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The Drafting Zone helps users more accurately apply and interpret ASME, ANSI, ISO, etc. standards to the drawings they create and work with. It will keep you current with the most up-to-date drafting practices and techniques. It will also help you develop and maintain your own in-house drafting manual. Paid subscribers have access to every feature available at this site. Since subscriber satisfaction is guaranteed, we urge you to begin a subscription today and experience exactly how the Drafting Zone will help your organization learn, save time, and reduce costs. You won't regret it.

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Online Drafting Manual

Two Ways to Unlock the Zone
Subscriptions provide unrestricted access to all areas of the Zone, including the Modern Drafting Practices and Standards Manual. Free Guest Memberships provide access to selected areas of the Zone.
Latest News
  Check out the newly updated and expanded GD&T Symbols Lookup.
  Drafting Manual Preview Section for Drafting Zone Guest Members: Section 16.6 - Preferred Metric Limits and Fits.
  General Dimensioning Tip No. 10 is now live - Dimensioning Slopes and Tapers.
  New Tip addresses Inch and Metric Threads - Describes characteristics and applications for both thread types.
  General Dimensioning Tip No. 9 is now live - Dimensioning Slots.
  New Design Review Tip - Includes nine important items to be considered and checked during the design review process.
  General Dimensioning Tip No. 8 is now live.
  New Rounding Numbers Tip - Summarizes accepted methods for rounding numbers based on technical application.
  New GD&T Comprehension Quiz
  Independence Symbol - The Independence Symbol (capital I within a circle) is a new symbol introduced in the 2009 GD&T Standard.
  New Configuration Management Advisory addresses ASME Y-14.100.
  General Dimensioning #7 - What to do and what not to do when locating drawing features.
  Don't miss this new Tip for showing views on drawings.
  This new Tip provides frequently needed characteristics of 14 geometric elements.
  This new Tip explains new ASME Y14.5-2009 requirements for Slot Dimensioning.
  Every engineer and drafting/CAD professional needs a copy of this handy US/Metrics conversion chart.
  Sixteen Tip "2009 GD&T" Series explains and illustrates key differences between Y14.5-2009 and Y14.5-1994.
  The new 2010 version of Drafting Manual Pocket Companion has just been released.
  Check out this new Design Tip for designating primary and secondary datums.
  General Dimensioning #6
This tip covers diameters, depth, keyways, and dimensioning more than one feature.
  Understanding Third Angle Projection
Third Angle Projection is used in drawings for most United States standards. This tip explains Third Angle Projection and along with the First Angle Projection tip published earlier helps you to understand a major difference between ISO drawings and US drawings.
  Drafting Manual Update Preview
Section 6 (GD&T) of the Genium Drafting Manual is being revised to reflect the changes in the recently released 2009 version of ASME Y14.5. This new tip on verifying form tolerances is from this update.
  Understanding First Angle Projection
First Angle Projection is used for most ISO standards while Third Angle Projection is used for US standards. This tip explains First Angle Projection thus helping people to better understand the drawings in ISO standards.
  Surface Texture Capabilities Chart
This chart shows the possible surface texture smoothnesss for 29 manufacturing processes.
  General Dimensioning #5
This latest dimensioning tip focuses on specifying counterbore and counterdrill holes along with spotface, depth of holes, and thru holes.
  General Dimensioning #4
Consult this latest DZ tip to learn about a critical radius, a non-critical radius, and other important aspects for dimensioning a radius.

 
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