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calculation

  1. M

    HELP! Been let down by my SE at the eleventh hour...

    Hi all, I have some steel work scheduled for Saturday and the one remaining piece of the jigsaw hasn't arrived from our SE who has gone AWOL! I wonder if anyone here can help so that I can buy material tomorrow and not delay the fabricators. We are removing an exterior wall and fabricating a...
    • Munzy
    • Thread
    • calculation purlin rsj strength calculation structural engineer
    • Replies: 4
    • Forum: Building
  2. M

    Lintel calculation... is my understanding / maths totally wrong?!

    Hi all, I'm just trying to get your advice as to whether a concrete lintel is sufficient for my needs as my number crunching is at odds with a steel RSJ supplier who is recommending one of their own products. It's a bit long-winded but I wanted to show you my full workings. I would like to...
    • Munzy
    • Thread
    • calculation help lintel
    • Replies: 9
    • Forum: Building
  3. eveares

    Diversity of two single ovens?

    So was doing a little paper excessive to keep by brain active. If you had: A) A single oven rated 3.5Kw (i.e. Steam oven) and B) A second single oven rated at 3.0Kw (i.e. Microwave combi oven) That would give you a current rating of 11.56A for the first oven and 10.91A for the second oven...
    • eveares
    • Thread
    • calculation diversity oven power theory
    • Replies: 15
    • Forum: Electrics UK
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