The Influence of Rotating Direction on the Tribological Behavior of Grey Cast Iron with Curve Distributed Pit Textured Surface

Table 1

Thermal physical properties of GCI and H13 tool steel.

Thermal physical parameter	GCI	H13 tool steel
Thermal conductivity, , W/(m⋅K)	48	32.2
Density, , kg/m^3	7200	7800
Specific heat capacity, , J/(kg⋅K)	480	460
Thermal expansion coefficient, , ×10^−5 K^−1	1.2	0.91
Elastic modulus,, Gpa	120	210
Poisson ratio,	0.25	0.30