加工形式 |
缸径 |
长度 |
直线度 |
尺寸精度 |
内孔粗糙度 |
冷轧 |
30-100 |
≤12M |
0.3-1.0 |
H8-H10 |
0.4-1.6 |
冷拔 |
30-250 |
≤12M |
H8-H10 |
0.8-1.6 |
珩磨 |
40-500 |
≤12M |
1000 |
H8-H9 |
0.4-0.8 |
滚压 |
40-400 |
≤7M |
H8 |
0.4 |
尺寸公差
尺寸公差(壁厚偏差±5%) |
内径尺寸 |
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 |
厚壁无缝管常备货源规格:
510 x 22-25-28-30-35-38-40-45-50-55-60-65-70-75-80
520 x 20-25-30-40-35-45-50-55-60-65-80
530 x 10-12-14-16-18-20-22-25-28-30-35-40-45-50-55-60-65-75
540 x 20-25-30-35-40-45-55-60-65
580 x 20-25-30-35-40-45-50-55-65
610 x 20-25-30-35-45-55
630 x 10-12-14-18-20-25-30-35-40-50-55-60-80
700 x 20-25-30
710 x 25-30-45-50-65
备注:如上述列表中有未注明的无缝钢管规格,请电话联系,本公司将最大限度地满足广大客户的需求!
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