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  • Users: mitulmech
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  1. mitulmech

    ASME B16.5 Hub Outside Diameter at Bevel End - Upper Tolerance Limit

    Dear Group Members, I have following query related to subject post Design Code : ASME Sec.VIII Div.2 Design Pre : 320 bar Design Temp : 85 Deg C Inside Diameter (ID) : 187.3 mm Cylinder Required Thickness is : 24 mm Material of cylinder : SA 350 LF2 CL1 Material of attached flange : SA 350 LF2...
  2. mitulmech

    6" Opening on ASME B16.47 Series A 38" Blind Flange

    Dear Group Members, I have following query related to subject post, Dear Group Members, I have following query related to subject post Design Code : ASME Sec.VIII Div.1 Design Pre : 42 bar Design Temp : 85 Deg C Pressure rating : 300#, ASME B16.47 Series A Equipment : 38” Blind Flange...
  3. mitulmech

    Queries related to ASME B16.5 Flanges

    Dear Group Members, 1.I am not able to find suitable material in ASME B16.5 for UNS 41000 (13%Cr). Is this material not listed under B16.5? What are the alternative material can be used? Or We need to go for design nozzle flanges? 2. API 6A flange for 10000# Rating We are designing equipment...
  4. mitulmech

    Pressure Vessel and Heat Exchanger External Bolting Material Selection

    Dear group members, I am little confused about following question on external bolting selection for girth flange (w.r.t to flange material / sour service / temperature / Allowable stress and Flange design) 1.Currently we are using SA 193 B6 bolt (13%Cr S41000) for SA 182 Gr.F6a (13%Cr S41000)...
  5. mitulmech

    Pressure Vessel and Heat Exchanger External Bolting Material Selection

    Dear group members, I am little confused about following question on external bolting selection for girth flange (w.r.t to flange material / sour service / temperature / Allowable stress and Flange design) 1.Currently we are using SA 193 B6 bolt (13%Cr S41000) for SA 182 Gr.F6a (13%Cr S41000)...
  6. mitulmech

    Pressure Vessel and Heat Exchanger External Bolting Material Selection

    Dear group members, I am little confused about following question on external bolting selection for girth flange (w.r.t to flange material / sour service / temperature / Allowable stress and Flange design) 1.Currently we are using SA 193 B6 bolt (13%Cr S41000) for SA 182 Gr.F6a (13%Cr S41000)...
  7. mitulmech

    SA-193 Gr.B6 in sour service NACE MR0175

    Dear Group Members, I am working on Heat Exchanger which is an electric heater. Design details are as below. Material of shell side is 13%Cr. SA - 336 Gr.F6 Service is high pressure CO2 Service Design Pressure = 320 Barg Design Temp = 85 / -20 °C Equipment is under sour service and NACE...
  8. mitulmech

    SA-193 Gr.B6 in sour service

    Dear Group Members, I am working on electric heater material of construction is 13%Cr. Service is high pressure CO2 Service Design Pressure = 320 Barg Design Temp = 85 / -20 °C Equipment is under sour service and NACE MR0175 is applicable. Can I use SA-193 Gr.B6 for the flange bolting (Non...

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