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 .
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
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...