公稱外徑 (dn) | 各管系列的公稱壁厚 | S6.3 | S5 | S4 | SDR13.6 | SDR11 | SDR9 | 20 | 2.2 | 2.3 | 2.5 | 25 | 2.2 | 2.5 | 2.8 | 32 | 2.4 | 2.9 | 3.6 | 40 | 3.0 | 3.7 | 4.5 | 50 | 3.7 | 4.6 | 5.6 | 63 | 4.7 | 5.8 | 7.1 | 75 | 5.6 | 6.8 | 8.4 | 90 | 6.7 | 8.2 | 10.1 | 110 | 8.1 | 10.0 | 12.3 | 140 | 10.3 | 12.7 | 15.7 | 160 | 11.8 | 14.6 | 17.9 | 工作溫度 | 壓力校正因子 | oF | oC | 73-80 | 23-27 | 1.00 | 90 | 32 | 0.92 | 100 | 38 | 0.90 | 120 | 49 | 0.80 | 140 | 60 | 0.70 | 160 | 71 | 0.61 | 180 | 82 | 0.53 | 200 | 93 | 0.45 | 注:S6.3=PN1.6; S5=PN2.0; S4=PN2.5 規(guī)格 | 外徑 | 壁厚及公差δ | Size | / | dn | Schedule40 | Schedule80 | 1/2" | 21.3 | 21.3 | 2.77 | 3.73 | 3/4" | 26.7 | 26.7 | 2.87 | 3.91 | 1" | 33.4 | 33.4 | 3.38 | 4.55 | 11/4" | 42.2 | 42.2 | 3.56 | 4.85 | 11/2" | 48.3 | 48.3 | 3.68 | 5.08 | 2" | 60.3 | 60.3 | 3.91 | 5.54 | 21/2" | 73.0 | 73.0 | 5.16 | 7.01 | 3" | 88.9 | 88.9 | 5.49 | 7.62 | 4" | 114.3 | 114.3 | 6.02 | 8.56 | 5" | 141.3 | 141.3 | 6.55 | 9.52 | 6" | 168.3 | 168.3 | 7.11 | 10.97
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