外 壁 厚(毫米) 径 16 17 18 19 20 22 (24) (毫 理 论 重 量 (公斤/米) 米) 102 33.93 35.64 37.29 38.89 40.44 43.40 46.17 108 36.30 38.15 39.95 41.70 43.40 46.66 49.72 114 38.67 40.67 42.62 44.51 46.36 49.91 53.27 121 41.43 43.60 45.72 47.79 49.82 53.71 57.41 127 43.80 46.12 48.39 50.61 52.78 56.97 60.96 133 46.17 48.63 51.05 53.42 55.73 60.22 64.51 140 48.93 51.57 54.16 56.70 59.19 64.02 68.66 146 51.30 54.08 56.82 59.51 62.15 67.27 72.21 152 53.66 56.60 59.48 62.32 65.11 70.59 75.76 159 56.43 59.53 62.59 65.60 68.56 74.33 79.90 168 59.98 63.31 66.59 69.82 73.00 79.21 85.23 180 64.71 68.34 71.91 75.44 78.92
85.72 92.33 194 70.24 74.21 78.13 82.00 85.28 93.32 100.62 203 73.78 77.97 82.12 86.21 90.26 98.20 105.94 219 80.10 84.69 89.23 93.71 98.15 106.88 115.42 245 90.36 95.59 100.77 105.90 110.98 120.99 130.80 273 101.41 107.33 113.20 119.02 124.79 136.18 147.38
25
(26)
28
51.17 54.87 59.19 62.89 66.59 70.90 74.60 78.30 82.62 88.16 95.56 104.19 109.74 119.61 135.64 152.90
52.58 56.43 60.91 64.76 68.61 73.10 76.94 80.79 85.28 91.05 98.74 107.72 113.49 123.75 140.42 158.38
55.24 59.38 64.22 68.36 72.50 77.34 81.48 85.62 90.46 96.67 104.96 114.63 120.83 131.89 149.84 169.18
外径 (毫 米) 299 325 351 377 402 426 450 (465) 480 500 530 (550) 560 600 630 外径 (毫 米) 127 133
16 111.67 121.93 132.19 142.44 152.30 161.78 171.24 177.16 183.08 190.97 202.80 210.70 214.64 230.42 242.26 30 71.76 76.20
17 118.23 129.12 140.03 150.93 161.40 171.47 181.52 187.81 194.10 202.48 215.06 223.44 227.64 244.40 256.98 32 79.71
18 124.74 136.28 147.82 159.36 170.45 181.11 191.76 198.41 205.07 213.95 227.27 236.14 240.58 258.34 271.66 (34) -
壁 厚(毫米) 19 20 22 (24) 理 论 重 量 (公斤/米) 131.20 137.61 150.29 162.77 143.38 150.44 164.39 178.15 155.56 163.26 178.50 193.54 167.75 176.08 192.61 208.93 179.45 188.40 206.16 223.72 190.71 200.25 219.19 237.93 201.94 212.08 232.20 252.12 208.97 219.47 240.34 261.00 216.00 226.87 248.47 269.88 225.37 236.74 259.32 281.72 239.42 251.53 275.60 299.47 248.80 261.40 286.45 311.31 253.48 266.33 291.88 317.23 272.22 286.06 313.58 340.90 286.28 300.85 329.85 358.66 壁 厚(毫米) (35) 36 (38) 40 理 论 重 量 (公斤/米) -
25 168.93 184.96 200.99 217.02 232.42 247.23 262.01 271.26 280.51 292.84 317.50 323.66 (42) -
(26) 175.05 191.72 208.39 225.06 241.08 256.48 271.85 281.47 291.09 303.91 323.14 335.97 -
28 187.13 205.09 223.04 240.99 258.24 274.83 291.38 301.74 312.10 325.91 346.62 360.43 -
(45) -
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