Answer / sornakumar

the half hut is use in lathe .in this half nut mechanism
is engaged during the thread cutting operation.and it
connect carriage and lead screw.it having 2 portion one
half is fixed and one movable.

Answer / sudipta kolay

Half nut is used in lathe for thread cutting operation.

a partical throw a 30 meter hieght after 2 sec another particle thwough same velocity & mass . what is the place they are meet each other in space.

2 Answers  

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How to calculate center of gravity of an dynamic part having certain mass.

1 Answers   LGB,

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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  

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what is dicharge? how is measured?

8 Answers   NTPC,

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I have a thermal flask in which i have to fill the boiled water. I also have thermocol, saw dust and silver paper. Now tell me how i have to arrange these material to attain minimum heat loss.

7 Answers  

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function of clutch?

3 Answers  

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What is the steam consumption formula?

0 Answers  

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in project refinery oil (petroleum) , what type of pump is used?

1 Answers  

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• Are you willing to put the interests of the Company ahead of your own?

1 Answers   Petro Star Mount,

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hello sir iam atul joshi from mechanical branch. i want to know about the syllabus of technical ques of jindal steel

0 Answers   Jindal,

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800A bus-coupler system

1 Answers   PCEL,

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How the speedo meter ratio was decided for vehicle?

3 Answers  

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