珩磨管厂家直销
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尺寸公差:
内径尺寸 | 内径偏差 | 壁厚偏差 |
H7 | H8 | H9 | H10 | H11 |
30 | +0.021 0 | +0.033 0 | +0.052 0 | +0.084 0 | +0.130 0 | ±5% |
>30~50 | +0.025 0 | +0.039 0 | +0.062 0 | +0.100 0 | +0.160 0 |
>50~80 | +0.030 0 | +0.046 0 | +0.074 0 | +0.120 0 | +0.190 0 |
>80~120 | +0.035 0 | +0.054 0 | +0.087 0 | +0.140 0 | +0.220 0 |
>120~180 | 0.040 0 | 0.063 0 | 0.100 0 | 0.160 0 | 0.250 0 |
>180~250 | +0.046 0 | +0.072 0 | +0.115 0 | +0.185 0 | +0.290 0 |
>250~315 | +0.052 0 | +0.081 0 | +0.130 0 | +0.210 0 | +0.320 0 |
>315~800 | +0.057 0 | 0.089 0 | +0.140 0 | +0.230 0 | +0.360 0 |
外径 | 允许偏差劲 | 外径 | 允许偏差劲 |
≤Φ40 | ±0.15 | Φ160~200 | ±0.80 |
Φ40~60 | ±0.25 | Φ200~240 | ±1.00 |
Φ60~80 | ±0.30 | Φ240~340 | ±1.50 |
Φ80~100 | ±0.40 | Φ340~440 | ±2.00 |
Φ100~160 | ±0.50 | Φ440~520 | ±2.50 |