机械用35CrMo无缝钢管无缝碳钢管、合金钢管的标准规范
ASTM A519-2006
1.本规范包含多种等级的碳合金机械用无缝管规范。
2.尺寸允许偏差：
2.1外径偏差（冷拔圆形无缝钢管）www.40crgc.com mm
|
外径尺寸范围 |
冷拔状态交货 |
热处理状态交货 |
|
≤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 |
| 
