Buradasın
Types of Engineering Holes
madearia.com/blog/what-are-the-different-types-of-holes-in-engineering/Yapay zekadan makale özeti
- Basic Types
- A hole is a circular cutout or opening in an object
- Simple holes have constant diameter and are read with 'Ø' symbol
- Blind holes are cut inside material, shown with 'Ø' and depth symbol
- Through holes pass through both sides, shown with 'Ø THRU' or 'Ø Through'
- Specialized Holes
- Interrupted holes are cut between features using coaxial drilling
- Counterbore holes have larger diameter above smaller ones
- Countersink holes have conical shape with recess on top
- Counterdrill holes have conical shape with recess on top
- Tapered holes change diameter as they progress
- Threaded Holes
- Screw clearance holes allow bolts to pass without contact
- Tapped holes have internal threads cut using tapping tool
- Threaded holes are identified by 'M' symbol in Metric standard
- Spotface holes have small counterbore on top of drilled hole