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

Table 3

The SSRT test parameters.

Material	Environment
TP 439 SS	FA	260°C, , 3.5 mg/kg NH3 pH 9.7, FA 5 mg/kg
	FA-free	260°C, , 3.5 mg/kg NH3 pH 9.7
	Argon	Inert gas environment
690 TT	FA	284°C, , 3.0 mg/kg NH3 pH 9.52, FA 5 mg/kg
	FA-free	284°C, , 3.0 mg/kg NH3 pH 9.52
	Argon	Inert gas environment