Eng-Tips

Hello,

I'm working on a project with a dedicated fire water storage tank. During review, the following comment was provided:

"6" Siamese type FDC for direct supply from tank is not the appropriate attachment for the fire department to use the tank water directly.

Install a hydrant off of this connection with a 5" Storz con...

When you put a datum on a feature it's wise to put a tolerance on it such as roundness or flatness. When you put a datum on a feature with a fit, do you still need to put a tolerance on it?

In ISO 286-1(2010) Annex A it says:
"A.1 Former practice of default definition of linear size
In ISO 286-1:1988, the default definition of diameters toleranced with ...

Section VIII, Div. 1, Appendix 2 used to use a value called tx which was then used to determine required weld sizes. The 2025 edition now directs the designer to use VIII-2, Part 4.16 for the design of such flanges. tx is listed in the nomenclature in Part 4.16 (and in Part 4.2), but it does not appear to be used in the process of designing the flanges or welds. What is the stor...

I started working on the Medeek Wall extension in 2018 and fast forward eight years and I am still developing it. Basically my goal has been to create a BIM modeling package within SketchUp that eventually will rival Revit, especially in the residential market.

I like to post on different forums and social media platforms to garner feedback from various view points....

Using CatiaV5-6R24

I want to position about 100 part instances in an assembly using a user pattern and also reference the positioning information in other parts.

My first thought was a creating a sketch with points for each part in a skeletton/shared geometry part in the assembly.
However, since there is no pattern feature in the sketcher, I woul...