<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel><title>CR4 - Recent Forum Threads and Blog Entries</title><link>http://cr4.globalspec.com</link><description><![CDATA[Recent content from CR4, The Engineer&apos;s Place for News and Discussion]]></description><copyright>Copyright 2009</copyright><pubDate>Tue, 24 Nov 2009 17:34:43 EST</pubDate><generator>http://cr4.globalspec.com</generator><item><title><![CDATA[Cutting pipe for a good fit]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46736/Cutting-pipe-for-a-good-fit?from_rss=1]]></link><description><![CDATA[I have a project coming up that entails fabricating several steel support frames (or dolphins as they are called), 20&apos; H x 26&apos; L x 18&apos; W, for a marine terminal. The structures will consist of 4 vertical 36&quot; pipes (20&apos;) tied together with beam and braced diagonally with 18&quot; pipe. When completed, thes]]></description><pubDate>Tue, 24 Nov 2009 17:34:43 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46736]]></guid><dc:creator>mareng</dc:creator><dc:subject>General Discussion</dc:subject></item><item><title><![CDATA[German Technology]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46734/German-Technology?from_rss=1]]></link><description><![CDATA[After viewing some history programs on TV, I was amazed at how far advanced the Germans were during WW II. They had jet powered airplanes, rockets and even stealth technology. They even had the knowledge to build an atomic bomb. I wonder if that same intellect that created such advanced technology i]]></description><pubDate>Tue, 24 Nov 2009 13:49:45 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46734]]></guid><dc:creator>ronseto</dc:creator><dc:subject>General Discussion</dc:subject></item><item><title><![CDATA[UL50E hosedown test]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46733/UL50E-hosedown-test?from_rss=1]]></link><description><![CDATA[Do anyone know how this test is carried out?

  How is the enclosure suppose to be mounted?

  Electrical enclosure box tested to UL50E for Nema4 rating.]]></description><pubDate>Tue, 24 Nov 2009 13:49:14 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46733]]></guid><dc:creator>Guest</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[load cell signal converter]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46732/load-cell-signal-converter?from_rss=1]]></link><description><![CDATA[I AM LOOKING FOR A SIMPLE WAY TO CONVERT A MV SIGNAL TO 0-10 VDC SIGNAL.

  CAN ANYONE ASSIST WITH THIS?]]></description><pubDate>Tue, 24 Nov 2009 13:48:08 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46732]]></guid><dc:creator>l.thornton@nonnis.com</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[application of anays in masonry]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46731/application-of-anays-in-masonry?from_rss=1]]></link><description><![CDATA[hello friends, i an going to using contact element between the interface of two solid element ,how can i apply this element plese suggest me with steps and help.....]]></description><pubDate>Tue, 24 Nov 2009 13:42:51 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46731]]></guid><dc:creator>Guest</dc:creator><dc:subject>Civil Engineering</dc:subject></item><item><title><![CDATA[Adhesive Bonding of Aluminum]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46730/Adhesive-Bonding-of-Aluminum?from_rss=1]]></link><description><![CDATA[I am building electric powered trucks (boggies in GB) like the ones used on diesel-electric locomotives at a scale of 1 1/2&quot; to the foot. I&apos;m using aluminum bar stock and architectural shapes (1x1x1/8 angles, etc) to construct the truck frames. Due to the small size, I want to use an adhesive instea]]></description><pubDate>Tue, 24 Nov 2009 12:48:55 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46730]]></guid><dc:creator>ronseto</dc:creator><dc:subject>Chemical &amp; Material Science</dc:subject></item><item><title><![CDATA[Ground and neutral]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46729/Ground-and-neutral?from_rss=1]]></link><description><![CDATA[what is the difference between ground and neutral in power supply?]]></description><pubDate>Tue, 24 Nov 2009 12:43:34 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46729]]></guid><dc:creator>adam1729</dc:creator><dc:subject>General Discussion</dc:subject></item><item><title><![CDATA[sine wave]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46728/sine-wave?from_rss=1]]></link><description><![CDATA[Why do we use sinusoidal nature of power supply and not any other forms?]]></description><pubDate>Tue, 24 Nov 2009 12:37:43 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46728]]></guid><dc:creator>adam1729</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[Stability of wood]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46727/Stability-of-wood?from_rss=1]]></link><description><![CDATA[Quarter sawn wood is more stable than plain sawn wood, but what about wood that has been sawn across the annular growth rings as in taking a slice off the end of a log? The Chinese use thick slices off a log to use for chopping blocks and they seem to remain flat and stable over time. I&apos;m looking at]]></description><pubDate>Tue, 24 Nov 2009 12:00:03 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46727]]></guid><dc:creator>ronseto</dc:creator><dc:subject>General Discussion</dc:subject></item><item><title><![CDATA[The Second Law of Thermodynamics]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46726/The-Second-Law-of-Thermodynamics?from_rss=1]]></link><description><![CDATA[Of course, contradicts - at least in a configurational sense - the First Law. And while I&apos;ll probably regret it, those who have been following the VAWT project, &quot;Enough is enough,&quot; and other discussions here might enjoy having a little insight into the discussion. This website might in that regard p]]></description><pubDate>Tue, 24 Nov 2009 11:04:45 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46726]]></guid><dc:creator>Walks-in-Storms</dc:creator><dc:subject>General Discussion</dc:subject></item><item><title><![CDATA[High Voltage Power Lines and Magnetic Radiation]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46725/High-Voltage-Power-Lines-and-Magnetic-Radiation?from_rss=1]]></link><description><![CDATA[A new 500 KV transmission line is being installed about 200 feet from my house. Rocky Mountain Power says there will be no magnetic radiation from these lines. Does anyone out there know a source for a meter that I can use to detect the radiation when they turn this thing on next summer. I don&apos;t bel]]></description><pubDate>Tue, 24 Nov 2009 10:21:54 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46725]]></guid><dc:creator>Blacksmith</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[2002 Toyota Corolla - Engine Swap]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46724/2002-Toyota-Corolla-Engine-Swap?from_rss=1]]></link><description><![CDATA[Hi all,

