管内径标称 | 规格 | 美国ANSI | 英国BS | 美标SCH80 | 美标SCH40 | ||
mm | inch | 管外径 | 管外径 | 管外径 | 管厚度 | 管外径 | 管厚度 |
10 | 3/8" | 17.14 | 17.14 | ||||
15 | 1/2" | 21.34 | 21.34 | 21.3±0.1 | 3.985±0.255 | 21.3±0.1 | 3.025±0.255 |
20 | 3/4" | 26.67 | 26.67 | 26.7±0.1 | 4.165±0.255 | 26.7±0.1 | 3.125±0.255 |
25 | 1" | 33.4 | 33.4 | 33.4±0.13 | 4.815±0.265 | 33.4±0.13 | 3.635±0.255 |
32 | 1+1/4" | 42.16 | 42.16 | 42.16±0.13 | 5.14±0.29 | 42.16±0.13 | 3.815±0.255 |
40 | 1+1/2" | 48.26 | 48.26 | 48.26±0.15 | 5.385±0.305 | 48.26±0.15 | 3.94±0.25 |
50 | 2" | 60.32 | 60.32 | 60.32±0.15 | 5.87±0.33 | 60.32±0.15 | 4.165±0.255 |
65 | 2+1/2" | 73.02 | 73.02 | 73.02±0.18 | 7.43±0.42 | 73.02±0.18 | 5.465±0.305 |
80 | 3" | 88.9 | 88.9 | 88.9±0.2 | 8.075±0.455 | 88.9±0.2 | 5.82±0.33 |
100 | 4" | 114.3 | 114.3 | 114.3±0.23 | 9.07±0.51 | 114.3±0.23 | 6.375±0.355 |
125 | 5" | 141.3 | 141.3 | ||||
150 | 6" | 168.28 | 168.28 | 168.3±0.28 | 11.63±0.66 | 168.3±0.28 | 7.54±0.43 |
200 | 8" | 219.08 | 219.08 | 219.1±0.38 | 13.46±0.76 | 219.1±0.38 | 8.675±0.495 |
250 | 10" | 273.05 | 273.05 | 273.1±0.38 | 15.96±0.9 | 273.1±0.38 | 9.83±0.56 |
300 | 12" | 323.85 | 323.85 | 323.9±0.38 | 18.49±1.04 | 323.9±0.38 | 10.93±0.62 |
350 | 14" | ||||||
400 | 16" | ||||||
450 | 18" | ||||||
500 | 20" | ||||||
600 | 24" |