เหล็กท่อกลมดำ
เหล็กท่อกลมดำ
เหล็กท่อกลมดำ |
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Designation |
Outside diameter |
Thicknes (mm.) | Weight (kg./m.) |
Referencec |
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Max. (mm.) |
Min. (mm.) |
Area (cm2.) |
Moment of Inertia (cm.) |
Section Modulus (cm.) |
Radius of Gyration (cm.) |
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1/2 | 22.2 | 21.2 | 2.0 | 0.972 | 1.238 | 0.607 | 0.560 | 0.700 | ||||
3/4 | 27.7 | 26.7 | 2.0 | 1.24 | 1.583 | 1.26 | 0.930 | 0.890 | ||||
2.3 | 1.41 | 1.799 | 1.41 | 1.03 | 0.880 | |||||||
1 | 34.5 | 33.5 | 2.3 | 1.80 | 2.291 | 2.89 | 1.70 | 1.12 | ||||
11/4 | 43.2 | 42.2 | 2.3 | 2.29 | 2.919 | 5.97 | 2.80 | 1.43 | ||||
2.5 | 2.49 | 3.157 | 6.4 | 3.00 | 1.42 | |||||||
2.8 | 2.76 | 3.510 | 7.02 | 3.29 | 1.41 | |||||||
11/2 | 49.1 | 48.1 | 2.3 | 2.63 | 3.345 | 8.99 | 3.70 | 1.64 | ||||
2.5 | 2.84 | 3.621 | 9.65 | 3.97 | 1.63 | |||||||
2.8 | 3.16 | 4.029 | 10.6 | 4.36 | 1.62 | |||||||
3.2 | 3.58 | 64 | 11.8 | 4.86 | 1.61 | |||||||
2 | 61.1 | 59.9 | 2.3 | 3.30 | 4.205 | 17.8 | 5.90 | 2.06 | ||||
3.2 | 4.52 | 5.760 | 23.7 | 7.84 | 2.03 | |||||||
4.0 | 5.57 | 7.100 | 28.5 | 41 | 2.00 | |||||||
2 1/2 | 77.1 | 75.5 | 2.8 | 5.08 | 6.465 | 43.7 | 11.5 | 2.60 | ||||
3.2 | 5.77 | 7.349 | 49.2 | 12.9 | 2.59 | |||||||
4.0 | 7.13 | 9.085 | 59.5 | 15.6 | 2.56 | |||||||
3 | 90.0 | 88.2 | 2.8 | 5.96 | 7.591 | 0.7 | 15.9 | 3.05 | ||||
3.2 | 6.78 | 8.636 | 79.8 | 17.9 | 3.04 | |||||||
4.0 | 8.39 | 10.69 | 7.0 | 1.8 | 3.01 | |||||||
3 1/2 | 102.6 | 100.6 | 3.2 | 7.76 | 9.892 | 120 | 23.6 | 3.48 | ||||
4.0 | 9.63 | 12.26 | 146 | 28.8 | 3.45 | |||||||
5.0 | 11.9 | 15.17 | 177 | 34.9 | 3.42 | |||||||
4 | 115.4 | 113.2 | 3.2 | 8.77 | 11.17 | 172 | 30.2 | 3.93 | ||||
3.6 | 9.83 | 12.52 | 192 | 33.6 | 3.92 | |||||||
4.5 | 12.2 | 15.52 | 234 | 41.0 | 3.89 | |||||||
5.6 | 15.0 | 19.12 | 83 | 9.6 | 3.85 | |||||||
5 | 141.2 | 138.4 | 3.6 | 12.1 | 15.40 | 357 | 51.1 | 4.82 | ||||
4.0 | 13.4 | 17.07 | 394 | 56.3 | 4.80 | |||||||
4.5 | 15.0 | 19.13 | 438 | 62.7 | 4.79 | |||||||
6.0 | 19.8 | 25.22 | 566 | 0.9 | 4.74 | |||||||
6 | 166.85 | 163.55 | 4.5 | 17.8 | 22.72 | 734 | 88.9 | 5.68 | ||||
5.0 | 19.8 | 25.16 | 808 | 97.8 | 5.67 | |||||||
6.0 | 23.6 | 30.01 | 952 | 115 | 5.63 | |||||||
7.0 | 27.3 | 34.79 | 090 | 132 | 5.60 |