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90/10 Cuppro Nickel Piping
2009-08-31 19:56:00 Hi Everybody, I am currently working on a Piping spec for raw sea water service,thats right you wld have got from the title .I need some engineering tips from your experience,technical papers,references,ebooks you can share would be helpful to me. Design Parameter: Pressure:14 bar & Te
Difference between a collar and a puddle in Piping,
2009-08-24 11:30:00 HI, DEAR I WOULD LIKE TO FIND OUT THE DIFFERENCE BETWEEN A COLLAR AND A PUDDLE IN PIPING,AND WHERE EXACTLY WEHRE WE CAN USE THEM
Piping Systems and Allowable Stress
2009-08-11 12:20:00 Guys the following data has been mentioned as a design requirement for a piping system; Design COndition : Pressure 550 psi, Temp 288 deg C. Material : A106 B Base on the above requirement, Can anyone tell me how to get the allowable stress u
Piping Class Materials
2009-08-01 14:25:00 A contractor working for my company use lower class materials for the piping work explained bellow and such I issued him a non_conformance.Corrective measure to replace all materials with the right piping class. My project engineer is asking to interprete section code that forbid it. Can an
Maximum Flow in a Piping System
2009-07-27 15:25:00 Hello, I am having a little determining the maximum flow in a piping system I have. I have a regulator with an output of 0-50 psi and I would like to know what is the maximum flow rate I can have with 50 psi. I remember a formula I used for needle valves which was:
Tie-ins to Existing Welded Piping Systems
2009-07-05 19:58:00 i have a long run of existing ss pipe with no flanges,and need to cut in ss tee.where do i indicate field welds on isometric drawing.should this also be a field fit and weld as opposed to just a field weld.Is it more practical to cut pipe at existing fitting such as elbow.
Piping Engineering
2009-06-30 12:36:00 Is there any relation to Pressure and temperture when we select socket welded and threaded fittings of 1500#,3000# & 6000#.I have never seen any pound rating of 150#,300# for this fittings.Please expalin Also when we select the pipe how we can check the max allowable pressure and temperatur
Piping Standards and Fittings
2009-06-30 12:36:00 Is there any relation to Pressure and temperture when we select socket welded and threaded fittings of 1500#,3000# & 6000#.I have never seen any pound rating of 150#,300# for this fittings.Please expalin Also when we select the pipe how we can check the max allowable pressure and temperat
Chilled Water and Condenser Water Piping
2009-06-17 22:19:00 How to calculate the chilled water pipe sizes & condenser water pipe sizes for higher flow rates like 20,000 gpm & above.what is the recommended friction loss & fluid velocity in the piping system.As we come across this type of thing in district cooling.
hvac piping
2009-06-14 10:16:00 hi , i need information of chilled water ( 2 deg centigrade)and hot water (50deg centigrade) pipe fabrication and installation procedures of 150 mm dia M S pipes with 5.4 mm thick walls
chilled water piping
2009-06-11 14:05:00 can you please explain, What is BULL HEAD piping in chilled water piping?
Bull Head Piping
2009-06-11 14:05:00 can you please explain, What is BULL HEAD piping in chilled water piping?
Aviation Fuel Piping?
2009-06-10 07:12:00 Dear Friends I have question about avtur (aviation fuel) piping Avtur properties are : Density 775-840 kg/m3 Flash Point : 33 oC Total Sulfur : 0.3 % m/m Considering above data. How much the corrosion All
HVAC Piping Materials
2009-05-28 11:18:00 what are the piping materials used in chill water a/c system? What are the standards to be followed for piping and how we have to use this standards for our designing.?
upgrading hardness of piping, swivel..on oil gas burner boom
2009-05-15 05:58:00 for oil/gas drill ship, i'm building a swivel joint for burner boom which need to swing regularly, but found it's hard to put heat treatment which need for increasing hardness of the inner surface of the swivel, because of material itself . i used to make it with S45C for ordinary swivel, but for
Why small valves have higher piping class than the piping system where they
2009-05-05 17:43:00 Why small valves have higher piping class than the piping system where they are installed? The valves as others equipments should be calculate for the working pressure, #600 or #300 whatever. Any way, for small valves is usual we ask for valves with classes much higher; why we need small v
What's the Best Piping Material for This Application?
