热轧H型钢和剖分T型钢(GB/T11263~1998) |
表4~33热轧H型钢和剖分T型钢的分类和代号
类 别 | 分类名称 | 代 号 |
1.H型钢 | (1)宽翼缘H型钢 | HW |
(2)中翼缘H型钢 | HM | |
(3)窄翼缘H型钢 | HN | |
2.H型钢桩 | HP | |
3.剖分T型钢 | (1)宽翼缘剖分T型钢 | TW |
(2)中翼缘剖分T型钢 | TM | |
(3)窄翼缘剖分T型钢 | TN |
(3)允许偏差见表4-37~表4~40
表4-34宽、中、窄翼缘H型钢的尺寸规格
H—高度 B—宽度 t1—腹板厚度 t2—翼缘厚度 r—圆角半径
类别 | 型号(高度×宽度) | 截面尺寸/nma | 截面 面积 /cm² | 理论 质量 /(kg/m) | 截面特性参数 | |||||||||
H×B | t1 | t2 | r | 惯性矩/cm4 | 惯性半径/cm | 截面模数/cm³ | ||||||||
Ix | Iy | iX | iY | Wx | Wy | |||||||||
HW | 100×100 | 100×100 | 6 | 8 | 10 | 21.90 | 17.2 | 383 | 134 | 4.18 | 2.47 | 76.5 | 26.7 | |
125×125 | 125×125 | 6.5 | 9 | 10 | 30.31 | 23.8 | 847 | 294 | 5.29 | 3.11 | 136 | 47.0 | ||
150×150 | 150×150 | 7 | 10 | 13 | 40.55 | 31.9 | 1660 | 5 | 6.39 | 3.73 | 221 | 75.1 | ||
175×175 | 175×175 | 7.5 | 11 | 13 | 51.43 | 40.3 | 2900 | 984 | 7.50 | 4.37 | 331 | 112 | ||
200×200 | 200×200 | 8 | 12 | 16 | .28 | 50.5 | 4770 | 1600 | 8.61 | 4.99 | 477 | 160 | ||
#200×204 | 12 | 12 | 16 | 72.28 | 56.7 | 5030 | 1700 | 8.35 | 4.85 | 503 | 167 | |||
250×250 | 250×250 | 9 | 14 | 16 | 92.18 | 72.4 | 10800 | 3650 | 1O.8 | 6.29 | 867 | 292 | ||
250×255 | 14 | 14 | 16 | 104.7 | 82.2 | 11500 | 3880 | 1O.5 | 6.09 | 919 | 304 | |||
300×300 | #294×302 | 12 | 12 | 20 | 108.3 | 85.O | 17000 | 5520 | 12.5 | 7.14 | 1160 | 365 | ||
HW | 300×300 | 300×300 | 1O | 15 | 20 | 120.4 | 94.5 | 20500 | 6760 | 13.1 | 7.49 | 1370 | 450 | |
300×305 | 15 | 15 | 20 | 135.4 | 106 | 21600 | 7100 | 12.6 | 7.24 | 1440 | 466 | |||
350×350 | #344×348 | 10 | 16 | 20 | 146.0 | 115 | 33300 | 11200 | 15.1 | 8.78 | 1940 | 6 | ||
350×350 | 12 | 19 | 20 | 173.9 | 137 | 40300 | 13600 | 15.2 | 8.84 | 2300 | 776 | |||
400x400 | #388×402 | 15 | 15 | 24 | 179.2 | 141 | 49200 | 16300 | 16.6 | 9.52 | 2540 | 809 | ||
#394×398 | 11 | 18 | 24 | 187.6 | 147 | 500 | 100 | 17.3 | 10.O | 2860 | 951 | |||
400×400 | 13 | 21 | 24 | 219.5 | 172 | 66900 | 22400 | 17.5 | 10.1 | 3340 | 1120 | |||
#400×408 | 21 | 21 | 24 | 251.5 | 197 | 71100 | 23800 | 16.8 | 9.73 | 3560 | 1170 | |||
#414×405 | 18 | 28 | 24 | 296.2 | 233 | 93000 | 31000 | 17.7 | 10.2 | 4490 | 1530 | |||
#428×407 | 20 | 35 | 24 | 361.4 | 284 | 119000 | 39400 | 18.2 | 10.4 | 5580 | 1930 | |||
