管道壁厚对照表
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表3-1
公称 直径 DN 10 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 550 600 外径 mm 17 22 27 34 42 48 60 76 89 114 140 168 219 273 325 356 406 457 508 559 610 SCH5s mm kg/m 1.2 0.47 1.6 0.82 1.6 1.02 1.6 1.30 1.6 1.62 1.6 1.86 1.6 2.34 2.0 3.70 2.0 4.36 2.0 5.61 2.8 9.62 2.8 11.58 2.8 15.15 3.5 23.61 4.0 32.13 4.0 35.24 4.5 45.22
表3-2
壁厚及理论质量 SCH60 kg/m
碳素钢、合金钢无缝钢管
SCH100 mm kg/m SCH120 mm kg/m 壁厚及理论质量 SCH140 mm kg/m SCH160 mm kg/m 5.0 5.5 6.5 6.5 7.0 8.5 9.5 11.0 14.0 16.0 18.0 24.0 28.0 34.0 36.0 40.0 45.0 50.0 54.0 60.0 2.10 2.92 4.41 5.69 7.08 10.79 15.58 21.16 34.52 48.93 66.58 115.41 169.17 244.00 284.08 361.02 457.20 564.71 672.48 813.79 XXS kg/m 2.68 3.75 5.55 7.89 9.37 13.29 21.40 27.37 40.66 56.69 79.21 111.17 152.89 191.71
20.0 25.0 28.0 32.0 36.0 40.0 45.0 48.0 52.0
98.15 152.89 205.07 255.67 328.47 411.33 513.79 604.86 715.53
壁厚及理论质量 SCH160 kg/m 2.10 2.92 4.41 5.69 7.08 10.79 15.58 21.16 34.52 48.93 66.58 115.41 169.17 244.00 284.08 361.02 457.20 564.71 672.48 813.79 mm 7.5 8.0 9.0 10.0 10.0 11.0 14.0 15.0 17.0 19.0 22.0 23.0 25.0 26.0 XXS kg/m 2.68 3.75 5.55 7.89 9.37 13.29 21.40 27.37 40.66 56.69 79.21 111.17 152.89 191.71
6.78 10.36 13.22 18.47 26.04 37.13 51.54 83.35 107.37 126.14 163.08 205.22 240.68 291.33 360.65
SCH80 mm kg/m 3.5 1.17 4.0 1.78 4.0 2.27 4.5 3.27 5.0 4.56 5.0 5.30 5.5 7.39 7.0 11.91 7.5 15.07 8.5 22.11 9.5 30.57 11.0 42.59 13.0 66.04 15.0 95.43 17.0 129.12 19.0 157.90 22.0 208.33 24.0 256.27 26.0 309.04 28.0 366.64 32.0 456.11
9.15 13.42 17.76 27.94 40.71 53.17 89.22 136.17 184.95 226.48 295.13 364.23 440.43 535.47 626.98
20.0 25.0 28.0 32.0 36.0 40.0 45.0 48.0 52.0
98.15 152.89 205.07 255.67 328.47 411.33 513.79 604.86 715.53
mm 7.5 8.0 9.0 10.0 10.0 11.0 14.0 15.0 17.0 19.0 22.0 23.0 25.0 26.0
15.0 18.0 22.0 24.0 26.0 30.0 32.0 35.0 38.0
75.46 113.19 164.38 196.49 243.64 315.89 375.62 452.26 536.01
SCH100 mm kg/m
SCH120 mm kg/m
壁厚及理论质量 SCH140 mm kg/m
SCH160 mm 5.0 5.5 6.5 6.5 7.0 8.5 9.5 11.0 14.0 16.0 18.0 24.0 28.0 34.0 36.0 40.0 45.0 50.0 54.0 60.0
7.0 8.0 9.0 11.0 13.0 14.0 18.0 22.0 25.0 28.0 32.0 35.0 38.0 42.0 45.0
9.15 13.42 17.76 27.94 40.71 53.17 89.22 136.17 184.95 226.48 295.13 364.23 440.43 535.47 626.98
SCH60 mm kg/m
5.0 6.0 6.5 7.0 8.0 9.5 10.0 13.0 14.0 15.0 17.0 19.0 20.0 22.0 25.0
6.78 10.36 13.22 18.47 26.04 37.13 51.54 83.35 107.37 126.14 163.08 205.22 240.68 291.33 360.65