    My son recently had to have an engine swapped and clutch replaced on his 02 Corolla S, 5speed manual trans.  He now has a fast idle (app. 2000 rpm) and the car &quot;bucks and surges&quot; (his words) at low speed (level surface no accelerator pressed) in 1st gear.  Is there something the mec]]></description><pubDate>Tue, 24 Nov 2009 09:55:42 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46724]]></guid><dc:creator>Stangrag</dc:creator><dc:subject>Automotive</dc:subject></item><item><title><![CDATA[1999 Honda Accord LX - Power Door Locks]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46723/1999-Honda-Accord-LX-Power-Door-Locks?from_rss=1]]></link><description><![CDATA[I have a problem with the power door locks on the right hand(front and back) side doors, they would not activate from within the car, from the key out side the door, or from the alarm remote, the power door locks on the left side, works fine: I have taken the inners out on both right hand doors, and]]></description><pubDate>Tue, 24 Nov 2009 09:48:12 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46723]]></guid><dc:creator>jama07</dc:creator><dc:subject>Automotive</dc:subject></item><item><title><![CDATA[High Speed Camera for Packaging Application]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46722/High-Speed-Camera-for-Packaging-Application?from_rss=1]]></link><description><![CDATA[Hello all,

   I am in the market for a high speed camera to help me catch misfeeds, crashes etc on some of my packaging machines. I am looking for something that can be mounted easily and left until there is an issue then I can review what has happened previously and make adjustments where neces]]></description><pubDate>Tue, 24 Nov 2009 09:05:12 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46722]]></guid><dc:creator>Johnny C</dc:creator><dc:subject>Communications &amp; Electronics</dc:subject></item><item><title><![CDATA[Servo Motor and VFD]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46721/Servo-Motor-and-VFD?from_rss=1]]></link><description><![CDATA[Can a normal invertor can be used to drive a servo motor?]]></description><pubDate>Tue, 24 Nov 2009 09:00:16 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46721]]></guid><dc:creator>Vipin</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[EcoTraction in Canada?]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46720/EcoTraction-in-Canada?from_rss=1]]></link><description><![CDATA[Does anyone have experience using &quot;EcoTraction&quot; as a slip/ fall, de-icer type product. Takes the place of other chemical de-icers and salts! Does not kill vegetation, but appears to have other side effects. Paver&apos;s that have never shown signs of efflorescence before are now turning white. From upper]]></description><pubDate>Tue, 24 Nov 2009 08:34:48 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46720]]></guid><dc:creator>Glenn Summers</dc:creator><dc:subject>Chemical &amp; Material Science</dc:subject></item><item><title><![CDATA[Differential Protection and Electromechanical Relays]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46719/Differential-Protection-and-Electromechanical-Relays?from_rss=1]]></link><description><![CDATA[I know for differential Protection we use PS class CTs for Electro Mechanical Relays. Can any one pls confirm is it necessary to use PS class CT for Numerical Relays ?]]></description><pubDate>Tue, 24 Nov 2009 08:30:41 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46719]]></guid><dc:creator>smruti ranjan</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[Can I use a 60hz 230v microwave oven in 230V 50hZ ?]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46718/Can-I-use-a-60hz-230v-microwave-oven-in-230V-50hZ?from_rss=1]]></link><description><![CDATA[Which components need change ?

