ISO 铸件尺寸公差标准 ISO8062

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ISO 铸件尺寸公差标准 ISO8062 ( GB/T6414) CT5-CT7

基本尺寸(mm) 铸件线性尺寸公差等级(GB/T6414)

Nominal

dimension Linear dimension Tolerances(ISO8062)

> ≤ CT4 CT5 CT6 CT7 CT8

— 10 ± ± ± ± 1 ±

10 16 ± ± ± ± ±

16 25 ± ± ± ± ±

25 40 ± ± ± ± ±

40 63 ± ± ± 1 ± ±

63 100 ± ± ± ± ±

100 160 ± ± ± ± ±

160 250 ± ± 1 ± ± 2 ±

250 400 ± ± ± ± ±

400 630 ± ± ± ± ±

德国熔模铸件线性尺寸公差标准 VDG P690

基本尺寸(mm) 长 宽 高 (mm) 中 心 距 (mm)

Nominal

dimension Length , width , height Centre line distances

D1 D2 D3 D1 D2

> ≤ 公 差 公差带 公 差 公差带 公 差

Tolerance 公差带 公 差 公差带

from To Tolerance field Tolerance field field Tolerance field

0 6 ± ± ±

± ± 6 10 ± ±

10 14 ± ± ±

14 18 ± ±

18 24 ± ± ± ± ±

24 30 ± ± ±

30 40 ± ± ± ± ± 40 50 ± ± ±

50 65 ± ± ± ± ± 65 80 ± ± ±

80 100 ± ± ± ± ± 100 120 ± ± ±

120 140 ± ± ± ± ± 140

160

± ± ±

160 180 ± ± ±

180 200 ± ± ±

± ± 200 225 ± ± ±

225 250 ± ± ±

250 280 ± ± ± ± ± 280 315 ± ± ±

315 355 ± ± ± ± ± 355 400 ± ± ±

D1 :为通常使用的一般尺寸公差 D1: G eneral dimension tolerances

D2 :适用于有公差要求的重要尺寸 D2: Applicable to important dimensions requiring close tolerances

D3 :需要采取矫正等特殊措施才能达到, D3: Premium tolerance require additional operations at extra cost,

only 限于少数有特殊要求的尺寸。 applied to a few special dimensions.

铸件角度公差: ± 度 ~ ± 1 度 .

铸件直线度 : 每 25mm 误差

ISO 铸件尺寸公差标准 ISO8062 ( GB/T6414) CT5-CT7

基本尺寸(mm) 铸件线性尺寸公差等级(GB/T6414)

Nominal

dimension Linear dimension Tolerances(ISO8062)

> ≤ CT4 CT5 CT6 CT7 CT8

— 10 ± ± ± ± 1 ±

10 16 ± ± ± ± ±

16 25 ± ± ± ± ±

25 40 ± ± ± ± ±

40 63 ± ± ± 1 ± ±

63 100 ± ± ± ± ±

100 160 ± ± ± ± ±

160 250 ± ± 1 ± ± 2 ±

250 400 ± ± ± ± ±

400 630 ± ± ± ± ±

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