Corrosion and Season Cracking Flashcards
1
Q
Commonly used metals in Ammunition and Explosives?
A
Steel, Brass, Aluminium, Mazak
2
Q
Ammunition has Two types of defects?
A
Mechanical - Cracking due to stress
Chemical - Corrosion due to impurities
3
Q
Definition of Corrosion in metal?
A
The conversion of metal to a non-metallic state.
Caused by a - Chemical reaction
4
Q
When are stresses most likely to be formed in metal & what can aggravate them?
A
The stresses may be formed in the metal during manufacture and which may be further aggravated by the environmental changes
5
Q
Define Season Cracking?
A
Stressed areas of metal cracking due to the effect of ammonia forming Cuprammonium during storage in either hot or cold temperatures
