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Tag Archives: PDS Course in Hyderabad

Question Related to Equipment and Piping Layout:- Part-1

oilandgasclub.com

1. What are the steps involve in plant design? The mechanical design and development of the plant has three major steps as:- A. Conceptual layout design. B. Equipment layout design. C. Piping layout design. 2. What is conceptual layout design? It is the part of basic engineering package. It consists of following information:- A. Essential process design requirement such as ... Read More »

Questions Related to Pipes Supports:- Part-2

oilandgasclub.com pipe support

7. Where do you provide anchor and slotted support of heat exchanger? Anchor support of heat exchanger is provided on the side from which tube bundle will be pulled out for the purpose of maintenance work also it is based on the growth of the connecting piping as exchanger should grow with the piping. 8. What should be the material of shoes ... Read More »

Questions Related to Pipes Supports:- Part-1

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1. What are the criteria for pipe supporting? Following are the points, which should be taken into account for proper supporting:- A. Load of bare pipe + fluid + insulation (if any). B. Load of bare pipe + water fill. C. Load of valves and online equipment and instrument. D. Thermal loads during operation. E. Steam out condition, if applicable. ... Read More »

Questions Related to Welding / Weld Defects / Post Heating / Post Weld Heat Treatment / Electrode / Filler Wire:- Part-3

electrode filler wire

21. Where the use of electrode E7018 is recommended? The use of electrode E7018 is recommended for welding the following:- A. For high strength steel. B. For high thickness carbon steel plates. C. Higher carbon equivalent material. 22. Why the electrode E7018 is called low hydrogen electrode? The low hydrogen electrodes have in their coating ingredient, which produces carbon di-oxide ... Read More »

Questions Related to Welding / Weld Defects / Post Heating / Post Weld Heat Treatment / Electrode / Filler Wire:- Part-2

welding-weld-defects

11. What is the pre-heat temperature for carbon steel above 19.05MM thk? Pre – heat temperature for carbon steel above 19.05 mm is 80C. 12. Is post heating required for carbon steel material above 19.05MM thk? No, post heating is not required for carbon steel material of any thickness. 13. What is the soaking temperature during stress reliving for carbon ... Read More »

Questions Related to Valves

pict--valves-and-fittings-symbols-design-elements-valves-and-fittings

1. What is the function of valves? A. Isolation. B. Regulation. C. Non-return. D. Special purpose. 2. How the valves are classified based on their function? A. Isolation. 1. Gate valve. 2. Ball valve 3. Plug valve. 4. Piston valve. 5. Diaphragm valve. 6. Butterfly valve. 7. Pinch valve. B. Regulation 1. Globe valve. 2. Needle valve. 3. Butterfly valve. ... Read More »

Questions Related to Pipe Fittings:-Part-3

oilandgasclub.com pipie fitting question

31. What is the main use of ASTM A53 & A106 Gr.B pipes? ASTM A53 pipes are mainly used for utility services whereas A106 Gr. B pipes are used for high pressure & high temperature services. 32. From which side of pipe will you take a branch connection? When fluid is gas, air or steam and cryogenic service – topside. ... Read More »

Questions Related to Pipe Fittings:- Part-2

questions related to pipe fittings

16. On which type of flanges the use of spiral wound gasket are restricted? ASME B16.5 does not recommend the use of 150 # rating spiral wound gasket on flanges other than welding neck and lapped joint type. 17. Up to what temperature limits the low strength carbon steel bolts should not be used for flanged joints? Flanged joints using low strength ... Read More »

Questions Related to Pipe Fittings:- Part-1

oilandgasclub.com

1. How can flanges be classified based on pipe attachment? Flanges can be classified based on pipe attachment as:- Slip – on:- The Slip-on type flanges a re attached by welding inside as well as outside. These flanges are of forged construction. Socket Weld:- The Socket Weld flanges are welded on one side only. These are used for small bore lines only. ... Read More »

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