無縫鋼管標(biāo)準(zhǔn)尺寸公差是多少
|
尺寸公差(壁厚偏差±5%) | |||
|
內(nèi)徑尺寸 |
H8 |
H9 |
H10 |
|
30 |
+0.033 0 |
+0.052 0 |
+0.084 0 |
|
＞30-50 |
+0.039 0 |
+0.062 0 |
+0.100 0 |
|
＞50-80 |
+0.046 0 |
+0.074 0 |
+0.120 0 |
|
＞80-120 |
+0.054 0 |
+0.087 0 |
+0.140 0 |
|
＞120-180 |
+0.063 0 |
+0.100 0 |
+0.160 0 |
|
＞180-250 |
+0.072 0 |
+0.115 0 |
+0.185 0 |
|
＞250-315 |
+0.081 0 |
+0.130 0 |
+0.210 0 |
|
＞315-400 |
+0.089 0 |
+0.140 0 |
+0.230 0 |