Kovar Sheets and Plates

Will Sheetsandplates, located in Hamilton, New Zealand, stands out as a top-notch manufacturer and supplier of premium Kovar sheets and plates. Known for their precision, durability, and reliable performance, this company serves industries that need materials with exceptional control over thermal expansion. Kovar, an iron-nickel-cobalt alloy, is specifically designed to align with the thermal expansion of borosilicate glass and ceramics, making it perfect for sealing and electronic applications. Will Sheetsandplates adheres to strict quality standards, ensuring that their materials meet international specifications. With a strong commitment to reliability and customer satisfaction, they have built a reputation as a trusted partner in advanced manufacturing and engineering solutions.

Kovar Plates

Kovar Sheets and Plates

Kovar Alloy Sheets

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Kovar Sheets and Plates Specification
Kovar Sheets and Plates Chemical Composition
Kovar Sheets and Plates Mechanical Property
Kovar Sheets and Plates Equivalent Grades
Largest Kovar Sheets and Plates Manufacturer and Exporter in Hamilton, New Zealand
Types of Kovar Sheets and Plates
Are Custom Sizes Available for Kovar Sheets and Plates ?
Application Industry of Kovar Sheets and Plates
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Kovar Sheets and Plates designed for applications requiring low elongation and high strength. It has a very broad thermal range comparable to that of glass, making it ideal for glass and metal coins. Mechanical properties include tensile strength of 600–750 MPa, yield strength of 240–450 MPa, and elongation of 20-40%. It has a high thermal stability and excellent resistance to oxidation and corrosion. Coatings are commonly used in electronics, aerospace, and precision mechanics where static expansion properties are important.

Kovar Sheets and Plates Specification

Standard Specification :	UNS K94610 \| Werkstoff Nr 1.3981 \| DIN 17745 \| ASTM F15 \| AMS 7726 \| AFNOR NF A54-301 \| S.E.W 385
Dimensions :	ASTM, ASME, and API
Sheets Thickness :	Range from .008″ to .0125″
Plates Thickness :	Ranges from .0125″ to 5.00″
Sheets/Plates Width :	1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Sheets/Plates Length :	2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Tempers :	Annealed, 1/4, 1/2 Hard, 3/4 Hard, Full Hard
Hardness :	Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.
Value Added Service :	Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling, Cutting, Bending, Forging, Minor Fabrication Etc.

Kovar Sheets and Plates Chemical Composition

Chemical Analysis
Cr	20 nom
Ni	35 nom
Mo	10 nom
Co	35 nom

Kovar Sheets and Plates Mechanical Property

Material	Condition	Yield Strength (0.1% Offset)		Tensile Strength		Elongation %
Material	Condition	psi	MPa	psi	MPa	Elongation %
Alloy K Kovar	Annealed	49,000	340	75,000	520	42

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Kovar Sheets and Plates Equivalent Grades

ASTM	UNS	Workstoff	AMS	DIN	AFNOR	S.E.W
F15	K94610	1.3981	7726	17745	NF A54-301	385

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We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Largest Kovar Sheets and Plates Manufacturer and Exporter in Hamilton, New Zealand

Kovar sheets and plates are primarily made up of iron (about 54%), nickel (around 29%), and cobalt (approximately 17%), along with trace elements that enhance stability. This distinctive alloy offers a controlled thermal expansion coefficient that closely matches that of borosilicate glass. On the mechanical side, Kovar boasts impressive strength, hardness, and corrosion resistance, along with good weldability and machinability. It maintains dimensional stability over a wide temperature range, making it ideal for high-precision applications. The combination of its predictable thermal behavior and mechanical toughness guarantees reliable performance in situations where consistent thermal expansion and structural integrity are crucial.

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Kovar Sheets and Plates provide excellent thermal expansion properties, making them ideal for applications requiring good compatibility with materials such as glass and ceramics Due to low coefficient of thermal expansion they maintain stability under temperature changes. Kovar also has good mechanical strength, corrosion resistance and strong weldability, making it suitable for harsh environments. Its magnetic properties are stable, making it useful in electronics and aerospace applications, especially for hermetic sealing of components. These features make Kovar ideal for high-performance precision applications.

Types of Kovar Sheets and Plates

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Are Custom Sizes Available for Kovar Sheets and Plates ?

Kovar sheets and plates find extensive use in electronic, aerospace, and glass-to-metal sealing applications. Their controlled thermal expansion makes them perfect for vacuum tubes, semiconductor packages, and feedthroughs, where precise metal-to-glass or ceramic bonds are vital. This alloy is also utilized in thermocouples, sensors, and high-reliability connectors, where thermal stability and mechanical strength are essential. In the aerospace and defense sectors, Kovar components deliver durability even in extreme conditions.

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Application Industry of Kovar Sheets and Plates

Kovar Sheets and Plates are extensively utilized in electronics, aerospace, and scientific instrumentation. They excel in glass-to-metal seals, hermetic enclosures, vacuum tubes, and semiconductor components, where compatibility in thermal expansion is vital. Moreover, Kovar sheets and plates are used in precision instruments and sensors that need to maintain stability amid temperature fluctuations. Yazan Steel’s offerings provide durable, high-performance solutions that meet the demands of these critical applications.