  or will it work properly ? any side effects ?]]></description><pubDate>Tue, 24 Nov 2009 08:11:20 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46718]]></guid><dc:creator>Guest</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[Autogenuously Joining Leaded Red Brass]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46717/Autogenuously-Joining-Leaded-Red-Brass?from_rss=1]]></link><description><![CDATA[What is the best process to autogenuous join cast leaded red brass components? The leaded red brass composition is 85% Copper -5% Tin 5% Zinc 5% Lead.
  
   I want the castings joined with no or very minimal compositional changes at the joints. A patina will be applied afterward and compositio]]></description><pubDate>Tue, 24 Nov 2009 08:11:15 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46717]]></guid><dc:creator>Bone Crusher</dc:creator><dc:subject>Manufacturing</dc:subject></item><item><title><![CDATA[Axial Piston Pump or Vane Pump?]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46716/Axial-Piston-Pump-or-Vane-Pump?from_rss=1]]></link><description><![CDATA[Fire resistant hydraulic fluid base Axial Piston pump and Vane pump which is economic and reliable for using in most heat exposure area such as steel melting shops?]]></description><pubDate>Tue, 24 Nov 2009 07:28:15 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46716]]></guid><dc:creator>nellitamil</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[Pressure Tapping and Rod Removal]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46715/Pressure-Tapping-and-Rod-Removal?from_rss=1]]></link><description><![CDATA[Dear All,

    I ask this question after i did so many experiment.

    In 20 mm pressure taping i inserted a 18 mm rod to give clearence for the refractory lining inside the blast furnace. After completion of refractory i tried to remove it, as refractory material is totally dried i am unab]]></description><pubDate>Tue, 24 Nov 2009 06:58:01 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46715]]></guid><dc:creator>jayasankar</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[Hydroelectric Power in New York State]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46714/Hydroelectric-Power-in-New-York-State?from_rss=1]]></link><description><![CDATA[I have a commercial property that  is located on a dam opposite an existing hydro station.  Does anyone have links or general thoughts on setting up a new hydroelectric power station in NY. For profit ie: Opinions, is it worthwhile?  federal/state permits? Turbine/generator companies to use to get s]]></description><pubDate>Tue, 24 Nov 2009 05:45:34 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46714]]></guid><dc:creator>TheFIRM</dc:creator><dc:subject>General Discussion</dc:subject></item><item><title><![CDATA[ISF vailue]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46713/ISF-vailue?from_rss=1]]></link><description><![CDATA[What is the formula for calculation of ISF and What happen to the measuring instrument if we are not maintained the ISF.How we have to  add externalyl to  provid the ISF]]></description><pubDate>Tue, 24 Nov 2009 05:37:20 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46713]]></guid><dc:creator>Guest</dc:creator><dc:subject>Chemical &amp; Material Science</dc:subject></item><item><title><![CDATA[Hopper Design]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46712/Hopper-Design?from_rss=1]]></link><description><![CDATA[i need to fabricate a mass flow hopper for fine coal dust(density 0.8g/cm3). mass is 5.5Kg. i can fabricate  a hopper that suitable for the required volume. but how can i put the opening to collect powder from the bottom by avoiding Ratholing, arch bridges or domes ( these i found from hopper design]]></description><pubDate>Tue, 24 Nov 2009 05:15:56 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46712]]></guid><dc:creator>ruchiraslk</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[Plasma Cutting Machine Servo Fault]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46711/Plasma-Cutting-Machine-Servo-Fault?from_rss=1]]></link><description><![CDATA[wat is servo fault..

    i m using a plasma cutting machine, vulcan 1000, lock former maker.
   the fault is x servo fault...i interchanged the cards of x n y axis..but the error message does not reverse..

    so it is confirm that there is no .problem with the servo card...

    wa]]></description><pubDate>Tue, 24 Nov 2009 04:23:13 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46711]]></guid><dc:creator>kesari</dc:creator><dc:subject>Communications &amp; Electronics</dc:subject></item><item><title><![CDATA[Wanted: Metal Spinning Services]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46709/Wanted-Metal-Spinning-Services?from_rss=1]]></link><description><![CDATA[HI,

    I am looking out for Good supplier who does metal spinning work dia 5.5 mtr.

