According to the above calculation formula:<br>Strength check of blocked thread of sealing device:<br>Plug thread size: M22 * 2<br>When the design bearing pressure is 35MPa, the stress f = P * a = 15kn
According to the above calculation formula: Strength check of sealing plug thread: The plug thread size is M22*2. The force F=P*A=15KN when the design pressure is 35MPa.