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Low Thermal Expansion 4j50 Alloy Pipe, Nickel Iron Cobalt Sealing Tube for Sensors and Transducers1
Nickel Alloy, Nickel Iron Cobalt Sealing Tube for Sensors and Transducers, 4j50 Alloy Tube, Kovar Sealing Alloy
Changzhou Victory Technology Co., Ltd.
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Product Description Product Description4J50 Low Expansion Alloy (Kovar Type) | Precision Dimensions | Excellent Glass Sealing Match | For Hermetic Electronics & Aerospace Seals.This precision tubing is made from 4J50 alloy, a controlled low expansion Nickel-Iron-Cobalt alloy designed to match the thermal expansion of certain glasses and ceramics. This property makes it the premier choice for creating reliable, hermetic seals in electronic and optical packages, ensuring long-term stability and performance.Key FeaturesMatched CTE to borosilicate glassCreates strong, hermetic sealsExcellent corrosion resistanceHigh dimensional precisionGood machinability and formability. Product ParametersPropertySpecificationUnitMaterial4J50 Alloy (Kovar Type)-Outer Diameter (OD)2.3mmInner Diameter (ID)1.5mmWall Thickness0.4mmLength15.3mmTolerance±0.02 (OD), ±0.01 (ID)mmFormSeamless Drawn Tube-Density~8.2g/cm3CTE (20-400°C)~5.5 x 10-6/°CMain ComponentsNi 49-50%, Co 16.8-17.8%, Fe Bal.% ApplicationsGlass-to-Metal (GTM) seal pins | Transistor and IC packages | Diode and relay housings | Microwave and RF components | Laser and optical device packaging | Aerospace and military electronics | Sensor hermetic sealing.CertificationsCompany ProfileOur company Principle is " Quality first, Customer first".CHANGZHOU DLX ALLOY CO, LTD was established in 2002 and has got Iso9001 International Quality Management System Certificate and SGS Certificate. Our factory is professional in researching and producing special alloy material. From melting, drawing, heat treatment, finishing and testing .We offer nickel-based, copper-based, and iron-based alloys, including super alloy, welding materials, anti-corrosion alloy, precision alloy, FeCrAl alloy, NiCr alloy, CuNi alloy, thermocouple and etc, in the form of wire, strip, ribbon, bar, tube, plate.1, We're able to design and develop the product what our customers require and meet their requirements through providing the appropriate engineering drawings or samples.2, We can provide the products within a week after payment.3, Wecan provide sample of the products customer need.4, We always insist on "Quality first, Customer first" as our business philosophy.Packaging & ShippingOur AdvantagesFAQQuestion: Are you a trading company or manufacturer?Answer: We're manufacturer.Question2: Could you help to design the product?Answer: Yes, we have excellent R&D team, OEM/ODM orders are all welcome. Question: Could you supply samples?Answer: Yes, wecould supply samples according to your requirement.Question: could we visit your factory?Answer: Sure, factory visit is warmly welcome.
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