Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!
Minimum required compressive strength and material quantities in mortar according ASTM C 270:
| ASTM Mortar Type | ||||
| M | S | N | O | |
| Strength (psi) | 2500 | 1800 | 750 | 350 |
| Volume Ratio | 1:1/4:3 | 1:1/2:4 1/2 | 1:1:6 | 1:2:9 |
| Proportions by Volume | ||||
| Cement | 0.33 | 0.22 | 0.17 | 0.11 |
| Lime | 0.08 | 0.11 | 0.17 | 0.22 |
| Sand | 1 | 1 | 1 | 1 |
| Proportions by Weight | ||||
| Cement | 31.3 | 20.9 | 15.7 | 10.4 |
| Lime | 3.3 | 4.4 | 6.7 | 8.9 |
| Sand | 80 | 80 | 80 | 80 |
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The Engineering ToolBox provides a wide range of free tools, calculators, and information resources aimed at engineers and designers. It offers detailed technical data and calculations for various fields such as fluid mechanics, material properties, HVAC systems, electrical engineering, and more.
The site includes resources for common engineering tasks, such as calculating physical properties (e.g., density, viscosity, thermal conductivity), converting units, and designing systems like heating and water distribution.
With sections on everything from acoustics to hydraulics, it serves as a comprehensive tool for both students and professionals in technical and engineering disciplines.
Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with older versions of the amazing SketchUp Make and the newer "up to date" SketchUp Pro . Add the Engineering ToolBox extension to your SketchUp Make/Pro from the Extension Warehouse !
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