焊接钢管
焊接钢管名为直缝焊接钢管，一般焊管用来输送低压流体，是用Q195、Q215A、Q235A、Q235B普碳钢板或钢带经过弯曲成型，然后经焊接制成。钢管要求进行水压、弯曲、压扁等实验。通常交货尺寸4-10米。
常规规格：DN15-200
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PS：以下规格为国标，如有其它规格需求请联系在线客服或4000-622-337咨询
| 公称通径 | 外径 | 厚度 | 支重 | 公称通径 | 外径 | 厚度 | 支重 |
| DN15 | 21.3 | 2 | 5.71 | DN80 | 89 | 3 | 38.17 |
| 21.3 | 2.2 | 6.22 | 89 | 3.25 | 41.23 | ||
| 21.3 | 2.5 | 6.95 | 89 | 3.5 | 44.28 | ||
| 21.3 | 2.75 | 7.55 | 89 | 3.75 | 47.3 | ||
| DN20 | 26.9 | 2 | 7.37 | 89 | 4 | 50.31 | |
| 26.9 | 2.2 | 8.04 | DN100 | 114 | 3 | 49.27 | |
| 26.9 | 2.5 | 9.03 | 114 | 3.25 | 53.26 | ||
| 26.9 | 2.75 | 9.83 | 114 | 3.5 | 57.22 | ||
| DN25 | 33.7 | 2.2 | 10.25 | 114 | 3.75 | 61.17 | |
| 33.7 | 2.5 | 11.54 | 114 | 4 | 65.1 | ||
| 33.7 | 2.75 | 12.59 | DN125 | 140 | 3.25 | 65.76 | |
| 33.7 | 3 | 13.63 | 140 | 3.5 | 70.69 | ||
| 33.7 | 3.25 | 14.64 | 140 | 3.75 | 75.6 | ||
| DN32 | 42.4 | 2.5 | 14.76 | 140 | 4 | 80.49 | |
| 42.4 | 2.75 | 16.13 | 140 | 4.25 | 85.36 | ||
| 42.4 | 3 | 17.49 | 140 | 4.5 | 90.22 | ||
| 42.4 | 3.25 | 18.83 | DN150 | 165 | 3.5 | 83.63 | |
| DN40 | 48.3 | 2.5 | 16.94 | 165 | 3.75 | 89.47 | |
| 48.3 | 2.75 | 18.53 | 165 | 4 | 95.29 | ||
| 48.3 | 3 | 20.11 | 165 | 4.25 | 101.08 | ||
| 48.3 | 3.25 | 21.66 | 165 | 4.5 | 106.86 | ||
| 48.3 | 3.5 | 23.2 | 219 | 4 | 127.25 | ||
| DN50 | 60.3 | 2.5 | 21.38 | DN200 | 219 | 4.25 | 135.04 |
| 60.3 | 2.75 | 23.42 | 219 | 4.5 | 142.82 | ||
| 60.3 | 3 | 25.43 | 219 | 4.75 | 150.58 | ||
| 60.3 | 3.25 | 27.43 | 219 | 5 | 158.32 | ||
| 60.3 | 3.5 | 29.41 | 219 | 5.25 | 166.04 | ||
| DN65 | 76.1 | 3 | 32.45 | 219 | 5.5 | 173.74 | |
| 76.1 | 3.25 | 35.03 | 219 | 6 | 189.09 | ||
| 76.1 | 3.5 | 37.6 | |||||
| 76.1 | 3.75 | 40.14 |
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