技術(shù)資料
衛(wèi)生級焊接三通各國尺寸對應表
| ISO標準 | |||
| 規(guī)格（mm) | L1（mm) | D（mm) | T（mm) |
| ∮12.7 | 26 | 12.7 | 1.5 |
| ∮19.05 | 33.5 | 19.05 | 1.5 |
| ∮25.4 | 33.5 | 25.4 | 1.5 |
| ∮31.8 | 38 | 31.8 | 1.5 |
| ∮38.1 | 48.5 | 38.1 | 1.5 |
| ∮50.8 | 60.5 | 50.8 | 1.5 |
| ∮63.5 | 83.5 | 63.5 | 2 |
| ∮76.2 | 88.5 | 76.2 | 2 |
| ∮89 | 103.5 | 88.9 | 2 |
| ∮101.6 | 110 | 101.6 | 2 |
| ∮108 | 110 | 108 | 2 |
| ∮133 | 124 | 133 | 2 |
| ∮159 | 143 | 159 | 2 |
| ∮219 | 178 | 219 | 3 |
| ∮273 | 216 | 273 | 3 |
| ∮325 | 254 | 325 | 3 |
| ∮355/377 | 279 | 355/377 | 3 |
| ∮426 | 305 | 426 | 3 |
| DIN標準 | |||
| 規(guī)格（mm) | L1（mm) | D（mm) | T（mm) |
| DN10 | 26 | 12 | 1.5 |
| DN15 | 35 | 18 | 1.5 |
| DN20 | 40 | 22 | 1.5 |
| DN25 | 50 | 28 | 1.5 |
| DN32 | 55 | 34 | 1.5 |
| DN40 | 60 | 40 | 1.5 |
| DN50 | 70 | 54 | 2 |
| DN65 | 80 | 70 | 2 |
| DN80 | 90 | 85 | 2 |
| DN100 | 106 | 104 | 2 |
| DN125 | 121 | 129 | 2 |
| DN150 | 138 | 154 | 2 |
| DN200 | 163 | 204 | 2 |
| DN250 | 197 | 254 | 3 |
| DN300 | 234 | 305 | 3 |
| 3A標準 | |||
| 規(guī)格（mm) | L1（mm) | D（mm) | T（mm) |
| 1/2 | 22.5 | 12.7 | 1.65 |
| 3/4 | 28.6 | 19.05 | 1.65 |
| 1 | 28.6 | 25.4 | 1.65 |
| 1 1/4 | 38 | 31.8 | 1.65 |
| 1 1/2 | 42.05 | 38.1 | 1.65 |
| 2 | 52.35 | 50.8 | 1.65 |
| 2 1/2 | 59.55 | 63.5 | 1.65 |
| 3 | 65.9 | 76.2 | 1.65 |
| 4 | 87.35 | 101.6 | 2.1 |
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