Ed Fagan Inc. recognizes that mechanical and physical properties are key factors in the evaluation and material selection of an alloy for any given application. The data below contains Alloy 48 properties as a general reference when assessing this alloy. This includes the chemistry, mechanical and physical properties tables, along with specifications and thermal expansion data.
Ed Fagan Inc. is the unsurpassed leader in supplying iron-nickel alloys for electronic applications. Our teams are trained in the materials we sell and we provide on-staff, metallurgical expertise. Plus our extensive library of technical papers and manufacturers data sheets spans fifty plus years.
For an Alloy 48 data sheet, or any other Controlled Expansion Alloy data sheets, please go to our Alloys and Metals Literature Library section.
|Alloy 48 Average Linear Coefficient of Thermal Expansion|
|Temperature Range,°C||Temperature Range,°C|
|30 to 300||8.8||30 to 700||11.3|
|30 to 400||8.7||30 to 800||12.1|
|30 to 500||9.4||30 to 900||13.0|
|30 to 600||10.4||30 to 1000||13.9|
For comparison linear coefficient of thermal expansion data on all of our controlled expansion, glass and ceramic sealing alloys, please refer to our Thermal Expansion Table.
|Alloy 48 Physical Properties|
|Thermal Conductivity||W/cm °C||0.13|
|BTU-in/sq. ft-hr- °F||90.0|
|Specific Heat||Cal/gm °C||0.12|
|Thermal Expansion||ppm / °F (75°F to 842°F)||5.0|
|ppm / °C (30°C to 450°C)||9.0|
|Alloy 48 Mechanical Properties|
|Elongation||% in 2 in.||30|
|Typical Hardness Ann.||Rockwell HRB||80|
|Modulus of Elasticity||Mpsi||23|
|Alloy 48 Chemistry|
|The nickel contents listed are nominal. The nickel contents of the alloys shall be adjusted by the manufacturer so that the alloys meet the requirements for thermal expansion.
|Cobalt is present as an incidental element and shall be reported separately.
|Source: ASTM F30|
|Alloy 48 Specifications|
|ASTM F30||MIL-1-23011 CL 3||AMS 1-23011 CL 3||UNS K94800|