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Home > Metallurgy, Mineral & Energy > Black Metal & Products > Kovar Alloy Factory, Chinese 4J29 Tube, Kovar ASTM F15, Nilo-K, FeNi29Co17 UNS K94610
Kovar Alloy Factory, Chinese 4J29 Tube, Kovar ASTM F15, Nilo-K, FeNi29Co17 UNS K94610
US$ 45 - 60
MOQ: 50 Kilograms
Key Specifications
Get Latest Price
Place of Origin:
Shaanxi, China
Brand Name:
XAGY
Model Number:
4J29
Payment & Shipping
Payment Methods:
Port of Shipment:
Xi'an
Delivery Detail:
Delivery time depends on order quantity.
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Place of Origin
Shaanxi, China
Brand Name
XAGY
Model Number
4J29
Application
glass-to-metal seals / ceramic-to-metal seals
Shape
Round
Material
Kovar Alloy
Dimensions
O.D.8mm --8.0mm, I.D.8.0mm--129mm
Chemical Composition
FeNi29Co17
Product Display
A Nickel-Iron-Cobalt, controlled expansion alloy containing 29% Nickel. It’s coefficient of expansion (which decreases with rising temperature to the inflection point), matches the expansion rate of borosilicate glasses and aluminia ceramics. Applications include glass to metal seals in applications requiring high reliability or resistance to thermal shock, ie. high-power transmitting valves, transistor leads and heaters and photography flash bulbs.
Product Parameters
Grade |
Chemical Composition (%) |
||||||||||
C |
P |
S |
Mn |
Si |
Cu |
Cr |
Mo |
Ni |
Co |
Fe |
|
≤ | |||||||||||
4J29 |
0.03 |
0.020 |
0.020 |
0.5 |
0.30 |
0.20 |
0.20 |
0.20 |
28.5~29.5 |
16.8~17.8 |
Balance |
Customization
Certificate Display
Factory Show
Customer Group Photo
Packing and Shipping
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Business Type
Manufacturer, Trading Company
Year Established
2001
Factory Size
50,000-100,000 square meters
Total Employees
101 - 200 People
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