ISO 14405-1-2025 几何产品规范（GPS）尺寸公差第1部分：线性尺寸

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



Part 1:



Spécification géométrique des produits (GPS) — Tolérancement

dimensionnel —

Partie 1: Tailles linéaires

International

Standard

ISO 14405-1

Third edition

2025-08

Reference number

ISO 14405-1:2025(en) © ISO 2025













CP 401 • Ch. de Blandonnet 8



Phone: +41 22 749 01 11



www.iso.org





Foreword ......................................................................................................................................................................................................................................................v

 .........................................................................................................................................................................................................................................vii

1 Scope ............................................................................................................................................................................................................................................. 1

  ................................................................................................................................................................................................. 1

  ................................................................................................................................................................................................ 2

  .................................................................................................................................................................................................................................... 13

  .......................................................................................................................................... 13

  ..........................................................................................................................................................................................................14

  ........................................................................................................................................................................16

  ..................................................................................................................................................................................................................... 16

  .......................................................................................................................17

  ..................................................................................................................................................................................................17

  ...............................................................................................................................17

  ........................................................................17

  ....................................................................18

  ................................................................................................................................ 19

  ................................................................................................................................ 19

  ........................................................................................................................................... .......................................................................... 19

  ..............................................................................................................19

  .......................................................................... 20

  ................................................................................................................................ 20

  ................................................................................................................................................... 20

7.2 Indication areas ...............................................................................................................................................................................................21

  .............................................................. 22

  ............................................ 25

  ...................................................................... 26

  ...................................26

  ........................................................................................................................................................................................................ 26

  .................................. 26

             

 ................................................................................................................................27

  ................................................................................................................................................................ 28

  .................................................................................................... 29

  ...................................................... 29

  ............................ 29

  ................ 30

  ............................................................................................................................................................................................ 31

  .......................................................................................31

  ........................................................................................32

  ................................................................................................................................................................ 34

  ................................................................................................................................................................. 34

  ................................................................................................................................................................................................................................ 35

  .......................................................................................................................................................................................................... 35

 .......................................................................... 36

 ..........................................................................................38

 ............................................................................................................... 41

 ......................................43

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标签： #ISO #尺寸 #尺寸公差

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本页面为您深度解析国际最新标准 ISO 14405-1-2025《几何产品规范（GPS）尺寸公差第1部分：线性尺寸》。该标准是制造业精密测量与质量控制的权威参考，全面取代旧版规范，系统定义了线性尺寸的公差标注原则、默认公差规则及偏差符号表示方法。内容涵盖尺寸公差的术语体系、与几何公差（如位置度、形状公差）的协调规则，以及如何通过规范操作集（Operator）实现可追溯的测量与判定。标准特别明确了“局部尺寸”与“全局尺寸”的差异，并针对不同材料特性（如韧性与刚性）提供了特定的尺寸状态解释。无论

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ISO 14405-1-2025 几何产品规范（GPS）尺寸公差第1部分：线性尺寸

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