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  • Users: SIAUPA
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  1. SIAUPA

    Gold Tailings transportation

    Hello everyone, We design a piping trasportation system for the TSF (Tailings Storage Facility). Slurry : Gold Slurry Rougher Tails Liquid: process water Slurry temp: 5-20C Design flow rate: 511 m3/hour % solids: 32% SG slurry: 1.25 Slurry velocity: 2.36 m/s We will use 315mm OD, HDPE PN10...
  2. SIAUPA

    Piping issues in iron ore processing

    will someone be eager to share with me specific issues in piping used for iron ore processing? some lesson learnt will be useful; I need it in couple of days; thank you all
  3. SIAUPA

    PUG MILLS

    Has anyone used Pug Mills for bauxite grinding? If you used them for different application then bauxite, I am still interested in your comments on the reliability, availability and pricing of this equipment if possible. Thank you!
  4. SIAUPA

    Heap Leach Pad

    This is a nickel recovery project. The ore is nickel laterite. We want to build a heap leach pad with the ore coming from agglomeration. We ended up with the conclusion that we need 8 pads of 130Wx300Lx8H meters. Presently we try to build the first pad and we estimated that we need a stacker, an...
  5. SIAUPA

    Standard fabricated pipe length

    Could someone confirm that 60 foot length is a common fabricated length these days for 24" dia CS welded pipe. If YES, any manufacturer name available? Thank you in advance.
  6. SIAUPA

    Expansion loops

    We perform stress anlysis for a 24" dia steam pipe, running on over 3.5 km. We design a number of expansion loops and considered an anchor on each side of the loop (loop is between two anchors). The pipe passed in Cesar, but our structural engineer tells us that his structure cannot take any...
  7. SIAUPA

    24" FRP line

    We design a 24" pipe line for flue gas running on over 3.5 km of land. Are the expension joints preferred over the bell/spigot (O-ring) connections? If YES or NO could you, please, give reason. Thank you all!
  8. SIAUPA

    24" steam line stress analysis

    I modelled a 24" steam line that is connected at one end to an existing pipe line coming from plant equipment and at the opposite end to an existing pipe line going into a steam header. For a complete analysis I include at each end a section of the existing line. This existing line section is...
  9. SIAUPA

    Pickling & Passivating

    Could somebody confirm this statement: If a surface is passivated, it is understood that was previously pickled. Therefore in saying a surface is pickled and passivated, the word pickling becomes redundant. Is this right?

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