15.0 18.0 22.0 24.0 26.0 30.0 32.0 35.0 38.0
75.46 113.19 164.38 196.49 243.64 315.89 375.62 452.26 536.01
7.0 8.0 9.0 11.0 13.0 14.0 18.0 22.0 25.0 28.0 32.0 35.0 38.0 42.0 45.0
奥氏体不锈钢无缝钢管
SCH10s mm kg/m 1.6 0.62 2.0 1.00 2.0 1.25 2.8 2.19 2.8 2.75 2.8 3.17 2.8 4.01 3.0 5.48 3.0 6.46 3.0 8.33 3.5 11.96 3.5 14.41 4.0 21.53 4.0 26.93 4.5 36.10 5.0 43.93 5.0 50.18 壁厚及理论质量 SCH20s mm kg/m 2.0 0.75 2.5 1.22 2.5 1.53 3.0 2.33 3.0 2.93 3.0 3.38 3.5 4.95 3.5 6.35 4.0 8.51 4.0 11.01 5.0 16.90 5.0 20.40 6.5 34.57 6.5 43.36 6.5 51.82 SCH40s mm kg/m 2.5 0.91 3.0 1.43 3.0 1.80 3.5 2.67 3.5 3.37 4.0 4.41 4.0 5.61 5.5 8.89 5.5 11.50 6.0 16.22 6.5 21.72 7.0 28.21 8.0 42.25 9.5 62.66 9.5 75.02 SCH80s mm kg/m 3.2 1.11 4.0 1.80 4.0 2.30 4.5 3.32 5.0 4.63 5.0 5.38 5.5 7.50 7.0 12.09 7.5 15.30 8.5 22.45 9.5 31.03 11.0 43.23 13.0 67.03 15.0 96.87 17.0 131.06 SCH20 mm kg/m SCH30 mm kg/m 壁厚及理论质量 SCH40 mm kg/m 2.5 0.89 3.0 1.41 3.0 1.78 3.5 2.63 3.5 3.33 4.0 4.34 4.0 5.52 5.0 8.75 5.5 11.33 6.0 15.98 6.5 21.40 7.0 27.79 8.0 41.63 9.5 61.73 10.0 77.68 11.0 93.58 13.0 125.99 14.0 152.94 15.0 182.36 17.0 227.22 18.0 262.78 SCH60 mm
SCH80 mm kg/m 3.5 1.17 4.0 1.78 4.0 2.27 4.5 3.27 5.0 4.56 5.0 5.30 5.5 7.39 7.0 11.91 7.5 15.07 8.5 22.11 9.5 30.57 11.0 42.59 13.0 66.04 15.0 95.43 17.0 129.12 19.0 157.90 22.0 208.33 24.0 256.27 26.0 309.04 28.0 366.64 32.0 456.11
3.5 4.5 4.5 5.0 5.0 5.5 6.5 6.5 6.5 8.0 8.0 8.0 9.5 9.5 9.5
4.88 7.93 9.38 13.44 16.65 20.04 34.06 42.72 51.05 68.65 78.52 88.58 116.78 128.73 140.68
wenku.baidu.com
6.5 7.0 8.0 8.5 9.5 9.5 11.0 13.0 13.0 14.0
SCH20 mm kg/m
SCH30 mm kg/m
3.5 4.88 4.5 7.93 4.5 9.38 5.0 13.44 5.0 16.65 5.5 20.04 6.5 34.06 6.5 42.72 6.5 51.05 8.0 68.65 8.0 78.52 8.0 88.58 9.5 116.78 9.5 128.73 9.5 140.68
表3-2
碳素钢、合金钢无缝钢管
公称 外径 直径 mm DN 10 17 15 22 20 27 25 34 32 42 40 48 50 60 65 76 80 89 100 114 125 140 150 168 200 219 250 273 300 325 350 356 400 406 450 457 500 508 550 559 600 610
6.5 7.0 8.0 8.5 9.5 9.5 11.0 13.0 13.0 14.0
25.89 36.60 52.28 66.34 81.17 92.89 120.98 158.69 175.04 205.76
壁厚及理论质量 SCH40 mm kg/m 2.5 0.89 3.0 1.41 3.0 1.78 3.5 2.63 3.5 3.33 4.0 4.34 4.0 5.52 5.0 8.75 5.5 11.33 6.0 15.98 6.5 21.40 7.0 27.79 8.0 41.63 9.5 61.73 10.0 77.68 11.0 93.58 13.0 125.99 14.0 152.94 15.0 182.36 17.0 227.22 18.0 262.78
25.89 36.60 52.28 66.34 81.17 92.89 120.98 158.69 175.04 205.76
5.0 6.0 6.5 7.0 8.0 9.5 10.0 13.0 14.0 15.0 17.0 19.0 20.0 22.0 25.0
