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Llangollen shed newsy news

本贴由 Broomhalla2008-03-31 发布. 版块名称: Steam Traction

  1. 6880rules

    6880rules Member

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    Out of interest......who does roll tapered barrels ?

    All i know of is "Anglering" and "Deepdale" both in Tipton that might have the capacity
     
  2. std tank

    std tank Part of the furniture

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    Barnshaws at Oldbury (W. Midlands) and Manchester can roll taper barrels.
    All the companies mentioned can roll a barrel of equal taper about the centerline. None can roll a barrel of unequal taper as fitted to 80072. The bottom of the taper barrel on the 80XXXs and the boiler centreline are parallel. Again, because of company confidentiality I cannot say how 80072's taper barrel was made. However, the new taper barrel for 80097 is being rolled as an equal taper, but the length of the barrel will be longer than required. Then both the front and back of the barrel will be cut at 90 degrees to the bottom of the taper, thus giving the correct length and unequal taper profile.
     
  3. Ian Riley

    Ian Riley Part of the furniture Loco Owner

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    #-o ...read-up, if you think about it, the profiled development can be rolled as an equal taper, the allowance being made at the ends of it, in the development, to be used as a flat-bottom taper section.....use the professionals!
     
  4. 8-10 Brass Cleaner

    8-10 Brass Cleaner Member

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    #-o ...read-up, if you think about it, the profiled development can be rolled as an equal taper, the allowance being made at the ends of it, in the development, to be used as a flat-bottom taper section.....use the professionals![/quote:3ttafn67]

    Sounds like a fcuker of a job. Lots of head scratching required no doubt!.

    As a point of interest, 'Barnshaws' and 'Angle-ring' have family connections.

    'WYCO Tube' just down the road from Deepdales made mine. But it was only tiddler, parallel and for £326 not worth the aggro of rolling it and getting it welded myself.
     
  5. Steve

    Steve Resident of Nat Pres Friend

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    I don't think so! Think about it. The bottom of the barrel should be effectively horizontal but that's not what you've said. The only difference between a symmetrically coned barrel and an assymetrically coned one is the development of the plate before rolling.
     
  6. Ian Riley

    Ian Riley Part of the furniture Loco Owner

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    Thankyou Steve, thats what I was trying to say!.... #-o
     
  7. boldford

    boldford Member

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    For those of a mathematical bent, its a truncated cone but not a frustrum of a cone, since according to http://chestofbooks.com/crafts/mechanic ... strum.html , a frustrum of a cone is the part of a solid left by cutting off the top or segment by a plane parallel to the base.
     
  8. boldford

    boldford Member

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    Duplicated post removed. Appologies for a middle-aged moment.
     
  9. MEJ

    MEJ New Member

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    On New Years Eve 2008, the boiler of Standard 4T 80072 was fitted with its ashpan and, having already been fitted with its smokebox, is now in the loco frames and awaiting completion...

    \:D/ Not too long to go now!
     
  10. Broomhalla

    Broomhalla Well-Known Member

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    As announced in Steam railway the motor to the Railmotor has made the trip up from Didcot to Llangollen and the motor is now in the shed awaiting fitting to the frames. I'm sorry to say i forgot my camera so i cannot present a picture. But it is there.
     
  11. lil Bear

    lil Bear Part of the furniture

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    Pictures on Llnagollen website

    http://llangollenrail.llangollen-railway.co.uk/breakingnews.html
     
  12. Martin Perry

    Martin Perry Nat Pres stalwart Staff Member Moderator Friend

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    How did it leave Didcot? Presumably on a wagon for the trip on the mainline?
     
  13. Kerosene Castle

    Kerosene Castle Well-Known Member

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    Yes, the boiler left in our green wagon, whilst some Lowmac type thing was borrowed to transport the bogie.
     
  14. Broomhalla

    Broomhalla Well-Known Member

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  15. lil Bear

    lil Bear Part of the furniture

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    It was only a trial fitment btw, the boiler is now out again to allow the work to be completed on the frames.
     
  16. Broomhalla

    Broomhalla Well-Known Member

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    But at least we all know it fits together now and like i said it does give some idea of what the finished article will look like minus the carriage body.
     
  17. Broomhalla

    Broomhalla Well-Known Member

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    And finally some pictures of the railmotor power bogie.

    [​IMG]
    The main power bogie

    [​IMG]
    The boiler.
     
  18. RA & FC

    RA & FC Well-Known Member

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    The above pic, also showing the pony truck from the barry 8F, which will be used to construct the bogie for the Patriot replica.
     
  19. Thompson1706

    Thompson1706 Part of the furniture

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    So you're converting a pony truck into a bogie. I presume you mean that the wheelset is being used.
    The wheels are on a well wagon in Pentrefelin yard . It's a shame that a loco with what looks like a brand new set of tyres was dismantled. In ten years or so the 'County' mob will probably realise that its better to build a new boiler & 48518 might then be restored in its own right.

    Bob.
     
  20. 46118

    46118 Part of the furniture

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    Surley though a set of 8F wheels with new tyres are going to be of value to another of our UK working 8Fs at some point? Has to be more cost effective to use an existing set than shell out for retyring another set?

    ...might even find a use on an 8F from "elsewhere".... :-#

    46118
     

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