Answer / bds

this is depends upon size of tank and tank strength and
application

Answer / sree

for heavy vehicles
(transport)its up
to 8 bar. If
pressure exceeds
this value an alarm
ring and driver can
press the relief
valve

Explain the advantages of powder metallurgy?

0 Answers  

---

What are your significant functional achievements in the present company? How did they contribute to the total process

0 Answers  

---

What is the color of the flame of the boiler running in good condition?

0 Answers   RRB,

---

What is the world's hardest metal?

0 Answers  

---

Explain mechanical refrigeration.

0 Answers  

---

---

what should be the correct duration of slow firing of the coal based and biomass boiler?

0 Answers  

---

Are any pure impulse or pure reaction turbines are existing in our world?

6 Answers  

---

Difference ISDN and Brodband?

0 Answers  

---

impact strength of an material is an index of its---?

1 Answers   AML, RRB,

---

what is mechnical engineering ?what is need of it in our life? is it essintial

1 Answers   KFIL,

---

types of stainless steel.why does this called stainless.what is passivation related to SS? What is sensitisation in stainless? Examples of diffrent type of steel e.g. austenatic,martensite,ferritic etc. 304,303,316. How to get rid of carbide formation in SS and stablization in SS.(347 etc.)Different type of heat treatments. Iron carbon diagram. Nelson chart with respect to corosion. Diffrent type of corosion and causes. Carbon equvalent number. Welding related questions.(requirement of post and pre heating in welding). welding of SS. If you have pre experience in maintenance then Material and welding related questions will be there. Then various types equipment in plant (a) static (b) rotatic in pumps and compressor,turbines funda of balance drum and balance disc, balancing line. Impulse wheel, wheel chamber pressure and its effect on turbone health if this increases. Thermal expansion of turbines and with respect to how foundation bolting are designed. Fixing of lower casing before dismantling. Most important shaft alignment and balancing of rotating equipment,classification of static and rotatic equpment used in process plants. Materials for diffrent services as refinery plants fertilizer plants, cement plants, sulphur plants, crude oil with higher sulphur services, then third important thing is codes, standards and recommended practices of diffrent organisation like ASTM,ASME,API,TEMA,BIS,IS,ISO,NPFA,OISD etc. diffrent type of work permit systems fire and safety point of view.

1 Answers  

---

what is the fitter

6 Answers   DRDO, Gulf Spic, Hitachi, Maruti Suzuki,

---