脱腊铸件尺寸公差限制表
|
Dimension 尺寸 |
Normal 一般要求 |
Premium 特殊要求 |
|
|---|---|---|---|
|
General Dimension 尺寸公差 |
< 25mm |
± 0.25 ± 0.4 ± 0.5 ± 0.7 ± 0.8% ± 1.0% |
± 0.15 ± 0.30 ± 0.40 ± 0.50 ± 0.65 ± 0.8% |
|
Straightness 真直度公差 |
< 50mm |
± 0.25 ± 0.38 ± 0.5 ± 0.76 |
± 0.13 ± 0.25 ± 0.30 ± 0.37 |
|
Flatness 真平度公差 |
< 25mm 25 ~ 50mm 50 ~ 100mm 100 ~ 150mm |
± 0.2 ± 0.4 ± 0.64 ± 0.76 |
± 0.1 ± 0.15 ± 0.25 ± 0.38 |
|
Concentricity 同心度公差 |
(Wall Thickness 6mm) 壁厚 6mm (Wall Thickness 12mm) 壁厚12mm |
± 0.2 ± 0.3 |
± 0.1 ± 0.2 |
|
Radius 半径公差 |
< 50mm > 50mm |
± 0.4 ± 0.8% |
± 0.13 ± 0.6% |
|
Roundness 真圆度公差 |
13 mm 25 mm 38 mm 50 mm |
± 0.13 ± 0.25 ± 0.3 ± 0.38 |
± 0.1 ± 0.15 ± 0.20 ± 0.25 |
|
Roughness 表面光度 |
Carbon Steel 碳钢 (300 Series S. S.) 300 系不锈钢 (400 Series S. S.) 400 系不锈钢 |
90 ~ 125RMS 90 ~ 125RMS 100 ~ 125RMS |
60 ~ 90RMS 60 ~ 90RMS 60 ~ 100RMS |
|
Minimum Wall Thickness |
Carbon Steel 碳钢 Stainless Steel 不锈钢 |
1.5mm | 1.0mm |
|
Weight Limit 重量限制 |
5g ~ 25kg | 5g ~ 35kg | |
|
Dimension Limit 尺寸限制 |
(below 300 * 300 * 300mm) 300 * 300* 300以内 |
(below 350 * 350 * 350mm) 350 * 350* 350mm以内 |
适用材质
- 碳钢
- 低合金钢
- 不锈钢
- 工具钢
- 特殊合金
铸槽公差
(mm)
| W | >= 2.5 | 4 | 6 | 8 | 10 | 16 | 20 | 24 |
|---|---|---|---|---|---|---|---|---|
| L, D | <=5 | 8 | 20 | 32 | 46 | 80 | 120 | 150 |
铸孔径与深度
(mm)
| D | Tmax | T,max |
|---|---|---|
| 3-5 | 5-10 | 5 |
| > 5-10 | > 10-30 | > 5-15 |
| > 10-20 | > 30-60 | > 15-25 |
| > 20-40 | > 60-120 | > 25-50 |
| > 40-60 | > 120-200 | > 50-80 |
| > 60-100 | > 200-300 | > 80-100 |
| > 100 | > 300-350 | > 100-120 |
设计研发
Design and Development