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Material stress problems

2016-05-13View Original

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The specified material requirements for this design are: 1/2\" SCH160 SMLS BE. During the retesting of its mechanical properties, the tensile strength was found to be 404 MPa, which is above the specified range of 415–570 MPa; The yield strength test value was 483 MPa, which exceeds the specified range of 240–415 MPa ; After the project team forwarded these results to the client, the client requested that calculations be carried out regarding the wall thickness and strength of this material, taking into account past experience – for example, whether it is possible to determine what to do in cases where the wall thickness exceeds the normal value for such pipes, and what can be said regarding their strength under such conditions. Help! Is there anyone who is knowledgeable about materials? Waiting online, it’s urgent and very important! !
Reply #22016-05-13
Help push up. . . . . . . . . . . . . . . :L
Reply #32016-05-13
How is that possible? The yield strength is higher than the tensile strength? ? Are you sure you haven’t gotten this backwards? Isn’t it a tensile strength of 483 MPa and a yield strength of 404 MPa?
Reply #42016-05-13
Even your number..., it’s no problem under that pressure. . After all, the safety factor is there. . The tubules are subjected to full specimen stretching, making slipping and failure likely. . The clamping section on top should be flattened to prevent it from slipping. . .

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