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冷拔或冷轧精密无缝钢管(GB3639-83)是用于机械结构、液压设备的尺寸精度高和表面光洁度好的冷拔或冷轧精密无缝钢管。选用精密无缝钢管制造机械结构或液压设备等，可以大大节约机械加工工时，提高材料利用率，同时有利于提高产品质量。
结构用不锈钢无缝钢管(GB/T14975-1994)是广泛用于化工、石油、轻纺、医疗、食品、机械等工业的耐腐蚀管道和结构件及零件的不锈钢制成的热轧(挤、扩)和冷拔(轧)无缝钢管。
.流体输送用不锈钢无缝钢管(GB/T14976-1994)是用于输送流体的不锈钢制成的热轧(挤、扩)和冷拔(轧)无缝钢管。
| 单位:Kg/m | 壁 厚 | ||||||
| 外 径 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 |
| 32 | 2.146 | 2.460 | 2.762 | 3.052 | 3.329 | 3.594 | 3.847 |
| 38 | 2.589 | 2.978 | 3.354 | 3.718 | 4.069 | 4.408 | 4.735 |
| 42 | 2.885 | 3.323 | 3.749 | 4.162 | 4.562 | 4.951 | 5.327 |
| 45 | 3.107 | 3.582 | 4.044 | 4.495 | 4.932 | 5.358 | 5.771 |
| 50 | 3.477 | 4.014 | 4.538 | 5.049 | 5.549 | 6.036 | 6.511 |
| 54 | 3.773 | 4.359 | 4.932 | 5.493 | 6.042 | 6.578 | 7.103 |
| 57 | 3.995 | 4.618 | 5.228 | 5.826 | 6.412 | 6.985 | 7.546 |
| 60 | 4.217 | 4.877 | 5.524 | 6.159 | 6.782 | 7.392 | 7.990 |
| 63.5 | 4.476 | 5.179 | 5.869 | 6.548 | 7.214 | 7.867 | 8.508 |
| 68 | 4.809 | 5.567 | 6.313 | 7.047 | 7.768 | 8.477 | 9.174 |
| 70 | 4.957 | 5.740 | 6.511 | 7.269 | 8.015 | 8.749 | 9.470 |
| 73 | 5.179 | 5.999 | 6.807 | 7.602 | 8.385 | 9.156 | 9.914 |
| 76 | 5.401 | 6.258 | 7.103 | 7.935 | 8.755 | 9.563 | 10.358 |
| 89 | 6.363 | 7.380 | 8.385 | 9.378 | 10.358 | 11.326 | 12.281 |
| 108 | 7.768 | 9.020 | 10.259 | 11.486 | 12.701 | 13.903 | 15.093 |
| 133 | 11.178 | 12.725 | 14.261 | 15.783 | 17.294 | 18.792 | |
| 159 | 13.422 | 15.290 | 17.146 | 18.989 | 20.821 | 22.639 |
| 8 | 0.395 | 17 |
| 9 | 0.499 | 18 |
| 10 | 0.617 | 19 |
| * 11 | 0.746 | 20 |
| 12 | 0.888 | 21 |
| 22 | 2.98 | 63 |
| * 23 | 3.26 | * 65 |
| 24 | 3.55 | * 68 |
| 25 | 3.85 | 70 |
| 26 | 4.17 | 75 |
| * 27 | 4.49 | 80 |
| 28 | 4.83 | 85 |
| * 29 | 5.18 | 90 |
| 30 | 5.55 | 95 |
| * 31 | 5.92 | 100 |
| 32 | 6.31 | 105 |
| * 33 | 6.71 | 110 |
| 34 | 7.13 | 115 |
| * 35 | 7.55 | 120 |
| 36 | 7.99 | 125 |
| 38 | 8.9 | 130 |
