Engineering:Drawn, ground, and polished

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Drawn, ground, and polished (DGP) is a classification of finishing processes often used for metal shafting. Cold drawing increases the metal's strength, while grinding and polishing improves the surface finish and roundness for high dimensional accuracy.[1][2][3]

See also

References

  1. ↑ "Cold Finished Carbon Steel Bars: Quik Guide". Castle Metals. http://www.amcastle.com/pdfs/carbonbar.pdf. 
  2. ↑ "Hot Rolled Carbon Steel Bars". http://www.themetalstore.com/articles/Product_Guide/steel-bars.htm. 
  3. ↑ "Stressproof® Ground and Polished Round Bars". Speedy Metals. Archived from the original on May 24, 2013. https://web.archive.org/web/20130524104342/http://www.speedymetals.com/information/Material37.html. Retrieved September 3, 2013. 



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