Answer Posted / rakesh thakazhy

1. Visual testing (V
T)
2. Magnetic Particle
Testing(MPT)
3.liquid Penetrant
testing(LPT)
4.Ulrasonic testing
(UT)
5.Electro Magnetic
testing
6.Accustic emission
7.Radiographic testing
(RT)
8.Eddy current

sir please send me previous question papers on metallurgy at vishal.nitrr07@gmail.com .....thank you

2067

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Differentiate between ferrite percentage and ferrite number?

1062

---

A plain carbon steel contains 45 wt% of proeutectoid ferrite. What is its average carbon content in weight percent? I know that you need to use a tie line in the phasediagram, but my book does not really give a good example to go by?

1161

---

Water hammer in pipes occur due to ?

1081

---

What is tack welding ?

1095

---

Discuss the otto cycle with diagram.

1038

---

Which of different types of cast irons is stronger? Is their strength superior to steels?

883

---

How do 304 stainless steel and 316 stainless steel weld to each other? I am hoping my medical device prospect will be able to weld a component made in 316 ss via metal injection molding toa 304 ss tube.

991

---

difference between sand casting and shell casting

1745

---

Describe strain aging based on dislocation theory?

981

---

What is the difference between diagrams of it and ct in heat treatment of steels?

1027

---

When austenitized, carbon steel is quenched, why is the bcc crystal elongated into a body-centered tetragonal crystal structure?

1029

---

A cantilever beam carrying uniformly distributed load will be ?

931

---

what is the hardness of ohns before heat treatment process and hardness of en series before heat treatment process

937

---

Can 1026 steel be welded?

969

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