冷拔无缝钢管规格表
冷拔无缝钢管规格表
冷拔无缝钢管是一种通过冷拔工艺生产的无缝钢管，具有高精度和优质表面质量的特点，广泛应用于石油、化工、电力、建筑、机械制造等领域。以下是常见的冷拔无缝钢管规格表：
| 序号 | 外径 (mm) | 壁厚 (mm) |
|---|---|---|
| 1 | 6 | 1 |
| 2 | 8 | 1, 1.5 |
| 3 | 10 | 1, 2, 3 |
| 4 | 12 | 2, 3 |
| 5 | 14 | 2, 3 |
| 6 | 16 | 2, 3, 4 |
| 7 | 18 | 2, 3, 4, 5 |
| 8 | 20 | 2, 3, 4, 5, 6 |
| 9 | 21 | 3.5 |
| 10 | 22 | 2, 3, 4, 5 |
| 11 | 25 | 2, 3, 4, 5, 6 |
| 12 | 27 | 3, 4, 5, 6 |
| 13 | 28 | 3, 4, 5, 6 |
| 14 | 30 | 3, 4, 5, 6, 8 |
| 15 | 32 | 3, 4, 5, 6, 8 |
| 16 | 34 | 3, 4, 5, 6, 8 |
| 17 | 38 | 3, 4, 5, 6, 8, 10 |
| 18 | 40 | 3, 4, 5, 6, 8, 10, 12 |
| 19 | 42 | 3, 3.5, 4, 5, 6, 8, 10, 12 |
| 20 | 45 | 3, 4, 5, 6, 8, 10, 12 |
| 21 | 48 | 3, 4, 5, 6, 8, 10, 12 |
| 22 | 50 | 5, 5.5, 12 |
| 23 | 51 | 3, 3.5, 5, 6, 8, 10, 12 |
| 24 | 54 | 3, 5, 6, 8, 10, 12, 14 |
| 25 | 57 | 3, 3.5, 4, 5, 6, 8, 10, 12, 14, 16 |
| 26 | 60 | 3, 4, 5, 6, 7, 8, 10, 12, 14, 16 |
| 27 | 63.5 | 3, 4, 5, 6, 8, 10, 12, 14, 16, 18 |
| 28 | 68 | 4, 5, 6, 8, 10, 12, 14, 16 |
| 29 | 70 | 4, 5, 6, 8, 10, 12, 14, 16 |
| 30 | 73 | 4, 6, 8, 10, 12, 14, 16, 18, 20 |
| 31 | 76 | 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20 |
| 32 | 80 | 5, 6, 8, 10, 12, 14, 16, 18, 20 |
| 33 | 83 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25 |
| 34 | 89 | 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25 |
| 35 | 95 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25 |
| 36 | 102 | 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25 |
| 37 | 108 | 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 25, 30 |
| 38 | 114 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 30 |
| 39 | 121 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 30 |
| 40 | 127 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 28, 30 |
| 41 | 133 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35 |
| 42 | 140 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 25, 30, 35 |
| 43 | 146 | 5, 6, 8, 10, 12, 14, 16, 20, 22, 25, 30 |
| 44 | 152 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 25, 30, 35 |
| 45 | 159 | 4.5, 5, 6, 8, 10, 12, 14, 16, 18, 20, 25, 30, 35 |
| 46 | 168 | 5, 6, 8, 10, 12, 14, 16, 18, 20, 22, 25, 30, 35, 45 |
备注：
标准：冷拔无缝钢管的规格可能根据具体标准（如GB8163-87、GB3639-1999等）有所不同，这些标准规定了钢管的尺寸、偏差、技术要求等参数。
长度：钢管通常长度为3~10.5m，可根据需求定制。
材质：常用材质包括10号、20号钢，以及16Mn、5MnV等低合金结构钢或40Cr、30CrMnSi等合金钢。
用途：适用于制造各种结构低中压锅炉过热蒸汽管、沸水管、机车锅炉用过热蒸汽管等，以及石油、化工、电力、建筑、机械制造等领域。
在实际应用中，需根据具体需求选择合适的规格和标准。
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