TABLE I CHEMICAL COMPOSITIONS OF MATERIALS USED

-	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	N	O	Fe
SUS304L	.017	.56	.87	.03	.002	9.05	18.33	.17	.24	.04	.003	Bal.
SUS316L	.022	.52	.87	.03	.001	12.09	17.59	2.13	.28	.04	.002	Bal.

-	Si	Fe	Mn	Mg	Cr	Ti	O	Al
A5083	-	.19	.64	4.82	.06	.01	.01	Bal.

(mass %)

FIGURE 2 STRESS-STRAIN CURVES OF A5083 ALUMINUM ALLOY IN LIQUID HELIUM AND HYDROGEN.

FIGURE 3 STRESS-STRAIN CURVES OF SUS304L PLATES IN LIQUID HELIUM, HYDROGEN AND NITROGEN, AND AT AMBIENT TEMPERATURE IN AIR.

FIGURE 4 STRESS-STRAIN CURVES OF SUS316L PLATES IN LIQUID HELIUM, HYDROGEN AND NITROGEN, AND AT AMBIENT TEMPERATURE IN AIR.

FIGURE 5 STRESS-STRAIN CURVES OF SUS304L AND SUS316L WELD METALS IN LIQUID HYDROGEN.

FIGURE 6 TENSILE PROPERTIES OF SUS304L THICK PLATE AS A FUNCTION OF TEST TEMPERATURE.

FIGURE 7 TENSILE PROPERTIES OF SUS316L THICK PLATE AS A FUNCTION OF TEST TEMPERATURE.