Thermostructural Analysis of Plate-Type Heat Exchanger Prototypes Considering Weld Properties

Table 2

Physical properties of Hastelloy-X alloy.

Temperature; (°C)	Modulus of; elasticity (GPa)	Poisson's; ratio	Thermal conductivity (W/m·°C)	Specific heat (J/kg·K)	Coefficient of thermal expansion (10^−6/°C)
20	205	0.3	11.6	486	—
100	202	0.3	12.9	—	13.3
200	195	0.3	14.6	490	14.0
300	190	0.3	16.3	—	14.3
400	183	0.3	17.9	494	14.5
500	177	0.3	19.5	—	14.7
600	168	0.3	21.1	498	15.1
700	161	0.3	22.9	—	15.7
800	153	0.3	24.6	515	16.0
900	145	0.3	26.3	—	16.3
1000	135	0.3	27.9	544	16.7