welding steel tubing

Astm A516 Gr 70の蒸化器の海水の脱塩のための管状のスライド シート

ASTM A516 Gr.70 Tubular Slide Sheet For Evaporator And Seawater Desalination Tubesheet is to drill holes slightly larger than the outer diameter of the pipe on the circular steel plate. It is a round steel that plays the role of fixing the pipe and sealing medium in the heat exchanger. It is a kind of fitting that penetrates and welds the pipe to fix it. The accuracy of tube sheet processing, especially the pipe hole spacing and pipe diameter tolerance, perpendicularity and