管帽相关执行标准
管帽重量
2020-12-30
| 公称通径 | 公称通径 | 外径 | SCH5s | SCH10s | SCH10 | SCH20 | SCH30 | SCH40s | STD | SCH40 |
| inch | DN | D | 壁 厚 | 壁 厚 | 壁 厚 | 壁 厚 | 壁 厚 | 壁 厚 | 壁 厚 | 壁 厚 |
| 1/8" | 6 | 10.3 | - | 1.24 | 1.73 | 1.73 | 1.73 | |||
| 1/4" | 8 | 13.7 | - | 1.65 | - | - | - | 2.24 | 2.24 | 2.24 |
| 3/8" | 10 | 17.1 | - | 1.65 | - | - | - | 2.31 | 2.31 | 2.31 |
| 1/2" | 15 | 21.3 | 1.65 | 2.11 | - | - | - | 2.77 | 2.77 | 2.77 |
| 3/4" | 20 | 26.7 | 1.65 | 2.11 | - | - | - | 2.87 | 2.87 | 2.87 |
| 1" | 25 | 33.4 | 1.65 | 2.77 | - | - | - | 3.38 | 3.38 | 3.38 |
| 11/4" | 32 | 42.2 | 1.65 | 2.77 | - | - | - | 3.56 | 3.56 | 3.56 |
| 11/2" | 40 | 48.3 | 1.65 | 2.77 | - | - | - | 3.68 | 3.68 | 3.68 |
| 2" | 50 | 60.3 | 1.65 | 2.77 | - | - | - | 3.91 | 3.91 | 3.91 |
| 21/2" | 65 | 73 | 2.11 | 3.05 | - | - | - | 5.16 | 5.16 | 5.16 |
| 3" | 80 | 88.9 | 2.11 | 3.05 | - | - | - | 5.49 | 5.49 | 5.49 |
| 31/2" | 90 | 101.6 | 2.11 | 3.05 | - | - | - | 5.74 | 5.74 | 5.74 |
| 4" | 100 | 114.3 | 2.11 | 3.05 | - | - | - | 6.02 | 6.02 | 6.02 |
| 5" | 125 | 141.3 | 2.77 | 3.4 | - | - | - | 6.55 | 6.55 | 6.55 |
| 6" | 150 | 168.3 | 2.77 | 3.4 | - | - | - | 7.11 | 7.11 | 7.11 |
| 8" | 200 | 219.1 | 2.77 | 3.76 | - | 6.35 | 7.04 | 8.18 | 8.18 | 8.18 |
| 10" | 250 | 273.1 | 3.4 | 4.19 | - | 6.35 | 7.8 | 9.27 | 9.27 | 9.27 |
| 12" | 300 | 323.9 | 3.96 | 4.57 | - | 6.35 | 8.83 | 9.53 | 9.53 | 10.31 |
| 14" | 350 | 355.6 | 3.96 | 4.78 | 6.35 | 7.92 | 9.53 | - | 9.53 | 11.13 |
| 16" | 400 | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | 9.53 | - | 9.53 | 12.7 |
| 18" | 450 | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | 11.13 | - | 9.53 | 14.27 |
| 20" | 500 | 508 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | - | 9.53 | 15.09 |
| 22" | 550 | 558.8 | 4.78 | 5.54 | 6.35 | 9.53 | 12.7 | - | 9.53 | |
| 24" | 600 | 609.6 | 5.54 | 6.35 | 6.35 | 9.53 | 14.27 | - | 9.53 | 17.48 |
| 26" | 650 | 660.4 | - | - | 7.92 | 12.7 | - | - | 9.53 | - |
| 28" | 700 | 711.2 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | - |
| 30" | 750 | 762 | 6.35 | 7.92 | 7.92 | 12.7 | 15.88 | - | 9.53 | - |
| 32" | 800 | 812.8 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | 17.48 |
| 34" | 850 | 863.6 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | 17.48 |
| 36" | 900 | 914.4 | - | - | 7.92 | 12.7 | 15.88 | - | 9.53 | 19.05 |
| 38" | 950 | 965.2 | - | - | - | - | - | - | 9.53 | - |
| 40" | 1000 | 1016 | - | - | - | - | - | - | 9.53 | - |
| 42" | 1050 | 1066.8 | - | - | - | - | - | - | 9.53 | - |
| 44" | 1100 | 1117.6 | - | - | - | - | - | - | 9.53 | - |
| 46" | 1150 | 1168.4 | - | - | - | - | - | - | 9.53 | - |
| 48" | 1200 | 1219.2 | - | - | - | - | - | - | 9.53 | - |
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