*458×417 | 30 | 50 | 24 | 529.3 | 415 | 187000 | 60500 | 18.8 | 10.7 | 8180 | 2900 | |||
*498×432 | 45 | 70 | 24 | 770.8 | 605 | 298000 | 94400 | 19.7 | 11.1 | 12000 | 4370 | |||
HM | 150×100 | 148×100 | 6 | 9 | 13 | 27.25 | 21.4 | 1040 | 151 | 6.17 | 2.35 | 140 | 30.2 | |
200×150 | 194×150 | 6 | 9 | 16 | 39.76 | 31.2 | 2740 | 508 | 8.30 | 3.57 | 283 | 67.7 | ||
250×175 | 244×175 | 7 | 11 | 16 | 56.24 | 44.1 | 6120 | 985 | 1O.4 | 4.18 | 502 | 113 | ||
HM | 300× 200 | 294×200 | 8 | 12 | 20 | 73.03 | 57.3 | 11400 | 1600 | 12.5 | 4.69 | 779 | 160 | |
350×250 | 340×250 | 9 | 14 | 20 | 101.5 | 79.7 | 21700 | 3650 | 14.6 | 6.oo | 1280 | 292 | ||
400×300 | 390×300 | 1O | 16 | 25 | 136.7 | 107 | 300 | 721O | 16.9 | 7.26 | 2000 | 481 | ||
450×300 | 440×300 | 11 | 18 | 24 | 157.4 | 124 | 56100 | 8110 | 18.9 | 7.18 | 2550 | 541 | ||
500×300 | 482×300 | 11 | 15 | 28 | 146.4 | 115 | 60800 | 6770 | 20.4 | 6.80 | 2520 | 451 | ||
488x300 | n | 18 | 28 | 1.4 | 129 | 71400 | 8120 | 20.8 | 7.03 | 2930 | 541 | |||
600×300 | 582×300 | 12 | 17 | 28 | 174.5 | 137 | 103000 | 7670 | 24.3 | 6.63 | 3530 | 511 | ||
588×300 | 12 | 20 | 28 | 192.5 | 151 | 118000 | 9020 | 24.8 | 6.85 | 4020 | 601 | |||
#594×302 | 14 | 23 | 28 | 222.4 | 175 | 137000 | 10600 | 24.9 | 6.90 | 4620 | 701 | |||
HN | 100× 50 | 100×50 | 5 | 7 | 1O | 12.16 | 9.54 | 192 | 14.9 | 3.98 | 1.11 | 38.5 | 5.96 | |
125×60 | 125 x60 | 6 | 8 | 1O | 17.01 | 13.3 | 417 | 29.3 | 4.95 | 1.31 | 66.8 | 9.75 | ||
150×75 | 150x 75 | 5 | 7 | 10 | 18.16 | 14.3 | 679 | 49.6 | 6.12 | I.65 | 90.6 | 13.2 | ||
175×90 | 175×90 | 5 | 8 | 10 | 23.21 | 18.2 | 1220 | 97.6 | 7.26 | 2.05 | 140 | 21.7 | ||
200×100 | 198×99 | 4.5 | 7 | 13 | 23.59 | 18.5 | 1610 | 114 | 8.27 | 2.20 | 163 | 23.0 | ||
200×100 | 5.5 | 8 | 13 | 27.57 | 21.7 | 1880 | 134 | 8.25 | 2.21 | 188 | 26.8 | |||
HN | 250×125 | 248×124 | 5 | 8 | 13 | 32. | 25.8 | 3560 | 255 | 10.4 | 2.78 | 287 | 41.1 | |
250×125 | 6 | 9 | 13 | 37.87 | 29.7 | 4080 | 294 | 10.4 | 2.79 | 326 | 47.0 | |||
300×150 | 298×149 | 5.5 | 8 | 16 | 41.55 | 32.6 | 60 | 443 | 12.4 | 3.26 | 433 | 59.4 | ||
300×150 | 6.5 | 9 | 16 | 47.53 | 37.3 | 7350 | 508 | 12.4 | 3.27 | 490 | 67.7 | |||
350×175 | 346×174 | 6 | 9 | 16 | 53.19 | 41.8 | 11200 | 792 | 14.5 | 3.86 | 9 | 91.0 | ||
