N52 Controlled Expansion Alloy For Magnetic Reed Switches And Seals Application

Brand Name:XUNSHI
Certification:ISO 9001:2015
Model Number:N52
Minimum Order Quantity:10 kg
Delivery Time:35 days
Payment Terms:T/T
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Address: Room E-407, No.2, XugongQiao Road, Kunshan City, Jiangsu, 215332 China
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Product Details

N52 is an iron-nickel controlled expansion alloy suitable to soft glass sealing, with optimal chemical composition to obtain hermetic seals. Typical applications are hermetic feedtroughs, reed relays.


Equal grades:

ASTM F30

UNS N14052

DIN 17745

W 2.4478

A54-301

Alloy 52

4J50

N52


Chemical composition

ElementNiMnSiCCrCoPSAlFe
Wt, %50.0-51.00.60 max.0.30 max.0.05 max.0.25 max.-0.025 max.0.025 max.0.10 max.Rem

Applications

  • Precision impedance diaphragm
  • Hermetic feedtroughs
  • Reed relays
  • Precision length measurement
  • Soft glass sealing

Alloy 52 Average Linear Coefficient of Thermal Expansion µm/m • °C

Temperature Range °CUNS N14052Temperature Range °CUNS N14052
30 to 30010.130 to 60010.8
30 to 4009.930 to 70011.7
30 to 4509.7 to 10.2*30 to 80012.5
30 to 5009.930 to 90013.3
30 to 55010.0 to 10.5*30 to 100014.2

Alloy 52 Typical Physical Properties

Densitylb/cu in0.30
Specific Gravity8.3
Curie Temp°F986
°C530
Melting Point°F2600
°C1427
Electrical Resistivitymicrohms-cm43
Thermal ConductivityW/cm °C18
Specific HeatCal/g °C0.12

Alloy 52 Typical Mechanical Properties

Tensile Strengthksi75
MPa517
Yield Strengthksi40
MPa276
Elongation% in 2 in.35
HardnessRockwell80
Modulus of Elasticityksi23
MPa159

Forms of supply

Cold drawn wire

Wire rod

Round bar

Cold rolled strip

Tube

Capillary

Plate



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N52 Controlled Expansion Alloy For Magnetic Reed Switches And Seals Application

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