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  • Flame cutting rebar | Eng-Tips
    Can someone point me to a source that includes procedures on cutting rebar and why you should not flame-cut? I am trying to cite a reference in addition to common sense when explaining to a contractor that he should not use flame-cutting
  • No of Passes | Eng-Tips
    What do you want to know? Your number of passes is dependent on the length of pipe you need to affect your temperature difference I can help you if you tell me a little more aout the problem Mass flow rate, required temperature difference, fluid?
  • Effect of Molecular Weight On Compressor Performance
    Reference to the link, I think the reasoning on peripheral Mach number is more adequate than Molecular weight to explain the impact on the shape of performance curves A lighter gas may produce similar effect on curves (reduction of range, curve steepening effect) to that of heavy gas if both are associated to conditions with equivalent Mach numbers
  • Internal wind pressure | Eng-Tips
    So when you get a net difference between a set internal pressure and a different exterior pressure, you get a net pressure applied to the walls of the box This is not necessarily the full internal pressure effect used in ASCE 7
  • Motor Starting Power amp; Power Factor | Eng-Tips
    The starting power factor has nothing to do with with running load kW 0 36 sounds a little high, but the difference between assuming 0 2 and 0 36 should not be too significant You need to pick a NEMA starting code in the softwware that matches the actual starting current data for your motor
  • Support Types and Their Reaction Forces | Eng-Tips
    Makes a big difference to reactions, but it doesn't really affect the answer 1) All 3 are pin support - this is correct if the member is connected to the support beams through positive fastening
  • Torque spec changes from nut to bolt head? | Eng-Tips
    In a torque spec for a typical bolt, washer and nut arrangement, is the proper torque value affected whether it is applied to the bolt head as opposed to the nut? Thanks!
  • Pinned Rolling support in Roof Truss (timber) | Eng-Tips
    Can anybody explain in simple terms for a truss newbie What is the difference between designing a truss with two pinned supports and designing it with one pinned and one rolling?


















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