350×175 | 7 | 11 | 16 | 63.66 | 50.0 | 13700 | 985 | 14.7 | 3.93 | 782 | 113 | |||
H×B | t1 | t2 | r | 惯性矩/cm4 | 惯性半径/cm | 截面模数/cm³ | ||||||||
Ix | Iy | iX | iY | Wx | Wy | |||||||||
HN | #400×150 | #400×150 | 8 | 13 | 16 | 71.12 | 55.8 | 18800 | 734 | 16.3 | 3.21 | 942 | 97.9 | |
400×200 | 396×199 | 7 | 1 | 16 | 72.16 | 56.7 | 20000 | 1450 | 16.7 | 4.48 | 1O1O | 145 | ||
400×200 | 8 | 13 | 16 | 84.12 | 66.0 | 23700 | 1740 | 16.8 | 4.54 | 1190 | 174 | |||
#450×150 | #450×150 | 9 | 14 | 20 | 83.41 | 65.5 | 27100 | 793 | 18.O | 3.08 | 1200 | 106 | ||
450×200 | 446×199 | 8 | 12 | 20 | 84.95 | 66.7 | 29000 | 1580 | 18.5 | 4.31 | 1300 | 159 | ||
450×200 | 9 | 14 | 20 | 97.41 | 76.5 | 33700 | 1870 | 18.6 | 4.38 | 1500 | 187 | |||
#500×150 | #500×150 | 10 | 16 | 20 | 98.23 | 77.1 | 38500 | 907 | 19.8 | 3.04 | 1540 | 121 | ||
500×200 | 496×199 | 9 | 14 | 20 | 101.3 | 79.5 | 41900 | 1840 | 20.3 | 4.27 | 1690 | 185 | ||
500×200 | 10 | 16 | 20 | 114.2 | .6 | 47800 | 2140 | 20.5 | 4.33 | 1910 | 214 | |||
HN | 500×200 | #506×201 | 11 | 19 | 20 | 131.3 | 103 | 56500 | 2580 | 20.8 | 4.43 | 2230 | 257 | |
600×200 | 596×199 | 10 | 15 | 24 | 121.2 | 95.1 | 69300 | 1980 | 23.9 | 4.04 | 2330 | 199 | ||
600×200 | 1 | 17 | 24 | 135.2 | 106 | 78200 | 2280 | 24.1 | 4.11 | 2610 | 228 | |||
#606×201 | 12 | 20 | 24 | 153.3 | 120 | 910()0 | 2720 | 24.4 | 4.21 | 3000 | 271 | |||
700×300 | #692×300 | 13 | 20 | 28 | 211.5 | 166 | 172000 | 9020 | 28.6 | 6.53 | 4980 | 602 | ||
700×300 | 13 | 24 | 28 | 235.5 | 185 | 201000 | 10800 | 29.3 | 6.78 | 5760 | 722 | |||
*800×300 | *792×300 | 14 | 22 | 28 | 243.4 | 191 | 254000 | 9930 | 32.3 | 6.39 | 00 | 662 | ||
*800×300 | 14 | 26 | 28 | 267.4 | 210 | 292000 | 11700 | 33.O | 6.62 | 7290 | 782 | |||
*900×300 | *0×299 | 15 | 23 | 28 | 270.9 | 213 | 345000 | 10300 | 35.7 | 6.16 | 7760 | 688 | ||
*900×300 | 16 | 28 | 28 | 309.8 | 243 | 411000 | 12600 | 36.4 | 6.39 | 9140 | 843 | |||
*912×302 | 18 | 34 | 28 | 3.0 | 286 | 498000 | 15700 | 37.0 | 6.56 | 10900 | 1040 |
2.“*”表示的规格,目前国内尚未生产。
3.型号属同一范围的产品,其内侧尺寸高度是一致的。
4.截面面积计算公式为“t1(H~2t2)+2Bt2+O.858 r2。”
表4-35 H型钢桩的尺寸规格
H—高度 B—宽度 t1—腹板厚度 t2—翼缘厚度 r—圆角半径