注： ①公称壁厚超过SCH80s的不锈钢管按表3-2选用 ②粗实线以下的数据已超过我国现行的钢管标准的规格范围
公称 直径 DN 10 15 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 550 600 外径 mm 17 22 27 34 42 48 60 76 89 114 140 168 219 273 325 356 406 457 508 559 610 SCH5s mm kg/m 1.2 0.47 1.6 0.82 1.6 1.02 1.6 1.30 1.6 1.62 1.6 1.86 1.6 2.34 2.0 3.70 2.0 4.36 2.0 5.61 2.8 9.62 2.8 11.58 2.8 15.15 3.5 23.61 4.0 32.13 4.0 35.24 4.5 45.22
表3-2
壁厚及理论质量 SCH60 kg/m
碳素钢、合金钢无缝钢管
SCH100 mm kg/m SCH120 mm kg/m 壁厚及理论质量 SCH140 mm kg/m SCH160 mm kg/m 5.0 5.5 6.5 6.5 7.0 8.5 9.5 11.0 14.0 16.0 18.0 24.0 28.0 34.0 36.0 40.0 45.0 50.0 54.0 60.0 2.10 2.92 4.41 5.69 7.08 10.79 15.58 21.16 34.52 48.93 66.58 115.41 169.17 244.00 284.08 361.02 457.20 564.71 672.48 813.79 XXS kg/m 2.68 3.75 5.55 7.89 9.37 13.29 21.40 27.37 40.66 56.69 79.21 111.17 152.89 191.71
20.0 25.0 28.0 32.0 36.0 40.0 45.0 48.0 52.0
98.15 152.89 205.07 255.67 328.47 411.33 513.79 604.86 715.53
壁厚及理论质量 SCH160 kg/m 2.10 2.92 4.41 5.69 7.08 10.79 15.58 21.16 34.52 48.93 66.58 115.41 169.17 244.00 284.08 361.02 457.20 564.71 672.48 813.79 mm 7.5 8.0 9.0 10.0 10.0 11.0 14.0 15.0 17.0 19.0 22.0 23.0 25.0 26.0 XXS kg/m 2.68 3.75 5.55 7.89 9.37 13.29 21.40 27.37 40.66 56.69 79.21 111.17 152.89 191.71
6.78 10.36 13.22 18.47 26.04 37.13 51.54 83.35 107.37 126.14 163.08 205.22 240.68 291.33 360.65
SCH80 mm kg/m 3.5 1.17 4.0 1.78 4.0 2.27 4.5 3.27 5.0 4.56 5.0 5.30 5.5 7.39 7.0 11.91 7.5 15.07 8.5 22.11 9.5 30.57 11.0 42.59 13.0 66.04 15.0 95.43 17.0 129.12 19.0 157.90 22.0 208.33 24.0 256.27 26.0 309.04 28.0 366.64 32.0 456.11
9.15 13.42 17.76 27.94 40.71 53.17 89.22 136.17 184.95 226.48 295.13 364.23 440.43 535.47 626.98
20.0 25.0 28.0 32.0 36.0 40.0 45.0 48.0 52.0
98.15 152.89 205.07 255.67 328.47 411.33 513.79 604.86 715.53
mm 7.5 8.0 9.0 10.0 10.0 11.0 14.0 15.0 17.0 19.0 22.0 23.0 25.0 26.0
15.0 18.0 22.0 24.0 26.0 30.0 32.0 35.0 38.0
75.46 113.19 164.38 196.49 243.64 315.89 375.62 452.26 536.01
SCH100 mm kg/m
SCH120 mm kg/m
壁厚及理论质量 SCH140 mm kg/m
SCH160 mm 5.0 5.5 6.5 6.5 7.0 8.5 9.5 11.0 14.0 16.0 18.0 24.0 28.0 34.0 36.0 40.0 45.0 50.0 54.0 60.0
7.0 8.0 9.0 11.0 13.0 14.0 18.0 22.0 25.0 28.0 32.0 35.0 38.0 42.0 45.0
9.15 13.42 17.76 27.94 40.71 53.17 89.22 136.17 184.95 226.48 295.13 364.23 440.43 535.47 626.98
SCH60 mm kg/m
5.0 6.0 6.5 7.0 8.0 9.5 10.0 13.0 14.0 15.0 17.0 19.0 20.0 22.0 25.0
6.78 10.36 13.22 18.47 26.04 37.13 51.54 83.35 107.37 126.14 163.08 205.22 240.68 291.33 360.65
15.0 18.0 22.0 24.0 26.0 30.0 32.0 35.0 38.0
