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.

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The stress concentration is caused due to ?

0 Answers   NIC,

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what is the difference beteeen Annealing and stress releaving

6 Answers  

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Where is iron ferrite found?

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What does allotropic mean what does iron and steel have to do with it?

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What is the use of damper?

0 Answers   NIC,

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What is iron ferite? Where is it used?

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What does allotropic mean?

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What is calibration of an instrument?

0 Answers   Essar,

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When a spring is cut into two, stiffness becomes ?

0 Answers   NIC,

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How can Residual stresses in superalloy components can be minimised?

1 Answers  

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Unlike materials as well as materials of different thickness can be butt welded by ?

0 Answers   NIC,

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