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xavi
xavi
Asked: 1 year agoIn: Physical Metallurgy & Heat treatment

Find P, N of question in image

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Find P, N of question in image
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xavi
Asked: 1 year agoIn: Iron & Steel Making

In a good rimming steel

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42.5%A. both carbon and silicon should be lower ( 17 voters )
15%B. silicon should be low, but carbon should be higher ( 6 voters )
12.5%C. both carbon and silicon should be higher ( 5 voters )
10%D. silicon should be high, but carbon should be lower ( 4 voters )
Based On 40 Votes

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xavi
xavi
Asked: 1 year agoIn: Mechanical Metallurgy

Why is lower yield point preferred over upper yield point?

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xavi
xavi
Asked: 1 year agoIn: Physical Metallurgy & Heat treatment

Why aren’t ferritic and austenitic stainless steels heat treatable?

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xavi
xavi
Asked: 1 year agoIn: Mechanical Metallurgy

For slip to occur in polycrystalline materials, 5 independent slip systems are required. My question is what’s so sacrosanct about 5 slip systems, kindly explain.

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xavi
xavi
Asked: 2 years agoIn: Physical Metallurgy & Heat treatment

Carbon usually increases hardenability of steel, but beyond eutectoid point (0.8%C), it decreases. Why?

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xavi
xavi
Asked: 2 years agoIn: Mechanical Metallurgy

If volume fraction of spherical shaped second phase particles is 50% with radius of 3 µm, interspacing of particles is (in µm)

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xavi
xavi
Asked: 2 years agoIn: Physical Metallurgy & Heat treatment

It is known that a galvanic couple will form between ferrite and cementite in pearlite, wherein cementite will act as cathode and ferrite as anode.Why?

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xavi
Asked: 2 years agoIn: Mechanical Metallurgy

Hydrostatic stress produces

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57.14%Only elastic volume changes and not plastic deformation ( 12 voters )
0%Only plastic deformation and not elastic volume changes ( 0 voters )
4.76%Only permanent deformation and not volume changes ( 1 voter )
38.1%Only volume changes and no plastic deformation ( 8 voters )
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xavi
xavi
Asked: 2 years agoIn: Mechanical Metallurgy

Metals having high SFE promotes dynamic recovery while metals having low SFE promotes dynamic recrystallization. Why?

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xavi
xavi
Asked: 2 years agoIn: Physical Metallurgy & Heat treatment

Kindly provide a detailed solution to attached question, thank you!

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Kindly provide a detailed solution to attached question, thank you!
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xavi
xavi
Asked: 2 years agoIn: Metal Working (Forming)

Indirect extrusion cannot be used for extruding long extrudes! Why so?

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xavi
xavi
Asked: 2 years agoIn: Physical Metallurgy & Heat treatment

Why does liquid tend to migrate towards higher surface tension as is seen in Marangoni effect? Also kindly explain the relation between viscosity and surface tension

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xavi
xavi
Asked: 2 years agoIn: Mechanical Metallurgy

Why does young’s modulus increase on lowering the temperature?

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