75.46 113.19 164.38 196.49 243.64 315.89 375.62 452.26 536.01
7.0 8.0 9.0 11.0 13.0 14.0 18.0 22.0 25.0 28.0 32.0 35.0 38.0 42.0 45.0
奥氏体不锈钢无缝钢管
SCH10s mm kg/m 1.6 0.62 2.0 1.00 2.0 1.25 2.8 2.19 2.8 2.75 2.8 3.17 2.8 4.01 3.0 5.48 3.0 6.46 3.0 8.33 3.5 11.96 3.5 14.41 4.0 21.53 4.0 26.93 4.5 36.10 5.0 43.93 5.0 50.18 壁厚及理论质量 SCH20s mm kg/m 2.0 0.75 2.5 1.22 2.5 1.53 3.0 2.33 3.0 2.93 3.0 3.38 3.5 4.95 3.5 6.35 4.0 8.51 4.0 11.01 5.0 16.90 5.0 20.40 6.5 34.57 6.5 43.36 6.5 51.82 SCH40s mm kg/m 2.5 0.91 3.0 1.43 3.0 1.80 3.5 2.67 3.5 3.37 4.0 4.41 4.0 5.61 5.5 8.89 5.5 11.50 6.0 16.22 6.5 21.72 7.0 28.21 8.0 42.25 9.5 62.66 9.5 75.02 SCH80s mm kg/m 3.2 1.11 4.0 1.80 4.0 2.30 4.5 3.32 5.0 4.63 5.0 5.38 5.5 7.50 7.0 12.09 7.5 15.30 8.5 22.45 9.5 31.03 11.0 43.23 13.0 67.03 15.0 96.87 17.0 131.06 SCH20 mm kg/m SCH30 mm kg/m 壁厚及理论质量 SCH40 mm kg/m 2.5 0.89 3.0 1.41 3.0 1.78 3.5 2.63 3.5 3.33 4.0 4.34 4.0 5.52 5.0 8.75 5.5 11.33 6.0 15.98 6.5 21.40 7.0 27.79 8.0 41.63 9.5 61.73 10.0 77.68 11.0 93.58 13.0 125.99 14.0 152.94 15.0 182.36 17.0 227.22 18.0 262.78 SCH60 mm
SCH80 mm kg/m 3.5 1.17 4.0 1.78 4.0 2.27 4.5 3.27 5.0 4.56 5.0 5.30 5.5 7.39 7.0 11.91 7.5 15.07 8.5 22.11 9.5 30.57 11.0 42.59 13.0 66.04 15.0 95.43 17.0 129.12 19.0 157.90 22.0 208.33 24.0 256.27 26.0 309.04 28.0 366.64 32.0 456.11
3.5 4.5 4.5 5.0 5.0 5.5 6.5 6.5 6.5 8.0 8.0 8.0 9.5 9.5 9.5
4.88 7.93 9.38 13.44 16.65 20.04 34.06 42.72 51.05 68.65 78.52 88.58 116.78 128.73 140.68
wenku.baidu.com
6.5 7.0 8.0 8.5 9.5 9.5 11.0 13.0 13.0 14.0
SCH20 mm kg/m
SCH30 mm kg/m
3.5 4.88 4.5 7.93 4.5 9.38 5.0 13.44 5.0 16.65 5.5 20.04 6.5 34.06 6.5 42.72 6.5 51.05 8.0 68.65 8.0 78.52 8.0 88.58 9.5 116.78 9.5 128.73 9.5 140.68
表3-2
碳素钢、合金钢无缝钢管
公称 外径 直径 mm DN 10 17 15 22 20 27 25 34 32 42 40 48 50 60 65 76 80 89 100 114 125 140 150 168 200 219 250 273 300 325 350 356 400 406 450 457 500 508 550 559 600 610
6.5 7.0 8.0 8.5 9.5 9.5 11.0 13.0 13.0 14.0
25.89 36.60 52.28 66.34 81.17 92.89 120.98 158.69 175.04 205.76
壁厚及理论质量 SCH40 mm kg/m 2.5 0.89 3.0 1.41 3.0 1.78 3.5 2.63 3.5 3.33 4.0 4.34 4.0 5.52 5.0 8.75 5.5 11.33 6.0 15.98 6.5 21.40 7.0 27.79 8.0 41.63 9.5 61.73 10.0 77.68 11.0 93.58 13.0 125.99 14.0 152.94 15.0 182.36 17.0 227.22 18.0 262.78
25.89 36.60 52.28 66.34 81.17 92.89 120.98 158.69 175.04 205.76
5.0 6.0 6.5 7.0 8.0 9.5 10.0 13.0 14.0 15.0 17.0 19.0 20.0 22.0 25.0
注： ①公称壁厚超过SCH80s的不锈钢管按表3-2选用 ②粗实线以下的数据已超过我国现行的钢管标准的规格范围