機械用35CrMo無縫鋼管無縫碳鋼管、合金鋼管的標準規范
ASTM A519-2006
1.本規范包含多種等級的碳合金機械用無縫管規范。
2.尺寸允許偏差：
2.1外徑偏差（冷拔圓形無縫鋼管）www.77cx.cn mm
|
外徑尺寸范圍 |
冷拔狀態交貨 |
熱處理狀態交貨 |
|
≤12.67 |
+0.10/-0 |
+0.12/-0.05 |
|
12.7~43.15 |
+0.12/-0 |
+0.17/-0.05 |
|
43.18~53.31 |
+0.15/-0 |
+0.15/-0.12 |
|
53.34~63.47 |
+0.17/-0 |
+0.20/-0.12 |
|
63.5~73.63 |
+0.20/-0 |
+0.22/-0.12 |
|
73.66~83.79 |
+0.22/-0 |
+0.27/-0.12 |
|
83.82~93.95 |
+0.25/-0 |
+0.33/-0.12 |
|
93.98~104.11 |
+0.27/0 |
+0.33/-0.17 |
|
104.14~114.27 |
+0.30/-0 |
+0.35/-0.17 |
|
114.3~124.43 |
+0.33/-0 |
+0.40/-0.17 |
|
124.46~134.59 |
+0.35/-0 |
+0.45/-0.17 |
|
134.62~140.94 |
+0.38/-0 |
+0.50/-0.17 |
| 