    Please do give me contact of some potetial parties.

    Thanks in advance

    Atindra]]></description><pubDate>Tue, 24 Nov 2009 04:08:30 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46709]]></guid><dc:creator>Guest</dc:creator><dc:subject>Manufacturing</dc:subject></item><item><title><![CDATA[TDS Levels and Cooling Towers]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46708/TDS-Levels-and-Cooling-Towers?from_rss=1]]></link><description><![CDATA[Please kindly explain the correct level of &apos;TDS&apos; for blowing down a cooling tower?

    Is there any standard for this level?

    Thanks !]]></description><pubDate>Tue, 24 Nov 2009 03:35:50 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46708]]></guid><dc:creator>Priyan</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[How do i connect chilled water supply pipes and return pipes?]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46707/How-do-i-connect-chilled-water-supply-pipes-and-return-pipes?from_rss=1]]></link><description><![CDATA[How do i connect supply and return pipes to ahu,chiller,pumps,and coolng tower in hvac chiller plant room?]]></description><pubDate>Tue, 24 Nov 2009 03:30:09 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46707]]></guid><dc:creator>Guest</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[UPS Galaxy3000 20KVA Problem]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46706/UPS-Galaxy3000-20KVA-Problem?from_rss=1]]></link><description><![CDATA[I have a online UPS Galaxy3000 20KVA. It is showing a problem Inverter Ph2 V outside Tolerance. I am checking its LETR board. I am checking its IGBT power module

    I have two Questions.

    1- If you know the solution of the problem stated above then help me.

    2- If you know the]]></description><pubDate>Tue, 24 Nov 2009 03:00:47 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46706]]></guid><dc:creator>Ali Saqlain</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[Turbine Flowmeter Body ]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46703/Turbine-Flowmeter-Body?from_rss=1]]></link><description><![CDATA[i received a turbine flowmeter.......the body of which made of 304ss but as per our specification it should be  316ss.

    Now my question is : vendor supplied 304ss

    does this makes any change of flowrate because of 304 meter body .......because viscosity of the fluid related to flow m]]></description><pubDate>Tue, 24 Nov 2009 02:42:02 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46703]]></guid><dc:creator>Guest</dc:creator><dc:subject>Instrumentation</dc:subject></item><item><title><![CDATA[How to Prepare Valve Datasheets and Valve Specifications]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46701/How-to-Prepare-Valve-Datasheets-and-Valve-Specifications?from_rss=1]]></link><description><![CDATA[I am Piping engineer, but i have never prepared valve datasheet, i want help to prepare valve datasheet &amp;amp; Valve specification for Crude oil Pipeline.

      And also please send me a sample valve data sheet and Valve spec. I don&apos;t have any API SPEC regarding that.

         Actual]]></description><pubDate>Tue, 24 Nov 2009 02:13:10 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46701]]></guid><dc:creator>crajkumar</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[Glass Recycling Question....]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46694/Glass-Recycling-Question?from_rss=1]]></link><description><![CDATA[I&apos;m an electronics guy and wondering about recycling glass....

  Used to be my local trash picked up recyclable glass, guess they stopped due to workers getting cuts!! Guess a full suit of armor was not a very good option!