类别 | 型号(高度×宽度) | 截面尺寸/mm | 截面面积/cm2 | 理论质量/(kg/m) | 截面特性参数 | |||||||||
H×B | t1 | t2 | r | 惯性矩/cm4 | 惯性半径/cm | 截面模数/cm3 | 表面面积 /(m²/m) | |||||||
Ix | IY | iX | iY | Wx | Wy | |||||||||
HP | 200×200 | 200×204 | 12 | 12 | 16 | 72.28 | 56.7 | 5030 | 1700 | 8.35 | 4.85 | 503 | 167 | 1.16 |
250×250 | 244×252 | 1 | 11 | 16 | 82.05 | .4 | 8790 | 2940 | 10.4 | 5.98 | 720 | 233 | 1.45 | |
250×255 | 14 | 14 | 16 | 104.7 | 82.2 | 11500 | 3880 | 10.5 | 6.09 | 919 | 304 | 1.46 | ||
300×300 | 294×302 | 12 | 12 | 20 | 108.3 | 85.0 | 17000 | 5520 | 12.5 | 7.13 | 1150 | 365 | 1.74 | |
300×300 | 1O | 15 | 20 | 120.4 | 94.5 | 20500 | 6760 | 13.1 | 7.49 | 1370 | 450 | 1.75 | ||
300×305 | 15 | 15 | 20 | 135.4 | 106 | 21600 | 7110 | 12.6 | 7.24 | 1440 | 466 | 1.76 | ||
350×350 | 338×351 | 13 | 13 | 20 | 135.3 | 106 | 28200 | 9380 | 14.4 | 8.33 | 1670 | 535 | 2.02 | |
344×354 | 16 | 16 | 20 | 166.6 | 131 | 35300 | 11800 | 14.6 | 8.43 | 2050 | 669 | 2.04 | ||
HP | 350×350 | 350×350 | 12 | 19 | 20 | 173.9 | 137 | 40300 | 13600 | 15.2 | 8.84 | 2300 | 776 | 2.04 |
350×357 | 19 | 19 | 20 | 198.4 | 156 | 42800 | 14400 | 14.7 | 8.53 | 2450 | 809 | 2.06 | ||
400×400 | 388×402 | 15 | 15 | 24 | 179.2 | 141 | 4(1200 | 16300 | 16.6 | 9.52 | 2540 | 809 | 2.31 | |
394×405 | 18 | 18 | 24 | 215.2 | 169 | 59900 | 20000 | 16.7 | 9.63 | 3040 | 986 | 2.33 | ||
400×400 | 13 | 21 | 24 | 219.5 | 172 | 66900 | 22400 | 17.5 | 1O.1 | 3340 | 1120 | 2.33 | ||
400×408 | 21 | 21 | 24 | 251.5 | 197 | 71100 | 23800 | 16.8 | 9.73 | 3560 | 1170 | 2.35 | ||
414×405 | 18 | 28 | 24 | 296.2 | 233 | 93000 | 31000 | 17.7 | 10.2 | 4490 | 1530 | 2.37 | ||
428×407 | 20 | 35 | 24 | 361.4 | 284 | 119000 | 39400 | 18.2 | 10.4 | 5580 | 1930 | 2.40 | ||
*500×500 | 12×465 | 15 | 20 | 28 | 260.5 | 204 | 118000 | 33500 | 21.3 | 11.4 | 4810 | 1440 | 2.77 | |
*502×465 | 15 | 25 | 28 | 307.0 | 241 | 147000 | 41900 | 21.9 | 11.7 | 5860 | 1800 | 2.79 | ||
*502×470 | 20 | 25 | 28 | 332.1 | 261 | 1520()o | 43300 | 21.4 | 11.4 | 6070 | 1840 | 2.80 |
2.型号属同 一范围的产品,其内侧尺寸高度是一致的。
3.截面面积计算公式为“t1(H-2t2)+2Bt2+0.858 r²”。
表4-36剖分T型钢的尺寸规格
h—高度 B—宽度 t1—腹板厚度 t2—翼缘厚度 Cx—重心 r—圆角半径
类别 | 型号(高度×宽度) | 截面尺寸/mm | 截面面积 /cm2 | 理论质量/(kg/m) | 截面特性参数 | 对应 H型钢 系列 | ||||||||||||||||||
