德国未注尺寸公差标准.xls

德国未注尺寸公差标准

一、球铁件未注铸造尺寸公差-DIN1685
1. 针对长度、宽度、高度、中心距、直径、半径等尺寸:
铸件基本尺寸尺寸公差等级GBT
> ≤ GTB15 GTB16 GTB17 GTB18 GTB19 GTB20
--- 18 ± ± ± ± ± ±
18 30 ± ± ± ± ± ±
30 50 ± ± ± ± ± ±
50 80 ± ± ± ± ± ±
80 120 ± ± ± ± ± ±
120 180 ± ± ± ± ± ±
180 250 ± ± ± ± ± ±
250 315 ± ± ± ± ± ±
315 400 ± ± ± ± ± ±
400 500 ± ± ± ± ± ±
500 630 ± ± ± ± ± ±
630 800 ± ± ± ± ± ±
800 1000 --- ± ± ± ± ±
1000 1250 --- ± ± ± ± ±
1250 1600 --- --- ± ± ± ±
1600 2000 --- --- ± ± ± ±
2000 2500 --- --- ± ± ± ±
2500 3150 --- --- ± ± ± ±
3150 4000 --- --- ± ± ± ±
4000 6300 --- --- --- ± ± ±
6300 10000 --- --- --- ± ± ±

、筋等尺寸:
铸件基本尺寸尺寸公差等级GBT
> ≤ GTB15 GTB16 GTB17 GTB18 GTB19 GTB20
--- 6 ± ± ± --- --- ---
6 10 ± ± ± ± --- ---
10 18 ± ± ± ± ± ---
18 30 ± ± ± ± ± ±
30 50 ± ± ± ± ± ±
50 80 ± ± ± ± ± ±
80 120 --- ± ± ± ± ±
120 180 --- --- --- ± ± ±

二、灰铁件未注铸造尺寸公差-DIN1686