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Size tolerance |
Angle tolerances |
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Size range |
General tolerance |
Special tolerance |
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0-10 |
±0.15 |
±0.10 |
General tolerance |
α±1° |
β±2° |
γ±2° |
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10-25 |
±0.25 |
±0.15 |
Special tolerance |
α±0.5° |
β±1° |
γ±1° |
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25-50 |
±0.40 |
±0.25 |
Form and positional tolerance (mm)- planeness , straightness, circularity |
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50-75 |
±0.50 |
±0.35 |
0-10 |
0.20 |
0.10 |
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75-100 |
±0.60 |
±0.45 |
10-30 |
0.30 |
0.15 |
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100-125 |
±0.80 |
±0.55 |
30-50 |
0.50 |
0.30 |
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125-150 |
±1.00 |
±0.70 |
50-100 |
0.60 |
0.40 |
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>150 |
±1.0% |
±0.5% |
100-150 |
0.80 |
0.50 |
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Min. diameter of hole (mm) |
Min. wall thickness(mm) |
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Dia. |
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overall size (mm) |
recommended value (mm) |
Min. value(mm) |
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≤10 |
≥1.5 |
≥1.0 |
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10-20 |
≥2.0 |
≥1.5 |
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20-50 |
≥2.5 |
≥2.0 |
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2-4 |
L/D≤1.5 |
L/D≤1.0 |
50-100 |
≥3.0 |
≥2.5 |
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4-8 |
L/D≤5.0 |
L/D≤2.5 |
100-200 |
≥3.5 |
≥3.0 |
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8-12 |
L/D≤8.0 |
L/D≤3.5 |
200-350 |
≥4.0 |
≥3.5 |
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≥12 |
L/D≤10 |
L/D≤5.0 |
≥350 |
≥5.0 |
≥4.0 |
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Surface Roughness: |
Ra1.6- Ra3.2 |
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Max. size: |
≤1200mm×800mm×400mm |
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Max. weight |
≤120kg |
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