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  1. jafary64

    Help for Calculate C on Miter Bend Formula

    C in this case is a nominal 1.5mm corrosion allowance. That's it. Nothing else to see here. Remember - More details = better answers Also: If you get a response it's polite to respond to it. Corrosion allowance is a one part of required data for calculate C according to 304.1.1 ASME B31.3
  2. jafary64

    Help for Calculate C on Miter Bend Formula

    LittleInch (Petroleum)19 Oct 24 07:26 I want you to explain it. And comment on the answer about C Hi My friend I will be appreciative for your attempt God bless you
  3. jafary64

    Help for Calculate C on Miter Bend Formula

    LittleInch (Petroleum)18 Oct 24 12:48 First off, Who in gods name still makes mitre bends for pipe with a design pressure of 124 psi?? These things should be consigned to the annals of history IMHO. Or used as HVAC ducting. This calculation is where someone has gone rather berserk in...
  4. jafary64

    Help for Calculate C on Miter Bend Formula

    XL83NL (Mechanical)18 Oct 24 12:24 Normally, c is a given value. Based on formatting, if yellow is input, c is a given value in advance. Refer to 304.1.1 how c is determined. If the pipe requires 12/5% tolerance on wt, you already have a c of 0.0469 in. I would ask the engineer who made this...
  5. jafary64

    Help for Calculate C on Miter Bend Formula

    I have a question for how to find or calculate C “C = Sum of mechanical, corrosion, and erosion allowances” on attached file. I know it is on ASME “304.2.3 Miter Bends” but how to reach c: 0.05905512 in Can anybody help me & explain it? Thanks a lot...
  6. jafary64

    Position of Inert Gas or CO2 Line

    ProSafPlant1 (Petroleum) 25 Aug 24 19:47 This might be a better question for the NFPA (fire) Code Issues forum. NFPA 12 (CO2) and NFPA 2001 (Clean Agents) may have some guidance. Hi Thanks for your respond I download and check 2 above standard but can't find it
  7. jafary64

    Situation of Inert gas (CO2) Line

    Hi Where is the position of the main CO2 gas or inert gas header line in comparison of HVAC duct above or below the HVAC duct in the Substation building? Do you know standards or spec or reference in this field thank you
  8. jafary64

    Position of Inert Gas or CO2 Line

    Hi Where is the position of the main CO2 gas or inert gas header line in comparison of HVAC duct above or below the HVAC duct in the Substation building? Do you know standards or spec or reference in this field thank you
  9. jafary64

    Inner Ring On Spiral wound Gasket

    Hi my friends we Have a Spiral wound Gasket Without inner ring then I want to know 1- is this material manufactured by standard and what is the standard 2- when can use this material according to standard thanks a lot
  10. jafary64

    Position of branch

    Hi my friends I work on oil and gas company and when I study p&id for hose station see below note All steam,steam condensate,fuel gas,air & nitrogen branch connection shall be on the top of the header piping I want to know 1- what is the reason of position branch on header (top of pipe) 2- Do...
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