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  • Users: payaam2000
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  1. payaam2000

    Open book cost estimation

    Hi In a document i faced to 2 expressions DA PA As it was wroten in the text, these 2 expressions related to "Open book cozt estimation" I could not find out what DA and PA stand for. Could anybody help me please Thanks
  2. payaam2000

    Open book cost estimation

    Hi In a document i faced 2 expressions as below DA PA As it was wroten in the text, these 2 expressions related to "Open book cozt estimation" I could not find out what DA and PA stand for. Could anybody help me please Thanks
  3. payaam2000

    Open book cost estimation

    Hi In a document i faced to 2 expressions DA PA As it was wroten in the text, these 2 expressions related to "Open book cozt estimation" I could not find out what DA and PA stand for. Could anybody help me please Thanks
  4. payaam2000

    Aluminum geodesic dome roof weight

    Hi I am dealing with cost estimation of a 72 meter diameter storage tank which its roof could be geodesic aluminum dome roof. Woud any one please tell me how much will be the weight of roof.( order of magnitude and approximately) If any body knows a sample as installed geodesic aluminum dome...
  5. payaam2000

    waist-high supports

    Hi, following is part of "pipeline rule of thumb" book (page 49 FIFTH EDITION ) "Linear feet of pipelay per ten (10) hour day on waist-high supports on level ground" would you please describe what is "waist-high supports". it would be highly appreciated if any real picture could be attached...
  6. payaam2000

    double random joint pipe

    Hi would you please describe, what is "double random joint pipe" thanks
  7. payaam2000

    piping dia inch calculation

    Hi, I have to estimate dia-inch of a piping system, regarding a chemical plant. But the client has only "material take off" from piping. ( a list containing 2" up to 24" pipe length only) is there any table which could give me a relation between length of pipe and approximate piping dia-inch...
  8. payaam2000

    Screw compressor, oil flooded or oil free

    Dear All Please advise me if I can use oil flooded screw compressor for a contaminated sour gas with high content of H2S (for recycling the sweep gas). Some suppliers recommend to use oil free compressor but I doubt they desire to sell a more expensive oil free compressors. Is there any body...
  9. payaam2000

    budgetary price for crude oil pump

    Dear All I need a budgetary price for following pumps. Q= 12000 barrels per day Power = 2700 HP (Diesel engine) QTy: 12 ------------------------ Q= 1200 barrels per day Power = 950 HP (Diesel engine) QTy: 140 Is there anybody who can help me?? Best Regards
  10. payaam2000

    budgetary price for crude oil pump

    Dear All I need a budgetary price for following pumps. Q= 12000 barrels per day Power = 2700 HP (Diesel engine) QTy: 12 ------------------------ Q= 1200 barrels per day Power = 950 HP (Diesel engine) QTy: 140 Is there anybody who can help me?? Best Regards
  11. payaam2000

    CEPCI index 2000

    Dear All Would you please help me to find CEPCI 2000 in detail of each equipment. I mean that CEPCI 2000 for pumps , heat exchangers and ... individually! Thanks in advanced
  12. payaam2000

    ferrite inclusion test

    Dear all We are responsible for a pressure vessel with inconel625 overlay and C.S base metal. our main client has requested from us to perform ferrite inclusion test after machining. would you please explaine what is ferrite inclusion test and why it is needed for cladded productions...
  13. payaam2000

    Ferrite inclusion test

    Dear all We are responsible for a pressure vessel with inconel625 overlay and C.S base metal. our main client has requested from us to perform ferrite inclusion test after machining. would you please explaine what is ferrite inclusion test and why it is needed for cladded productions. tanks...
  14. payaam2000

    pwht of cladded vessel

    Dear All we are subjected to a vessel with data below: SA350 lf2 + 7mm inconel625 overlay asme sec Viii div 1 Base metal thickness is 45mm sour service. nozzle: sa350lf2 + 7 mm inconel625 overlay (8") now shell has been fabricated (a350 + inconel 625 overlay) vendor is going to weld...
  15. payaam2000

    thread connection with ptfe sealing

    Dear All Would you please advise me regarding below item: suppose we have a 1/2" pipe with 100bar internal pressure (hydrocarbon gas, say Methane). The pipe has equipped with a 1/2" thread type valve. the temperature is 100 C. Can we make a sealed connection with thread and PTFE sealing...
  16. payaam2000

    pressure vessel safety concepts

    Dear all as you know there are some safety documents concerning steam boilers operation and manufacturing and installation. we are required to prepare a document such as above mentioned but related to pressure vessel safety concepts(fabrication and installation). would you please interduce...
  17. payaam2000

    35000 barrels per day

    dear all would you please give me some advises regarding capex of a 25000 bpd condensate (gas condensate) refinery plant. feed is condensate(not sweet) and products are as follows: 1- diesel 5000ppm sulphur content(not treated) 2- treated light naphtha 3- treated heavy naphtha 4- treated LPG...
  18. payaam2000

    IP abbreviation

    Dear All, Would you please advise me what does IP refer to in an onshore pipeline drawing. It is noted that suppose two pipeline center to center distance is 4000 mm around a valvepit and after valve pit two pipeline became closer and center to center of them changes to 3000 mm. in the point...
  19. payaam2000

    Topside and Xmas Tree clashes

    Dear All Kindly is requested to help me in judgment. We are the client of a Gas offshore platform construction project. We have employed two contractor for this project: One is dedicated for jacket/platform , the other one is for Drilling activities. At the first of project Jacket/topside...
  20. payaam2000

    SB-622 Tube manufacturer hydrotest

    Dear All In ASME section II , part B , SB-622 which is related to "specification for seamless nickle and mickle cobalt alloy tubes" it has been mentioned as follows: Each tube shall be tested by the manufacturer to an intenal pressure not to exceed 1000 psi .... as per SB-622 , this sentence...

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