Alloy 42 Sheet/Bar/Pipe
If you are planning to buy alloy 42 bar, pipe, sheet, fittings, plate, tube, wire, strip, flange ect, please feel free to contact Bozhong Group, equipped with productive factory, we are always at your service.
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A controlled expansion alloy, consisting of 42% Nickel, balance Iron; used in a wide variety of electronic application, lead frames, especially for glass and ceramic seals.


Alloy 42 Products

Bozhong Group stocks alloy 42 in a variety of forms and dimensions. Below are most of the standard stock form/sizes. If you do not see the size or form of alloy 42 that you require, please call one of our materials experts; our sales people are very knowledgeable and can assist you. We can cut, slit, shear, or center less grind alloy 42 to your exact specifications, and we also have tremendous versatility when it comes to custom sizes, packages, and unusual materials.


Alloy 42 Rod -- Made to Your Custom Size


Alloy 42 Sheet Annealed

Alloy 42 Sheet Thickness

Alloy 42 Sheet Thickness

.020” Alloy 42 Sheet

.050” Alloy 42 Sheet

.030” Alloy 42 Sheet

.060” Alloy 42 Sheet

.040” Alloy 42 Sheet

.100” Alloy 42 Sheet


Alloy 42 Plate Annealed

Alloy 42 Plate Thickness

.270” Alloy 42 Plate


Alloy 42 Strip/Coil Annealed

Alloy 42 Strip/Coil Thickness

Alloy 42 Strip/Coil Thickness

.010” Alloy 42 Strip/Coil

.030” Alloy 42 Strip/Coil

.020” Alloy 42 Strip/Coil

.040” Alloy 42 Strip/Coil


Applications

Glass to metal seals for a wide variety of electronic tubes, hermetic packages, and automotive and industrial lamps.


Alloy 42 Properties

Alloy 42 Physical Properties

Density

lb/cu in

0.293

Specific Gravity


8.12

Curie Temp

°F

716


°C

380

Melting Point

°F

2600


°C

1427

Electrical Resistivity

Micro-ohm-cm

68


ohm-cir mil/ft

400

Thermal Conductivity

W/cm °C

0.11


BTU-in/sq. ft-hr-

74.5

Specific Heat

Cal/g- °C

0.12


BTU/lbm- °F

0.12

Thermal Expansion

ppm / °F (75°F to 842°F)

3.9


ppm / °C (25°C to 450°F)

7.0


Alloy 42 Mechanical Properties

Tensile Strength

ksi

82


MPa

566

Yield Strength

ksi

34


MPa

235

Elongation

% in 2 in.

30

Typical Hardness Ann.

Rockwell HRB

80

Modules of Elasticity

Mpsi

21.5


kMPa

148


Alloy 42 Chemistry

maximum % unless noted

Iron

Bal

Nominal Nickel

41

Nominal Cobalt

--

Carbon

0.05

Silicon

0.30

Sulfur

0.025

Chromium

0.025


Alloy 42 Specifications

ASTM F-30

MIL 1-23011 CL 5

AMS 1-23011 CL 5



Alloy 42 Linear Coefficient of Thermal Expansion

Degree C

Degree C

30-100

4.8

30-450

6.7 - 7.4

30-150

4.6

30-475

--

30-200

4.5

30-500

8.0

30-250

4.5

30-525

--

30-300

4.0 - 4.7

30-550

8.8

30-325

4.7-

30-600

9.5

30-350

5.0

30-700

10.5

30-375

5.5

30-800

11.4

30-400

6.0

30-900

12.3

30-425

--

30-1000

13.2


Model GB ASTM DIN BS AFNOR
New grades Old grades
4J36(Invar 36) UNS K93600 W.Nr.1.3912 X1NiCrMoCu Fe-Ni36
Kovar(Alloy K)
UNS K94610 1.3981
Alloy 42 UNS K94100 1.3917
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