TU 14-3R-50-2001. Pipes, steel, seamless, hot-rolled, thick-walled, of cast ingots
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Application area
These specifications apply to seamless hot-rolled pipes of 30ХГСА steel grade, which are used for making mechanized shaft fasteners. Pipes — thick-walled from cast ingots, are intended for the manufacture of cases of electric motors, rollers of roller tables and other non-conforming products of similar purpose. The workpiece for the pipes are cast ingots, manufactured according to the documentation of the pipe manufacturer.
Technical requirements
Pipes made of steel seamless hot-rolled thick-walled from cast ingots shall comply with the requirements of these specifications. Pipes are manufactured according to the external diameter and wall thickness of 1 m in size and weight, indicated in the table. Pipes are supplied in lengths from 4 to 11.9 m. Up to 20% of pipes of smaller lengths, but not less than 1.5 m, are allowed.
Outer diameter, mm |
Weight of 1 m of pipes in kg with wall thickness, mm | ||||||||
16 | 17th | 18 | 20 | 22 | 25 | 28 | thirty | 32 | |
245 | 90.36 | 95.59 | 100.77 | 110.98 | 120.99 | 135.64 | 149.84 | 159.07 | 168.09 |
273 | 101.41 | 107.33 | 113.20 | 124.79 | 136.18 | 152,90 | 169.18 | 179.78 | 190.19 |
299 | 111.67 | 118.23 | 124.74 | 137.61 | 150.29 | 168.93 | 187.13 | 199.02 | 210.71 |
325 | 121.93 | 129.13 | 136.28 | 150.44 | 164.39 | 184.96 | 205.09 | 218.25 | 231.23 |
351 | 132.19 | 140.03 | 147.82 | 163.26 | 178.50 | 200.99 | 223.04 | 237.49 | 251.74 |
377 | 142.45 | 150.93 | 159.36 | 176.08 | 192.61 | 217.02 | $ 240.99 | 256.73 | 272.26 |
402 | 152.31 | 161.41 | 170.46 | 188.41 | 206.17 | 232.43 | 258.26 | 275.22 | 291.99 |
426 | 161.78 | 171.47 | 181.11 | 200.25 | 219.19 | 247.23 | 274.83 | 292.98 | 310.93 |
450 | 171.25 | 181.53 | 191.77 | 212.09 | 232.21 | 262.03 | 291.40 | 310.74 | 329.87 |
465 | - | - | - | 219.49 | 240.35 | 271.28 | 301.76 | 321.83 | 341.71 |
485 | - | - | - | - | 283.59 | 315.55 | 336.61 | 357.47 | |
508 | - | - | - | - | - | 297.77 | 331.43 | 353.62 | 375.62 |
530 | - | - | - | - | - | - | 369.92 | 393.00 |
Table continuation
Outer diameter, mm |
Weight of 1 m of pipes in kg with wall thickness, mm | ||||||||
36 | 40 | 42 | 45 | 50 | 56 | 60 | 63 | 70 | |
273 | 210.41 | - | - | - | - | - | - | ||
299 | 233.50 | 255.49 | - | 281.88 | - | - | - | ||
325 | 256.58 | 281.14 | - | 310.74 | 339.10 | 371.50 | 392.12 | ||
351 | 279.66 | 306.79 | 320.06 | 339.59 | 371.16 | 407.41 | 430.59 | ||
377 | 302.74 | 332.44 | - | 368.44 | 403.22 | 442.32 | 469.06 | ||
402 | 324.94 | 357.10 | - | 396.19 | 434.04 | 477.84 | 506.05 | ||
426 | 346.25 | 380.77 | - | 422.82 | 463.64 | 510.99 | 541.57 | ||
450 | 367.56 | 404.45 | - | 449.46 | 493.23 | 544.13 | 577.08 | ||
465 | 380.87 | 419.25 | - | 466.10 | 511,73 | 564.85 |