2009-04-16 14:16:00 I have the following data: HCL 22% concertraction temp is 85 C pressure is 1.5 bar what is the best pipe selection for this application P.P, UPVC or FRP ?
Higher education for piping Engineer
2009-04-11 06:47:00 Hi all I am A piping engineering and working in oil & Refinery field from last four years. I wanted to know if there is any course (similar to MBA) which could further enhance my skills?? If yes what r the different courses available and at which part of the world???
Career Change: Oil and Gas to Offshore Piping
2009-04-10 10:33:00 Hai All, I want to shift from oil & gas to offshore piping. I want to know if there is any regular coarse availble. if yes can you pls let me know
LNG Piping and Dynamic Forces
2009-04-03 20:19:00 The project that I am working on has a load condition I am trying to get my hands around and I would appreciate your input towards its resolution: The topic is LNG unloading dynamic forces. The new LNG line we are adding needs to meet FERC requirements. Analysis of dyna
Piping Hot Tea Raises Risk Of Throat Cancer
2009-03-27 05:55:00 Can?t wait to sip your freshly made hot tea in the morning? Researchers say to wait until it cools down a little ? you may be raising your risk of throat cancer.
Pumping and Piping Problem - 50% NaOH
2009-03-25 22:07:00 I'm new to the board and hopefully there is someone here that can provide some helpful comments. I'll summarize the issue as best I can. This is a problem we've been struggling with for a while. We're pumping 50% NaOH from 2 small tanks below 2 rotating bowl Bird centrifuges. 50% NaOH "filtrate"
Fire heaters : piping
2009-03-16 11:05:00 Why do we prefer the equal flow at the inlet & outlet of Heater??
Gas Piping Coods
2009-03-16 05:14:00 Hi i am working in gas pipe line project Pipe line pressure 3kg tep40deg which is the suitable code. Please advice me
Job Search: Senior Piping Designer in Calgary
2009-03-06 03:56:00 Hi guys, Do you know any openings for Senior Piping Designer in Calgary. Darko Tomasir
Relief Valve Inlet Branch Failure in H2S Piping
2009-03-04 10:51:00 in the acid gas compressor system having 4 stages of compressors,handling H2S gas,there are 3 compressor in the last high pressure stage.the pressure is 75barg,temp.200deg C,pipe material tp316stainless steel.each compressor out let pipe has a safety relief valve and the exhaust of the safety relief
Fitting-to-fitting make-up of piping
2009-03-01 19:17:00 The following was recently posted on one of the piping forum web sites. "Fitting to fitting welding is not permissible; a pipe shall be (placed) between fittings." (Posters name withheld) This is an example of wrong information or wrongly interpreted information that has g
Fitting-to-Fitting Welding of Piping
2009-03-01 19:17:00 The following was recently posted on one of the piping forum web sites. "Fitting to fitting welding is not permissible; a pipe shall be (placed) between fittings." (Posters name withheld) This is an example of wrong information or wrongly interpreted informatio
Comparing Piping Materials for Water Service
2009-02-16 20:58:00 Dear all, Currently I am persuing Masters in Engineering. I have a topic, like 'Comparative study of different pipe materials for water service' in my thesis. So I am looking for detailed technical specification for the following pipe materials: 1. HDPE 2. PVC 3.
Best Piping Material for a Carbon Monoxide Plant
2009-02-16 01:29:00 Hi, can anyone tell me what type of material should use to deal with carbon monoxide plant? is stainless steel or carbon steel? CO will corrosive to it? thanks for the help.
Slope of Underground Methanol Piping
2009-01-27 05:52:00 how much slope is permitted in methanol under ground piping to self gravity flow?
