Stress Corrosion Cracking Behavior of TP 439 and 690 TT under Film-Forming Amine Environment

Table 1

The chemical compositions of TP 439 SS and 690 TT alloy (wt%).

Element	Ni	Cr	Fe	C	Si	Mn	P	S	N	Al	Ti	Cu
690 TT	59.83	30.39	9.88	0.023	0.07	0.22	0.006	0.002	0.02	/	/	/
TP 439	0.247	17.84	81.06	0.014	0.179	0.262	0.025	0.0015	0.020	0.028	0.278	0.079