  Now I take my glass to a large bin down the street. In the past I had]]></description><pubDate>Tue, 24 Nov 2009 01:41:54 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46694]]></guid><dc:creator>Sid_Sidow</dc:creator><dc:subject>General Discussion</dc:subject></item><item><title><![CDATA[Unit Conversion for Soil Sample]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46691/Unit-Conversion-for-Soil-Sample?from_rss=1]]></link><description><![CDATA[hello friends  hey i hav digested 0.5gm of soil with aquaragia 12mL in microwave and diluted to 50 mL

   i got heavy metals by icp in ppb but i want result in mg/Kg

   how i can convert

   can anyone help me

   thank u]]></description><pubDate>Tue, 24 Nov 2009 00:40:29 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46691]]></guid><dc:creator>monugoyal</dc:creator><dc:subject>Chemical &amp; Material Science</dc:subject></item><item><title><![CDATA[Hazardous Area Electrical Installation]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46689/Hazardous-Area-Electrical-Installation?from_rss=1]]></link><description><![CDATA[Hello All,

  Can using Steel Wire Armoured cables cancel out the need of using IS Barriers completely. I am involved in designing and installation of Electrical and Instrumentation at one distillery. Because the product is hazardous (with some flash point which I dont know) there were barriers in]]></description><pubDate>Tue, 24 Nov 2009 00:23:50 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46689]]></guid><dc:creator>Guest</dc:creator><dc:subject>Instrumentation</dc:subject></item><item><title><![CDATA[How to Calculate Locked Rotor Current]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46688/How-to-Calculate-Locked-Rotor-Current?from_rss=1]]></link><description><![CDATA[can anyone tell me how to calculate locked rotor current? is there a formula?

    eg. i need to find the locked rotor current of a 3phase 45kW 415volt motor]]></description><pubDate>Tue, 24 Nov 2009 00:03:42 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46688]]></guid><dc:creator>benocrash</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[LPG Storage Vessel Design]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46687/LPG-Storage-Vessel-Design?from_rss=1]]></link><description><![CDATA[Dear All,

  What are the design considerations in designing a LPG Storage Vessel.What Guidelines NFPA-58 provides us in this regard.Detailed answer is required.....]]></description><pubDate>Mon, 23 Nov 2009 23:59:27 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46687]]></guid><dc:creator>Guest</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[Welding Austenitic Stainless Steel]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46686/Welding-Austenitic-Stainless-Steel?from_rss=1]]></link><description><![CDATA[austenitic stainless steel welding material for pressure boundary and local bearing weld shall contain a min delta ferrite content of five percent based upon the chemical analysis.

    please can anybody make me understand why delta ferrite content of five percent in austenitic is required????]]></description><pubDate>Mon, 23 Nov 2009 23:58:06 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46686]]></guid><dc:creator>Anil007</dc:creator><dc:subject>Manufacturing</dc:subject></item><item><title><![CDATA[Concrete Molds]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46684/Concrete-Molds?from_rss=1]]></link><description><![CDATA[What is the best material to make molds for concrete product with perfectly square edges? Needs to be rigid &amp;amp; produced based on a master mold made in metal.]]></description><pubDate>Mon, 23 Nov 2009 22:55:28 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46684]]></guid><dc:creator>Guest</dc:creator><dc:subject>Manufacturing</dc:subject></item><item><title><![CDATA[ISOKINETIC NOZZLE CALCULATION]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46683/ISOKINETIC-NOZZLE-CALCULATION?from_rss=1]]></link><description><![CDATA[I AM LOOKING FOR ISOKINETIC NOZZLE CALCULATION TO BE INSTALLED IN MAIN STEAM AND FEED WATER LINE OF SUPERCRITICAL POWER PLANT.

  ALSO WHICH TYPE OF ISOKINETIC NOZZLE I SHOULD USE. SINGLE PORT OR MULTIPORT. ANY FIGURE OR SKETCH WILL BE A GREAT HELP ALONGWITH CALCULATION METHOD.]]></description><pubDate>Mon, 23 Nov 2009 22:55:21 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46683]]></guid><dc:creator>Guest</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[VALVE WITH DIFFERENT SCHEDULE AT BOTH END]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46682/VALVE-WITH-DIFFERENT-SCHEDULE-AT-BOTH-END?from_rss=1]]></link><description><![CDATA[I HAVE A PIPE WITH DIFFERENT SCHEDULE IN THE INLET SIDE AND OUTLET SIDE OF THE VALVE. IT IS POSSIBLE TO HAVE VALVE WITH DIFFERENT THICKNESS (SCHEDULE)  ON BOTH THE END. IT IS NORMAL PRACTISE OR NOT POSSIBLE.

