What is the Equivalent for 9.81 kgf= ?

0 Answers   NIC,

---

1)We are using OHNS material for manufacturing Thread & plain Gauges.What is the excat composition of OHNS for Gauges? 2)Which is the reference standard book for OHNS Material composition for Gauges?

0 Answers   Sail,

---

sir.I am OBC candidate,recieved scholarship/freeship during academic year 2011-2012,2012-2013(my yearly income was below 4.5 lakh).my yearly income during academic year 2013-2014 was above 4.5 lakh.should I get scholarship/freeship in academic year 2013-2014 ?

1 Answers  

---

Explain rupture stress

0 Answers   NIC,

---

Water hammer in pipes occur due to ?

0 Answers   NIC,

---

---

How is solution annealing carried out? Define what type of furnace is required? Does one need to be heat in a salt bath?

0 Answers  

---

Define rivets.

0 Answers   Essar,

---

What is tack welding ?

0 Answers   Essar,

---

The requirement for ASTM A217 Gr. WC9 castings for valves components like Body and Bonnet were Normalising at 920+/- 20 Deg. C and Tempring 780+/- 20 Deg. C The specification calls furnace shall be calibtated within +/-14 deg. C The Heat Chart shows minimum temperature for normalising 900 to 920 Deg. C, but maximum temperature 960-990 Deg. C Tempering 780+/-20 Deg. C is within limits and accepted. Casting having integral test bars, heat trated along with castings passed in chemical znalysis and mechanical properties. Since normalising maximum temperature is not meeting specification, where castings can be salvaged or renormalised and retempered to meet specification. Whether it will have affect on remechanical properties testing

0 Answers   Leader Valves,

---

Throw some light on hardening abilities of metals?

0 Answers  

---

Define what is the casting and forging?

0 Answers  

---

What is the help of crowning on pulleys

0 Answers   NIC,

---