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.

0 Answers  

---

what is No.1 Laathing Scrap Bundle ( Mill Scrap )

0 Answers  

---

what other events in history might have affected the growth of metallurgy?

0 Answers  

---

i m going to give an interview for iocl on 5th aug . pls tell me what questions can be answered from metallurgical prospect

0 Answers   IOCL,

---

what is the composition of cast iron grade 35

2 Answers  

---

When using mercury to recover very, fine gold from ore, define what is the best way to separate the gold laden mercury from the ore?

0 Answers  

---

How much gold is in a troy ounce?

0 Answers  

---

Which is the only liquid in which gold is dissolved?

0 Answers  

---

what is the difference between stainless steel and alloy steel?

0 Answers  

---

Differentiate between ferrite percentage and ferrite number?

0 Answers  

---

What are the advantages of projection welding over spot welding

0 Answers   NIC,

---

Define what is the chemical composition of ceramic and define what is its atomic density?

0 Answers  

---