Tiwbiau Dŵr Copr: Beth ydyw, a phryd, ble a sut y caiff ei ddefnyddio
Defnyddir tiwbiau dŵr copr yn y diwydiant HVAC, ar gyfer plymio dŵr, rhai nwyon megis petrolewm hylifedig, aer cywasgedig, ac eraill.Darperir manylebau ar gyfer tiwbiau dŵr copr gan yr ASTM (Cymdeithas America ar gyfer Profi a Deunyddiau), sy'n darparu'r adroddiad ASTM B 88 |Manyleb Safonol ar gyfer Tiwb Dŵr Copr Di-dor.
| NomSize | Dimensiynau Enwol (mewn modfeddi) | ||||||||
| Math K | Math L | Math M | |||||||
| OD | ID | Wal | OD | ID | Wal | OD | ID | Wal | |
| 1/4 | 0. 375 | 0. 305 | 0.035 | 0. 375 | 0. 315 | 0.03 | |||
| 3/8 | 0.5 | 0. 402 | 0. 049 | 0.5 | 0.43 | 0.035 | 0.5 | 0.45 | 0.025 |
| 1/2 | 0.625 | 0. 527 | 0. 049 | 0.625 | 0. 545 | 0.04 | 0.625 | 0. 569 | 0.028 |
| 5/8 | 0.75 | 0.652 | 0. 049 | 0.75 | 0.666 | 0.042 | |||
| 3/4 | 0.875 | 0. 745 | 0. 065 | 0.875 | 0.785 | 0. 045 | 0.875 | 0.811 | 0.032 |
| 1 | 1.125 | 0. 995 | 0. 065 | 1.125 | 1.025 | 0.05 | 1.125 | 1.055 | 0.035 |
| 1-1/4 | 1.375 | 1.245 | 0. 065 | 1.375 | 1.265 | 0.055 | 1.375 | 1.291 | 0.042 |
| 1-1/2 | 1.625 | 1.481 | 0.072 | 1.625 | 1.505 | 0.06 | 1.625 | 1.527 | 0. 049 |
| 2 | 2. 125 | 1.959 | 0.083 | 2. 125 | 1.985 | 0.07 | 2. 125 | 2.009 | 0.058 |
| 2-1/2 | 2.625 | 2.435 | 0. 095 | 2.625 | 2. 465 | 0.08 | 2.625 | 2.495 | 0. 065 |
| 3 | 3. 125 | 2. 907 | 0. 109 | 3. 125 | 2. 945 | 0.09 | 3. 125 | 2. 981 | 0.072 |
| 3-1/2 | 3.625 | 3.385 | 0.12 | 3.625 | 3.425 | 0.1 | 3.625 | 3.459 | 0.083 |
| 4 | 4.125 | 3.857 | 0. 134 | 4.125 | 3. 905 | 0.11 | 4.125 | 3. 935 | 0. 095 |
| 5 | 5. 125 | 4. 805 | 0.16 | 5. 125 | 4.875 | 0. 125 | 5. 125 | 4. 907 | 0. 109 |
| 6 | 6.125 | 5.741 | 0. 192 | 6.125 | 5.845 | 0.14 | 6.125 | 5.881 | 0. 122 |
| 8 | 8.125 | 7.583 | 0.271 | 8.125 | 7.725 | 0.2 | 8.125 | 7.785 | 0.17 |
| 10 | 10.125 | 9.449 | 0. 338 | 10.125 | 9.625 | 0.25 | 10.125 | 9.701 | 0.212 |
| 12 | 12.125 | 11.315 | 0. 405 | 12.125 | 11.565 | 0.28 | 12.125 | 11.617 | 0.254 |
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Amser post: Maw-22-2023