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REXSAMIron

Asked: June 9, 2020In: Mechanical Metallurgy

if a .5 dia bar is ground and polished to .375 dia, does it change the mechanical properties?

<img class='avatar avatar-42 photo' alt='Askmemetallurgy Official' title='Askmemetallurgy Official' width='42' height='42' srcset='https://askmemetallurgy.com/wp-content/uploads/2020/04/20200419_001906-1-42x42.png 1x, https://askmemetallurgy.com/wp-content/uploads/2020/04/20200419_001906-1-84x84.png 2x' src='https://askmemetallurgy.com/wp-content/uploads/2020/04/20200419_001906-1-42x42.png'>

Askmemetallurgy Official

Asked: April 4, 2020In: Physical Metallurgy & Heat treatment

GATE MT 2015 Q64. Match the desired mechanical properties listed in group 1 with the microstructural features in group 2.

Poll Results

9.09%(A) P-3,Q-4,R-2,S-1 ( 1 voter )

27.27%(B)P-1,Q-2,R-3,S-4 ( 3 voters )

54.55%(C)P-2,Q-4,R-1,S-3 ( 6 voters )

9.09%(D) P-1,Q-4,R-2,S-3 ( 1 voter )

Based On 11 Votes

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GATE MT 2015 Q64. Match the desired mechanical properties listed in group 1 with the microstructural features in group 2.

<img class='avatar avatar-42 photo' alt='Askmemetallurgy Official' title='Askmemetallurgy Official' width='42' height='42' srcset='https://askmemetallurgy.com/wp-content/uploads/2020/04/20200419_001906-1-42x42.png 1x, https://askmemetallurgy.com/wp-content/uploads/2020/04/20200419_001906-1-84x84.png 2x' src='https://askmemetallurgy.com/wp-content/uploads/2020/04/20200419_001906-1-42x42.png'>

Askmemetallurgy Official

Asked: April 2, 2020In: Physical Metallurgy & Heat treatment

GATE MT 2015 Q34. Select the INCORRECT statement related to the effect of a small amount of carbon addition on mechanical properties of iron.

Poll Results

13.33%(A) Ductile-Brittle-Transition Temperature (DBTT) increases ( 2 voters )

26.67%(B) Hardenability increases ( 4 voters )

40%(C) Toughness increases ( 6 voters )

20%(D) Yield point phenomenon occurs ( 3 voters )

Based On 15 Votes

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