«Back to Technical Index

Coefficient of Linear Thermal Expansion
(tests carried out on cylindrical samples)

 


Sample
Or material

Sample
number

Dimensions of samples

Coefficient of linear thermal expansion

Diameter
(mm)

Height
(mm)

Single values
(10^6/˚C)

Average value
(10^6/˚C)

Porphyry

1

30.9

200.00

5.6

5.55

 

2

30.9

200.00

5.5

(These results are based on data from the Turin Polytechnic Dipartimento di Georisorse e Territorio)