Explain the concept of casting and forging?

601

---

What is duplex and super duplex steel?

623

---

What is d2? What is it used for?

596

---

Which liquid would oyu use to dissolve gold?

586

---

Differentiate between stainless steel and alloy steel?

578

---

What is a silver in deming drill bit?

672

---

Which type of welding is used for welding of duplex and super duplex steel?

588

---

What is impact energy?

621

---

You are required to calculate a heat affected zone in weld. How would you do that?

588

---

How gold can be separated from mercury?

639

---

What are allotropes?

597

---

What is the composition of d2?

609

---

Explain any method through which molds can shine after casting?

606

---

What is the use od d2?

615

---

Does the extrusion process for a355 and a356 alloy have any impact on the impact energy?

638

---