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  1. Shayan Zariean

    U-bend tubes post bending heat treatment

    Dear Readers I have bent Carbon Steel (A179) (2.11 mm Thickness) tube and there is requirement for post bending stress relief due to Sulfide stress cracking. based on UCS-56 the minimum soaking time at maximum temp. is 15 minutes, bu at UCS-79 it is mentioned that it is possible to change...
  2. Shayan Zariean

    U-bend Tubes post bending heat treatment

    Dear Readers I have bent Carbon Steel (A179) (2.11 mm Thickness) tube and there is requirement for post bending stress relief due to Sulfide stress cracking. based on UCS-56 the minimum soaking time at maximum temp. is 15 minutes, bu at UCS-79 it is mentioned that it is possible to change...
  3. Shayan Zariean

    U-bend tube post bending heat treatments soaking time

    Dear Readers I have bent Carbon Steel (A179) (2.11 mm Thickness) tube and there is requirement for post bending stress relief due to Sulfide stress cracking. based on UCS-56 the minimum soaking time at maximum temp. is 15 minutes, bu at UCS-79 it is mentioned that it is possible to change...
  4. Shayan Zariean

    Hydrogen cylinder valve

    Dear Readers There are Compressed Hydrogen Cylinders manufactured based on ISO 11120 and their working pressure is 180 bar and test pressure 297 bar. The valve installed on them is equipped with rupture disc of which bursting pressure is 3360 psi. I would like to know is installing valve with...
  5. Shayan Zariean

    Hydrogen Cylinder Valve

    Dear Readers There are Compressed Hydrogen Cylinders manufactured based on ISO 11120 and their working pressure is 180 bar and test pressure 297 bar. The valve installed on them is equipped with rupture disc of which bursting pressure is 3360 psi. I would like to know is installing valve with...

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