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Recent content by dqshen

  1. dqshen

    Looking for the result of welding 304 SS to 304L SS

    I am looking for a specific answer from experts about what is the real difference between laser welding of 304 SS and 304L SS. I do understand 304L SS has low carbon content (0.03%) which make better welding property compare to 304 SS(0.08%). The actual parts dimension is 7/8" tube, which...
  2. dqshen

    Mechanical

    Diamondjim, Thank you for your reply. The size of pipe threads are 1/4-18 NPT and 1/8-27 NPT. Thanks again.
  3. dqshen

    Mechanical

    I will appreciate if someone can help me to find the calculation formular for pipe thread tensile stress and the relation between applied torque and force for pipe thread as well. Thanks in advance.
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