With HF acid corrosion, oxygen contamination _________ the corrosion rate of carbon steel and promotes accelerated corrosion and SCC of Alloy 400.
With ammonia stress corrosion cracking weld hardness should not exceed _______ BHN.
Which of the following materials is susceptible to sigma phase embrittlement?
Thermal fatigue cracks propagate ________ to the stress and are usually dagger shaped, transgranular and oxide-filled.
Once cracking from LME has occurred, grinding out the affected area ______ an acceptable fix.