Roy Mech Engineering – A great resource for Drafters

8.959 FANS

This site provides useful information, tables, schedules and formula related to mechanical engineering and engineering materials.

Roy Mech provides convenient access to data for design engineers and engineering draughtsmen. The site also lists useful engineering standards and includes equipment suppliers.

Check out for lots of good information including standard steel sizes and (my favourite) minimum spacing for bolted connections.

Roy Mech mechanical drawing standards

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