TP2紫铜管选用标准
| 公称通径DN | 国内标准GB/T18033-2007 | 欧洲标准EN1057-2006 | | 英制IN | 公制MM | 外径(mm) | 壁厚(mm) | 外径(mm) | 壁厚(mm) | | A型(mm) | B型(mm) | C型(mm) | A型(mm) | B型(mm) | C型(mm) | D型(mm) | | 1/8" | 6 | 8 | 1.0 | 0.8 | 0.6 | 8 | 0.6 | 0.8 | 1.0 |
| | 1/4" | 8 | 10 | 1.0 | 0.8 | 0.6 | 10 | 0.6 | 0.8 | 1.0 |
| | 3/8" | 10 | 12 | 1.2 | 0.8 | 0.6 | 12 | 0.6 | 0.8 | 1.0 |
| | 1/2" | 15 | 15 | 1.2 | 1.0 | 0.7 | 15 | 0.7 | 0.8 | 1.0 |
| | 3/4" | 20 | 22 | 1.5 | 1.2 | 0.9 | 22 | 0.9 | 1.0 | 1.2 | 1.5 | | 1" | 25 | 28 | 1.5 | 1.2 | 0.9 | 28 | 0.9 | 1.0 | 1.2 | 1.5 | | 1 1/4" | 32 | 35 | 2.0 | 1.5 | 1.2 | 35 | 1.2 | 1.5 |
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| | 1 1/2" | 40 | 42 | 2.0 | 1.5 | 1.2 | 42 | 1.2 | 1.5 |
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| | 2" | 50 | 54 | 2.5 | 2.0 | 1.2 | 54 | 1.2 | 1.5 |
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| | 2 1/2" | 65 | 67 | 2.5 | 2.0 | 1.5 | 66.7 | 1.2 |
| 2.0 |
| | 3" | 80 | 89 | 2.5 | 2.0 | 1.5 | 76.1 | 1.5 | 2.0 |
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| | 4" | 100 | 108 | 3.5 | 2.5 | 1.5 | 108 | 1.5 | 2.5 |
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| | 5" | 125 | 133 | 3.5 | 2.5 | 1.5 | 133 | 1.5 | 3.0 |
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| | 6" | 150 | 159 | 4.0 | 3.5 | 2.0 | 159 | 2.0 | 3.0 |
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| | 8" | 200 | 219 | 6.0 | 5.0 | 4.0 | 219 | 3.0 |
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