알기 쉬운 기술 지식, 한 눈에 보는 업체 비교

In this posting, we will look at Geometric Tolerance(Geometric Dimensioning and Tolerancing, GD&T), especially Flatness and Parallelism (definition, reason for use), and distinguish between the two concepts. (Note that the Geometric Tolerance is basically a symbol used in the drawing of the part.) 1. What is a Flatness? A. Definition. - Tolerance indicated in the drawing how flat the plane of th..