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  1. ColinPearson

    Weld ???

    Hey folks. Originally posted in the welding/fastener sub but I wanted to repost here as well. I got one reply there which I am inclined to believe, just double checking. For whatever reason, weld sizing has always been kind of unclear to me. I'm using ASD in the red (14th) Steel Manual and...
  2. ColinPearson

    Simple (dumb) question regarding weld design

    Hey folks. For whatever reason, weld sizing has always been kind of unclear to me. I'm using ASD in the red (14th) Steel Manual and have a couple questions: 1) EQ.8-5b and EQ.8-8b states that they calculates the "shear per linear inch" due to concentric load and moment; I take it that these...
  3. ColinPearson

    How to cut aluminum with no fire, electricity, or debris.

    Hey folks... I'm looking for a tool that SHOULD exist, but I don't know if it does nor what it's called if it's out there. I need to cut some aluminum plate, 3/16" material. Heat, abrasives and electrical tools are all out due to client restrictions. We are cutting a hole in the roof of an...
  4. ColinPearson

    Lifting Lugs with Vessel Corrosion

    Hey Y'all! Looking for a little guidance on designing lifting lugs here. I do this routinely and the lug calcs (by hand) are no problem for me. That said, I'm not a vessel guy, so the local stress on vessels is a bit outside of my wheelhouse. In this case, the client has indicated they have...
  5. ColinPearson

    Lifting Lug with Shell Corrosion (Codeware COMPRESS)

    Hey Y'all! Looking for a little guidance on designing lifting lugs here. I do this routinely and the lug calcs (by hand) are no problem for me. That said, I'm not a vessel guy, so the local stress on vessels is a bit outside of my wheelhouse. In this case, the client has indicated they have...
  6. ColinPearson

    TEMA Type CEN Exchanger

    Hello World: Hope y'all are safe from COVID! I work in the refinery turnaround industry though I don't usually get involved in estimating jobs. I've been around this stuff for about 15 years and seen plenty happening but my focus is elsewhere so I've got what I think is a fairly dumb question...
  7. ColinPearson

    Fillet Weld Design & Failure Areas

    Good Morning Folks! Sorry for the long post but I have numerous questions here and I'm just starting to get frustrated with myself; I think this should be easy and I'm having more trouble than I'd like to admit. I have trouble understanding about fillet weld sizing and have scoured the...
  8. ColinPearson

    COMPLETELY MYSTIFIED BY THIS MAGNET ? AND A 12-PACK DIDN'T HELP!!!

    Hey folks... I'm hoping someone can shed a little light on this question for me. New to the magnet forum here, it's not at all an area that have experience in. But, let me 'splain the situation: My friend has a 5th wheel trailer; if you're familiar with those then you'll know they have belly...
  9. ColinPearson

    BTH-1-2014 Shear ?

    Hello folks! It's been a long day in an already very long week and it's only Monday so maybe some sleep would help, but I have a question about ASME BTH-1-2014 Eq 3-37. It's turned up before on the forum but not really in a way that answers my questions. Really, I think I jsut need a little...
  10. ColinPearson

    Hole ? - which is a better way to add the feature?

    [COLOR=#FCE94F]So, I'm sure anyone that knows Inventor will be able to tell, but I am new to it. Many years of CAD but about a week in Inventor. I've been trying all morning to add holes to a part. My idea was to make a sketch, extrude it and then add a hole and pattern as needed. The linear...
  11. ColinPearson

    Inventor UCS & default sketch plane orientations

    Hello folks... new to Inventor, been using AutoCAD near daily at work for about 12 years or so. I'd like to change my default UCS orientation AND the default sketch planes' orientations to be +X=right/east, +Y=north/into screen and +Z=up. I've figured out how to change the orientation of the...
  12. ColinPearson

    API 605 ?

    Hello folks! I'm trying to match a bolt pattern of a flange that I can't access so I'm stuck with crusty old reference dwgs. Most are marked 36" IPS 150# API-605 FS RF WN although one is marked 36" IPS Class "D" Steel Ring Flange. ON THE FIRST DESIGNATION: I know htat the API605 dimensions are...
  13. ColinPearson

    How to draw 2:1 Elliptical Head

    Hello folks. I want to see if anyone has a good reference for drawing a 2:1 elliptical head. I always draw them in CAD and get the volume to calculate the weight, but it's kind of a pain. I've got two xeroxs out of old layout books and they offer slightly differently rounded versions of the...
  14. ColinPearson

    NOLAENG WillisV spats - if you're interested

    thread507-363371 [indent] NOLAENG WillisV spats Hi folks - You may have seen this already and spats, it seems that you already knew it was in the works, but I just got a copy of ASCE 37-14 and the reduction to be applied to the wind per ASCE 7-95 has indeed been updated to a reduction that...
  15. ColinPearson

    Alloy Densities

    Hello folks, Happy Friday! Does anyone know where to find densities of various steel alloys? Carbon and some flavors of stainless are pretty easy to come by but I'd like to know how the density various with the different Incos, chromes, etc. MY immediate question today is SA387 11 12 but I've...
  16. ColinPearson

    BLOCK SHEAR IN WELDED CONNECTION

    Hey folks. I've got a situation where I'm welding a lug to an existing beam sloped at 1H:12V and have found myself perplexed. It's probably a minor point but the coffee hasn't kicked in and it's -45F wind chill outside so I'm stuck inside working with no way to get out to the field to distract...
  17. ColinPearson

    Does anyone know if this type of tape measure exists?

    Hey folks: I'm looking for a 100' tape measure... I need it to be a small, closed type one (like you would be able to fit in a big pocket, not the large open reel surveyor type) AND I need it to be stainless steel with the numbering stamped into it (like the numbers on most framing squares)...
  18. ColinPearson

    Vessel Platform Weight Estimate

    Hello folks: Does anyone have a quick and dirty spreadsheet for estimating vessel platform weights? I use COMPRESS for the little bit of vessel related work I do (all of that has to do with rigging) but a quick excel sheet would be handy.
  19. ColinPearson

    ASCE 37-02 & 7-10

    Does anyone know if I can use the reduction to the basic wind speed for short duration construction projects that's given in ASCE 37-02 Section 6.2.1? It specifically references that the wind speed to be reduced comes from ASCE 7-95 and there doesn't appear to be a newer version that references...
  20. ColinPearson

    Liability ?

    I have a spreadsheet that I am working on that I'd like reviewed but I want to make sure that neither my company nor I am liable for errors or misuse. I had thought about putting it up here for use and comment as well as sending to a couple colleagues. How can I do this without incurring any...

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