Does case harden steel properties detoriates over time? Especially for guns, parts like bolt carrier, the brand new parts has been kept for 10 year and properly oiled. I am worried about its surface hardness to take the blow during firing.
No Answer is Posted For this Question
Be the First to Post Answer
What kind of shell systems are used for investment casting?
what are different grades of mild steel available for making machine structure (housing)
how would you find out the type of stailess steel that has been used to make your dish?
Can you explain the refrigeration cycle?
How do you classify lathes?
Define what is the minimum temperature for stress relieving of astm a 519 gr.4130 material and please tell us where we can find the location.
Explain dislocation theory?
What is iron ferite?
How is solution annealing carried out? What type of furnace is required?
Discuss about advatages and limitations of powder metallurgy.
Is it possible to determine the heat treatment condition in stainless steel (astm a 479 gr xm-19) by checking the microstructure?
Why is chromium molybdenum steels used to build pressure vessels? What is special about the properties of chromium molybdenum steels that make them ideal forpressure vessels?
Civil Engineering (5086)
Mechanical Engineering (4456)
Electrical Engineering (16639)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)