技術(shù)資料
衛(wèi)生級(jí)焊接彎頭國(guó)標(biāo)，德標(biāo)，美標(biāo)尺寸對(duì)應(yīng)表
| ISO標(biāo)準(zhǔn) | ||||
| 規(guī)格（mm) | L1（mm) | D（mm) | R（mm) | T（mm) |
| ∮12.7 | 19.05 | 12.7 | 19.05 | 1.5 |
| ∮19.05 | 28.5 | 19.05 | 28.5 | 1.5 |
| ∮25.4 | 33.5 | 25.4 | 33.5 | 1.5 |
| ∮31.8 | 38 | 31.8 | 38 | 1.5 |
| ∮38.1 | 48.5 | 38.1 | 48.5 | 1.5 |
| ∮50.8 | 60.5 | 50.8 | 60.5 | 1.5 |
| ∮57 | 76 | 57 | 76 | 2 |
| ∮63.5 | 83.5 | 63.5 | 83.5 | 2 |
| ∮76.2 | 88.5 | 76.2 | 88.5 | 2 |
| ∮89 | 103.5 | 89 | 103.5 | 2 |
| ∮101.6 | 127 | 101.6 | 127 | 2 |
| ∮108 | 170 | 108 | 170 | 2 |
| ∮133 | 190.5 | 133 | 190.5 | 2 |
| ∮159 | 228.6 | 159 | 228.6 | 2 |
| ∮219 | 305 | 219 | 305 | 3 |
| ∮273 | 381 | 273 | 381 | 3 |
| ∮325 | 457 | 325 | 457 | 3 |
| ∮355 | 533 | 355 | 533 | 3 |
| ∮426 | 610 | 426 | 610 | 3 |
| ∮508 | 762 | 508 | 762 | 3 |
| DIN標(biāo)準(zhǔn) | ||||
| 規(guī)格（mm) | L1（mm) | D（mm) | R（mm) | T（mm) |
| DN10 | 26 | 12 | 26 | 1.5 |
| DN15 | 35 | 18 | 35 | 1.5 |
| DN20 | 40 | 22 | 40 | 1.5 |
| DN25 | 50 | 28 | 50 | 1.5 |
| DN32 | 55 | 34 | 55 | 1.5 |
| DN40 | 60 | 40 | 60 | 1.5 |
| DN50 | 70 | 54 | 70 | 2 |
| DN65 | 80 | 70 | 80 | 2 |
| DN80 | 90 | 85 | 90 | 2 |
| DN100 | 100 | 104 | 100 | 2 |
| DN125 | 187 | 129 | 187 | 2 |
| DN150 | 225 | 154 | 225 | 2 |
| DN200 | 290 | 204 | 290 | 2 |
| DN250 | 362 | 254 | 362 | 3 |
| DN300 | 437 | 305 | 437 | 3 |
| 3A標(biāo)準(zhǔn) | ||||
| 規(guī)格（mm) | L1（mm) | D（mm) | R（mm) | T（mm) |
| 1/2 | 19.05 | 12.7 | 19.05 | 1.65 |
| 3/4 | 28.5 | 19.05 | 28.5 | 1.65 |
| 1 | 38.1 | 25.4 | 38.1 | 1.65 |
| 1 1/4 | 47.7 | 31.8 | 47.7 | 1.65 |
| 1 1/2 | 57.2 | 38.1 | 57.2 | 1.65 |
| 2 | 76.2 | 50.8 | 76.2 | 1.65 |
| 2 1/2 | 95.3 | 63.5 | 95.3 | 1.65 |
| 3 | 114.3 | 76.2 | 114.3 | 1.65 |
| 4 | 152.4 | 101.6 | 152.4 | 2.1 |
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