  SAME WAY ON THE REDUCER THERE IS A SCHEDULE CHANGE ON THE LARGE SIDE AND SMALL SIZE OF]]></description><pubDate>Mon, 23 Nov 2009 22:51:11 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46682]]></guid><dc:creator>Guest</dc:creator><dc:subject>Mechanical Engineering</dc:subject></item><item><title><![CDATA[Emergency Buttons and Control Boards ]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46681/Emergency-Buttons-and-Control-Boards?from_rss=1]]></link><description><![CDATA[Dear All,

      Is it necessary to install &quot;emergency button&quot; on fire pump system control boards? What are related standard?

      cheers]]></description><pubDate>Mon, 23 Nov 2009 22:39:43 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46681]]></guid><dc:creator>Abu Khansa</dc:creator><dc:subject>Communications &amp; Electronics</dc:subject></item><item><title><![CDATA[Computer Lobotomy]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46680/Computer-Lobotomy?from_rss=1]]></link><description><![CDATA[What&#xb4;s on the title is exactly what a friend told me I should do to my PC when I asked him about trojans. My system runs on Vista and gets automated new virus definition updates every four days or so. It&#xb4;s set to run full scans every Sunday with Symantic Antivirus. Well, this past Sunday at 10:00 ho]]></description><pubDate>Mon, 23 Nov 2009 22:38:24 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46680]]></guid><dc:creator>coffeebean</dc:creator><dc:subject>Communications &amp; Electronics</dc:subject></item><item><title><![CDATA[Induction Motors and Undervoltage Conditions]]></title><link><![CDATA[http://cr4.globalspec.com/thread/46679/Induction-Motors-and-Undervoltage-Conditions?from_rss=1]]></link><description><![CDATA[Dear All,

    Induction motor 3ph-380V 50hz 15kW is running on its full-load, then suddenly voltage drop down to 3ph-300V balance. What will happen to motor? Ignore any protection devices.

    Same case as above, but motor is solo-running without loads connected, what will happen to motors]]></description><pubDate>Mon, 23 Nov 2009 22:33:56 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/thread/46679]]></guid><dc:creator>Abu Khansa</dc:creator><dc:subject>Electrical Engineering</dc:subject></item><item><title><![CDATA[Large Hadron Collider reboots, makes first protonic bang!]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10830/Large-Hadron-Collider-reboots-makes-first-protonic-bang?from_rss=1]]></link><description><![CDATA[From Engadget:

 		  		 		Yes, ladies and gentlemen, that most epic triumph of human engineering and physics research has finally taken place, and strangely enough our planet&apos;s still in one piece too. The search for the Higgs boson particle resumed yesterday, somewhere under the Franco-Swiss]]></description><pubDate>Tue, 24 Nov 2009 12:03:54 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10830]]></guid><dc:subject>Engineering News</dc:subject></item><item><title><![CDATA[For Search, Murdoch Looks to a Deal With Microsoft]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10828/For-Search-Murdoch-Looks-to-a-Deal-With-Microsoft?from_rss=1]]></link><description><![CDATA[From NYT &amp;gt; Technology:

   		 News Corporation, the media conglomerate controlled by Rupert Murdoch, has engaged in early-stage discussions with Microsoft about a pact to get paid by Microsoft to remove its news content from Google&apos;s search engine and be available on Bing, according to a per]]></description><pubDate>Tue, 24 Nov 2009 10:15:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10828]]></guid><dc:subject>Engineering News</dc:subject></item><item><title><![CDATA[British Car Aims for 1,000mph Record]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10827/British-Car-Aims-for-1-000mph-Record?from_rss=1]]></link><description><![CDATA[From TG Daily - All News:

   		  		British engineers are gearing up for an attempt on the world land speed record with a vehicle they believe will be capable of 1,000mph.

 The design for the Bloodhound SSC - SuperSonic Car - is now complete. Built from aerospace-grade aluminium, it is bas]]></description><pubDate>Tue, 24 Nov 2009 10:10:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10827]]></guid><dc:subject>Engineering News</dc:subject></item><item><title><![CDATA[Astronauts to Spend Last Day At Space Station]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10825/Astronauts-to-Spend-Last-Day-At-Space-Station?from_rss=1]]></link><description><![CDATA[From Yahoo! News: Science News:

   		 The crew of the shuttle Atlantis plans to spend today wrapping up work at the International Space Station (ISS) in preparation for departure tomorrow.

