About Alloy
Alloy 46/Glass Sealing 46 Alloy/UNS K94600
Alloy 46 is a nickel-iron controlled expansion alloy containing 46: nickel. It has a fairly constant coefficient of thermal expansion from room temperature up to 932 °F (500 °C).
Consisting of 46% nickel and iron balance, 46 Alloy is a controlled expansion alloy used mostly in electronic applications, especially for glass and ceramic seals. Alloy 46 is also known as Pernifer 462, NILO 464, and Glass-Seal 461.
Product Form
Sheet, Strip, Rod, Bar, Tubing and Wire: ASTM F30
Chemical Composition
| NICKEL (NI) | 46 |
| CHROMIUM(CR) | 0.1 |
| MANGANESE(MN) | 0.8 |
| SILICON (SI) | 0.3 |
| CARBON (C) | 0.05 |
| PHOSPHORUS (P) | 0.025 |
| SULFUR (S) | 0.025 |
| IRON | BALANCE |
Property
| ANNEALED | 85,000 MAX |
| 1/4 HARD | 90,000 TO 115,000 |
| 1/2 HARD | 105,000 TO 125,000 |
| HARD | 120,000 MIN. |
| ANNEALED | 70 MAX |
| 1/4 HARD | 78 TO 83 |
| 1/2 HARD | 84 TO 88 |
Application
Alloy 46, like Alloy 45, refers to a specific type of alloy whose exact composition can vary depending on the manufacturer and intended application. Here are some potential applications where Alloy 46 might be utilized, based on general characteristics and properties typically associated with such alloys:
Electronics: Alloys are frequently used in electronic components for their conductivity, resistance to corrosion, and ability to withstand high temperatures. Alloy 46 could be employed in connectors, circuit boards, or semiconductor packaging.
Automotive Industry: Alloys play a crucial role in vehicle manufacturing due to their strength, durability, and resistance to heat and corrosion. Alloy 46 might find applications in engine components, exhaust systems, or electrical connectors.
Aerospace Industry: Alloys are essential in aerospace applications where lightweight materials with high strength and durability are required. Alloy 46 could be used in aircraft components such as landing gear, structural parts, or fuel systems.
Medical Devices: Some alloys are used in medical equipment and implants due to their biocompatibility and corrosion resistance. Alloy 46 might be suitable for surgical instruments, implants, or dental tools.
Industrial Applications: Alloys are widely used in various industrial machinery and equipment for their mechanical properties and resistance to wear and tear. Alloy 46 could be utilized in pumps, valves, or hydraulic systems.
Consumer Goods: Alloys are used in consumer products like watches, jewelry, and household appliances for their aesthetic appeal and durability. Alloy 46 might be found in watch components, kitchen appliances, or decorative items.
Energy Sector: Alloys are critical in the energy sector for applications such as power generation, oil and gas extraction, and renewable energy technologies. Alloy 46 could be used in turbines, heat exchangers, or pipelines.
The specific application of Alloy 46 would depend on its particular properties, which could include factors such as tensile strength, hardness, electrical conductivity, thermal stability, and resistance to corrosion. Engineers and manufacturers select alloys based on these properties to ensure optimal performance in their intended applications.
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