctuations.
It can be made in line with its customer's specifications wire, bar, pipe, strip, plate.


Looking forward to cooperating with you!


Invar 36

1.Chemical Composition  %




Chemical Composition  % 









Not more than≤












2.The Average Linear Expansion Coefficient:




Specimen heat treatment system

The average linear expansion coefficient a,10-6/ oC

20-100 oC

20-300 oC



Will be semi-finished specimen heated to 840 ± 10 oC, insulation 1h, water quenching, and then processed into finished specimen, at 315 ± 10 oC, insulation 1h with the furnace cooling or air-cooled.






3.Alloy typical expansion coefficient




The average linear expansion coefficient a,10-6/ oC

20-50 oC

20-100 oC


20-300 oC

20-400 oC

20-500 oC
















Note: The values in the table are for reference only.

Specification: Plate, sheet, strip, rod, bar, wire, tube.

We are looing forward to cooperate with you!

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Danyang City Kaixin Alloy Material Co., Ltd. is a professional alloy manufacturer, providing various products such as precision & expansion alloy, high-resistant electrothermal alloy, high temperature alloy, and heat-resistant alloy. Our leading products are Kovar, Invar 36, Alloy 42, Alloy 52, 33Ni-Fe and other related products. They are manufactured in accordance with strict production standard and requirement, and have passed rigorous factory test. Therefore, they are widely used to many ... View detail

Basic Information

Product/Service (We Sell): Alloy,Heating Wire  
Number of Employees: 51 - 100 People  

Trade & Market

Main Markets: North America
South America
Eastern Europe
Southeast Asia
Mid East
Eastern Asia
Western Europe
Central America
Northern Europe
Southern Europe
South Asia
Total Annual Sales Volume: US$10 Million - US$50 Million  
Export Percentage: 61% - 70%  

Factory Information

Factory Size (Sq.meters): Below 1,000 square meters  
Factory Location: Yunhe East, Lvcheng Town, Danyang City , Zhenjiang , Jiangsu China (Mainland) Zip: 212352  
Number of Production Lines: 2  
Number of R&D Staff: 5 - 10 People  
Number of QC Staff: 5 - 10 People  

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China (Mainland) | Manufacturer, Trading Company | Contact Details
Experience: Established 2007

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Mr. David Jing
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