                     The seven STS-129 astronauts, led by commander Charlie Hobaugh, have had a b]]></description><pubDate>Tue, 24 Nov 2009 10:09:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10825]]></guid><dc:subject>Engineering News</dc:subject></item><item><title><![CDATA[Beams Collide in Big Bang Machine]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10826/Beams-Collide-in-Big-Bang-Machine?from_rss=1]]></link><description><![CDATA[From BBC News | Technology | World Edition:

   		  		Engineers operating the Large Hadron Collider (LHC) have smashed together proton beams in the machine for the very first time.

 The step was described as a &quot;great achievement&quot; for those working on the huge physics experiment.

 The low-e]]></description><pubDate>Tue, 24 Nov 2009 10:09:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10826]]></guid><dc:subject>Engineering News</dc:subject></item><item><title><![CDATA[Are You Sustaining Sustainability?]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10785/Are-You-Sustaining-Sustainability?from_rss=1]]></link><description><![CDATA[Recent articles describe how low cost is no longer the design priority it used to be. Today, designs must make economic sense, but they also must be sustainable. In your work are you factoring in such concerns as environmental impact, energy use, and product longevity? New designs must improve safet]]></description><pubDate>Tue, 24 Nov 2009 08:15:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10785]]></guid><dc:subject>Mechanical Power Transmission</dc:subject></item><item><title><![CDATA[Goodby to Hard Tooling?]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10786/Goodby-to-Hard-Tooling?from_rss=1]]></link><description><![CDATA[This commentary argues that the advent of high-powered fiber lasers signals a completely new approach to one of the metals industry&apos;s most basic processes. Such devices, it points out, are twice as powerful as a typical CO2 counterpart of a decade ago and maybe 20 times cheaper than a mechanical com]]></description><pubDate>Tue, 24 Nov 2009 08:15:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10786]]></guid><dc:subject>Machine Tools &amp; Metal Working Blog</dc:subject></item><item><title><![CDATA[Should All Books Be Digitized?]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10788/Should-All-Books-Be-Digitized?from_rss=1]]></link><description><![CDATA[Google founder Sergei Brin says his company is &quot;unlocking the wisdom held in the enormous number of out of print books&quot; by scanning in the full text of over 10 million volumes. Surely this access to the world&apos;s knowledge is for the common good, but not everyone is for it. There are rights holders is]]></description><pubDate>Tue, 24 Nov 2009 08:15:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10788]]></guid><dc:subject>Industrial Automation</dc:subject></item><item><title><![CDATA[Why Eating Turkey Doesn’t Make You Sleepy]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10824/Why-Eating-Turkey-Doesn-t-Make-You-Sleepy?from_rss=1]]></link><description><![CDATA[Each Thanksgiving, some well-meaning but misinformed person claims that there&apos;s a special substance in turkey that makes you sleepy. This person (typically a relative) also believes that eating extra protein makes your muscles grow bigger, and that you lose most of your body heat through your head]]></description><pubDate>Tue, 24 Nov 2009 00:01:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10824]]></guid><dc:creator>Galina</dc:creator><dc:subject>The Y Files</dc:subject></item><item><title><![CDATA[Woman of the Week: Anne Morrow Lindbergh (1906-2001)]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10809/Woman-of-the-Week-Anne-Morrow-Lindbergh-1906-2001?from_rss=1]]></link><description><![CDATA[Anne Morrow Lindbergh, the wife of aviator Charles Lindbergh, of transatlantic flight fame, was a pioneering American aviator, author and poet. Anne was inducted into the National Aviation Hall of Fame as well as the National Women&apos;s Hall of Fame.

                  The Ambassado]]></description><pubDate>Tue, 24 Nov 2009 00:00:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10809]]></guid><dc:creator>Roger Pink</dc:creator><dc:subject>WoW Blog</dc:subject></item><item><title><![CDATA[The World&apos;s Longest Vehicle]]></title><link><![CDATA[http://cr4.globalspec.com/blogentry/10814/The-World-s-Longest-Vehicle?from_rss=1]]></link><description><![CDATA[LeTourneau land trains were built to access the most remote reaches of the arctic and to dwarf just about any other land vehicle in size.

        Designed to traverse arctic conditions as well as sand and desert, the six-wheeled TC-497 Overland Train MkII used four Solar gas-turbine en]]></description><pubDate>Tue, 24 Nov 2009 00:00:00 EST</pubDate><guid><![CDATA[http://cr4.globalspec.com/blogentry/10814]]></guid><dc:creator>dstrohl</dc:creator><dc:subject>Hemmings Motor News Blog</dc:subject></item></channel></rss>