Measurement of the Residual Stresses and Investigation of Their Effects on a Hardfaced Grid Plate due to Thermal Cycling in a Pool Type Sodium-Cooled Fast Reactor

Table 1

Temperature-dependent material properties of austenitic steel.

Temp. (K)	Specific heat (J/kgK)	Conductivity (W/mK)	Density (kg/m^3)	Yield stress (MPa)	Thermal expansion coefficient (10^−5/K)	Young’s modulus (GPa)	Poisson ratio
300	492	15.0	7900	230	1.9	200	0.278
473	515	17.5	7830	184	1.9	185	0.288
673	563	20.0	7750	132	1.9	170	0.298
873	581	22.5	7660	105	1.9	153	0.313
1073	609	25.5	7560	77	1.9	135	0.327
1273	631	28.3	7370	50	1.9	96	0.342
1473	654	31.1	7320	10	1.9	50	0.350
1613	669	33.1	7300	10	1.9	10	0.351
1663	675	66.2	7270	10	1.9	10	0.353