Piping for a Fireplace Grate
2009-01-21 16:36:00 I am trying to build a fireplace grate out of 1.5" black pipe in order to blow air through the pipe to be heated by the coals and then blown into the house for additional heat. Trying to maximize the efficiency of my fireplace. I would like some advice on what type of pipe would best hold up in the
PPR Piping Materials
2009-01-19 05:40:00 Dear Members, Please provided some information about PPR materials ( Water pipe lines for plumbing) Regards BVREDDY.
Oxygen Piping
2009-01-16 14:21:00 We have a job going with a spec of carbon steel threaded pipe for various weld gases. I have a problem with running oxygen through carbon threaded pipe. We sent in an RFI (Request for Information) to the engineer stating our concern of the Oxygens possible reaction to leaching oils left from the thr
How to calculate forces in piping manually
2009-01-15 18:00:00 Can somebody tell me how to calculate forces in piping manually?
Is it advisable to use GRE piping in Water Injection-Offshore platforms
2009-01-12 05:26:00 Currently we are replacing some of the corroded (CS-Internal cement lined) pipes. One of the proposal is to use GRE pipes. We do not have earlier experience in using this @ 16 bar design Pre/150 # class size up to 26" NB.(design life=30yrs) This is an Offshore water Injection platform and Sea w
allowable offset to piping at chemicals plants
2009-01-10 00:03:00 hi to all we are bulding piping to cryogenics plantas but at the moment to joint the last straight line whit the last flanged joint we have a offset near to 3 degrees. at flanged joint we have good alignament and paralelism for this reason we can do a good torque procedure but the doubt is th
Specification for Bolt Torque / Tensioning for Flanged Piping
2009-01-07 21:26:00 I am a new Mechanical Engineer presented with the above task by my Superior. See Below pertinent Data: Pipeline Parameters: * Pipeline Material: API 5L Gr60 * Nominal Diameter 24 inch * Thickness: 0.688 inch * ASME/ANSI CLASS of the Pipeline is 600# *
socket & butt welded piping vs bore
2009-01-05 08:19:00 In most cases we take small bore pipe as socket welded & large bore as butt-welded . However in some Piping specs we take small as well as large bore as butt-welded . What is the logic behind . Thanks
Socket Welded and Butt Welded Piping
2009-01-05 08:19:00 In most cases we take small bore pipe as socket welded & large bore as butt-welded . However in some Piping specs we take small as well as large bore as butt-welded . What is the logic behind . Thanks
Specification for Preparing Piping Material
2009-01-02 13:59:00 can any body hely me how to preparw pms
ASME for piping
2008-12-22 06:20:00 we have a suction line of a centrifugal pump,this line will be loaded to a pressure exceeding its design pressure ,we are looking for any code covering this and inform about the required precautions for that. also,if the ASME is telling anything about that,except para 402.2.4 greetings for
piping doubts
2008-12-20 20:07:00 What is two phase flow and types? what is long distance and cross-country pipelines? what is phase of material take off / BOO for piping? What is CCOE approval drawings? What is HAZOP methodology? To learn more about piping is there need to have the knowledge of SCADA?
ss piping
2008-12-15 18:40:00 Is it acceptable to use stainless steel piping in a domestic cold water application in Canada? residential hi-rise , commercial 304L stainless Hope this is enough info.. Regards Jeff
Oil and Gas Piping
2008-11-25 11:16:00 I am working as Firing system Piping Engineer, Can i have some Oil and Gas Piping Basic Design Materials.
LOCAL PWHT OF CS CASTING WIHT SS PIPING
2008-11-18 12:18:00 Dear Sir, we have to perform local PWHT of casing (CS casting for pump) in are where we have done SS pipe welding with CS casting. Please advice as per ASME UW 40 we can performed PWHT. Regards,
piping class for Gasket
2008-11-05 04:56:00 Hai, I have doubt about the spiralwound gasket - pressure designation CL900/1500 is same for below 3 in (pipe Size),Above 3in its difference,mention what is the difference |
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