4J29 Kovar Precision Alloy Tube: China Manufacturer's Best Price Offer

Product Description

As a leading China supplier of Precision Alloy s, DLX Alloy Co., Ltd. specializes in manufacturing and exporting Factory Price 4J29 Kovar Precision Alloy Tube . Our 4J29 Kovar precision alloy tube is engineered for superior performance in demanding applications requiring precise thermal expansion coefficients. Known for its exceptional compatibility with borosilicate glasses and ceramics, this Kovar tube ensures reliable hermetic seals in electronic and aerospace components.

The 4J29 Kovar precision alloy tube is a nickel-iron-cobalt alloy (FeNi29Co17) that provides a controlled expansion rate similar to hard glass, making it an ideal choice for sealing applications. As a trusted 4J29 Kovar tube supplier, we prioritize quality materials and advanced production techniques to deliver consistent results. Whether you're sourcing for vacuum tubes, transistors, or microwave devices, our Factory Price 4J29 Kovar Precision Alloy Tube offers unmatched value and reliability.

chemical composition

Key Features

Our Factory Price 4J29 Kovar Precision Alloy Tube stands out due to its unique properties tailored for high-precision engineering:

• Controlled Thermal Expansion

  Matches the coefficient of expansion of borosilicate glasses and alumina ceramics, preventing stress cracks in sealed assemblies.

• High Purity Composition

  Consists of approximately 29% nickel, 17% cobalt, and balance iron, ensuring minimal impurities for optimal performance.

• Excellent Corrosion Resistance

  Withstands harsh environments, including oxidizing atmospheres up to 500°C, ideal for long-term reliability.

• Magnetic Properties

  Maintains low magnetic permeability, suitable for sensitive electronic applications.

Packaging and shipping

FAQ

What are your working hours and contact information? 

Monday to Saturday: 7:30 a.m. to 5:00 p.m. (Beijing Time, GMT+08:00). May 1st to 3rd are public holidays, as well as October 1st to 7th and the Lunar New Year holiday. If you have any questions, please email us during the holiday period. 

Do you offer free samples?

Yes, we can provide free samples for testing. The buyer is responsible for all the shipping costs. 

What are your payment terms?

Wire transfer, letter of credit, deposit, deposit, deposit, Western Union, Speedy Money, PayPal 

What is the delivery time?

Usually, the delivery time for samples is 7 days after the payment is confirmed.