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  • Users: Maad
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  1. Maad

    Anchor bolts

    Dear All , I need your help to choose the right material for flare riser anchor bolts ,the available materials are (S355J2 , Grade 1045 , C45R-01).The designer suggested ASTM A 307 Gr.C but its not available right now. Note that the flare riser Hight 55m and the the design wind speed 45 M/S .
  2. Maad

    What are[img https://res.cloudinary

    What are the reasons of the cracking happened in the welding joints of the bottom plate related to the condensate storage tank ? as shown in the photos attached
  3. Maad

    Are the pipes or materials of stand

    Are the pipes or materials of standard NACE MR0175 /MR0103 API5L Gr.B ...rust?? rust?
  4. Maad

    ASTM A234 & ASTM A694 Gr.F52

    Thanks and regards
  5. Maad

    ASTM A234 & ASTM A694 Gr.F52

    Thank you for your response Mr.Jones I mean by better from the side of weldability and corrosion resistance but know I calculate the carbon equivalent for the both types (A234 &A694 Gr.F52) and found the same (CE = 0.43) which mean that they’ve good weldability but my issue if you can help me is...
  6. Maad

    ASTM A234 & ASTM A694 Gr.F52

    Kindly advice me which the fitting material is better A234 or A694 Gr.F52 in welding with pipe’s materials A106 Gr.B and API5L PSL2 Gr.BNS NACE from the side of weldability and corrosion resistance (knowing that we used Er70S-3 for the root and hot passes and E6018 for the others? and what...
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