内镗外电无缝钢管
产品注释
外径精度: f8
表面粗度: Ra 0.2μm ~ Ra 0.4μm
硬铬厚度: 20 Micron ±10%
表面硬度: HV 850 (Minimum) up
内径硬度: H7, H8, H9
内径粗度: Ra0.2μm ~ Ra0.8μm
特殊长度: 13 M
材质: JIS STKM13C或机械构造用碳素钢管 (特殊规格亦可订制)
公差表
轴心类常用配合尺寸公差表
容许公差等级 直径 mm Φ | f | g | h | |||
---|---|---|---|---|---|---|
f7 | f8 | g6 | h7 | h8 | h9 | |
3mm | -0.006 -0.016 |
-0.006 -0.020 |
-0.002 -0.008 |
0 -0.010 |
0 -0.014 |
0 -0.025 |
3mm-6mm | -0.010 -0.022 |
-0.010 -0.028 |
-0.004 -0.012 |
0 -0.012 |
0 -0.018 |
0 -0.030 |
6mm-10mm | -0.013 -0.028 |
-0.013 -0.035 |
-0.005 -0.014 |
0 -0.015 |
0 -0.022 |
0 -0.036 |
10mm-18mm | -0.016 -0.034 |
-0.016 -0.043 |
-0.006 -0.017 |
0 -0.018 |
0 -0.027 |
0 -0.043 |
18mm-30mm | -0.020 -0.041 |
-0.020 -0.053 |
-0.007 -0.020 |
0 -0.021 |
0 -0.033 |
0 -0.052 |
30mm-50mm | -0.025 -0.050 |
-0.025 -0.064 |
-0.009 -0.025 |
0 -0.025 |
0 -0.039 |
0 -0.062 |
50mm-80mm | -0.030 -0.060 |
-0.030 -0.079 |
-0.010 -0.029 |
0 -0.030 |
0 -0.046 |
0 -0.074 |
80mm-120mm | -0.036 -0.071 |
-0.036 -0.090 |
-0.012 -0.034 |
0 -0.035 |
0 -0.054 |
0 -0.087 |
120mm-180mm | -0.043 -0.083 |
-0.043 -0.106 |
-0.014 -0.039 |
0 -0.040 |
0 -0.063 |
0 -0.100 |
180mm-250mm | -0.050 -0.096 |
-0.050 -0.122 |
-0.015 -0.044 |
0 -0.046 |
0 -0.072 |
0 -0.115 |
250mm-315mm | -0.056 -0.108 |
-0.056 -0.137 |
-0.017 -0.049 |
0 -0.052 |
0 -0.081 |
0 -0.130 |
315mm-400mm | -0.062 -0.119 |
-0.062 -0.151 |
-0.018 -0.054 |
0 -0.057 |
0 -0.089 |
0 -0.140 |
400mm-500mm | -0.068 -0.131 |
-0.068 -0.165 |
-0.020 -0.060 |
0 -0.063 |
0 -0.097 |
0 -0.155 |
(单位)µ=0.001mm
钢管类常用配合尺寸公差表
容许公差等级 直径 mm Φ | H | |||
---|---|---|---|---|
H7 | H8 | H9 | H10 | |
3mm | +0.010 0 |
+0.014 0 |
+0.025 0 |
+0.040 0 |
3mm-6mm | +0.012 0 |
+0.018 0 |
+0.030 0 |
+0.048 0 |
6mm-10mm | +0.015 0 |
+0.022 0 |
+0.036 0 |
+0.058 0 |
10mm-18mm | +0.018 0 |
+0.027 0 |
+0.043 0 |
+0.070 0 |
18mm-30mm | +0.021 0 |
+0.033 0 |
+0.052 0 |
+0.084 0 |
30mm-50mm | +0.025 0 |
+0.039 0 |
+0.062 0 |
+0.100 0 |
50mm-80mm | +0.030 0 |
+0.046 0 |
+0.074 0 |
+0.120 0 |
80mm-120mm | +0.035 0 |
+0.054 0 |
+0.087 0 |
+0.140 0 |
120mm-180mm | +0.040 0 |
+0.063 0 |
+0.100 0 |
+0.160 0 |
180mm-250mm | +0.046 0 |
+0.072 0 |
+0.115 0 |
+0.185 0 |
250mm-315mm | +0.052 0 |
+0.081 0 |
+0.130 0 |
+0.210 0 |
315mm-400mm | +0.057 0 |
+0.089 0 |
+0.140 0 |
+0.230 0 |
400mm-500mm | +0.063 0 |
+0.097 0 |
+0.155 0 |
+0.250 0 |
(单位)µ=0.001mm
产品描述
内镗外电无缝钢管
内镗外电无缝钢管使用于多节式油压缸,如垃圾车、云梯车、升降机、立体停车场主机等油压升降机械类。