GD&T essential for engineering

tony wang

13 Mar, 2020 03:12 AM

GD&T is essential for engineering projects, GD&T tell engineers how reasonable and feasibility to realize the thing imagined.

1. Step 1: to determine sequence of installation

   

   
   

   
   

2. Step 2: usually two parts needs at least 3 features to mate together

   

   
   

   
   

3. Step 3: these 3 features are datum, and they are couple each other, try to recognize them

   

   
   

   
   

4. Step 4: based on datum frame, establish tolerance requirements for installing, and well done your job

   

   
   

   
   

5. Step 5: (Note From GrabCAD)

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