h | B | t1 | t2 | r | 惯性矩 /cm4 | 惯性半径 /cm | 截面模数 /cm3 | 重心 /cm | ||||||||||||||||
Ix | IY | iX | iY | Wx | Wy | Cx | 型号 | |||||||||||||||||
TW | 50×100 | 50 | 100 | 6 | 8 | 10 | 10.95 | 8.56 | 16.1 | 6.9 | 1.21 | 2 47 | 4.03 | 13.4 | 1.00 | 100×100 | ||||||||
62.5×125 | 62.5 | 125 | 6.5 | 9 | 1O | 15.16 | 11.9 | 35.O | 147 | 1.52 | 3.11 | 6 91 | 23.5 | 1.19 | 125×125 | |||||||||
75×150 | 75 | 150 | 7 | 1O | 13 | 20.28 | 15.9 | 66.4 | 282 | 1.81 | 3.73 | 10.8 | 37.6 | 1.37 | 150×150 | |||||||||
87.5×175 | 87.5 | 175 | 7.5 | 11 | 13 | 25.71 | 20.2 | 115 | 492 | 2.11 | 4.37 | 15.9 | 56.2 | 1.55 | 175×175 | |||||||||
100×200 | 100 | 200 | 8 | 12 | 16 | 32.14 | 25.2 | 185 | 801 | 2.40 | 4.99 | 22.3 | 80.1 | 1.73 | 200×200 | |||||||||
#100 | 204 | 12 | 12 | 16 | 36.14 | 28.3 | 256 | 851 | 2.66 | 4.85 | 32.4 | 83.5 | 2.09 | |||||||||||
125 ×250 | 125 | 250 | 9 | 14 | 16 | 46.09 | 36.2 | 412 | 1820 | 2.99 | 6.29 | 39.5 | 146 | 2.08 | 250×250 | |||||||||
#125 | 255 | 14 | 14 | 16 | 52.34 | 41.1 | 5 | 1940 | 3.36 | 6.09 | 59.4 | 152 | 2.58 | |||||||||||
150×300 | #147 | 302 | 12 | 12 | 20 | 54.16 | 42.5 | 858 | 2760 | 3.98 | 7.14 | 72.3 | 183 | 2.83 | 300×300 | |||||||||
150 | 300 | 10 | 15 | 20 | 60.22 | 47.3 | 798 | 3380 | 3. | 7.49 | 63.7 | 225 | 2.47 | |||||||||||
类别 | 型号(高度×宽度) | 截面尺寸/mm | 截面面积 /cm2 | 理论质量/(kg/m) | 截面特性参数 | 对应H型钢 系列 | ||||||||||||||||||
h | B | t1 | t2 | r | 惯性矩 /cm4 | 惯性半径 /cm | 截面模数 /cm3 | 重心 /cm | ||||||||||||||||
Ix | IY | iX | iY | Wx | Wy | Cx | 型号 | |||||||||||||||||
TW | 150×300 | 150 | 305 | 15 | 15 | 20 | 67.72 | 53.1 | 1110 | 3550 | 4.05 | 7.24 | 92.5 | 233 | 3.02 | 300×300 | ||||||||
175×350 | #172 | 348 | 10 | 16 | 20 | 73.00 | 57.3 | 1230 | 5620 | 4.11 | 8.78 | 84.7 | 323 | 2.67 | 350×350 | |||||||||
175 | 350 | 12 | 19 | 20 | 86.94 | 68.2 | 1520 | 6790 | 4.18 | 8.84 | 104 | 388 | 2.86 | |||||||||||
200×400 | #194 | 402 | 15 | 15 | 24 | .62 | 70.3 | 2480 | 8130 | 5.26 | 9.52 | 158 | 405 | 3.69 | 400×400 | |||||||||
#197 | 398 | 11 | 18 | 24 | 93.80 | 73.6 | 2050 | 9460 | 4.67 | 10.O | 123 | 476 | 3.01 | |||||||||||
200 | 400 | 13 | 21 | 24 | 109.7 | 86.1 | 2480 | 11200 | 4.75 | 10.1 | 147 | 560 | 3.21 | |||||||||||
#200 | 408 | 21 | 21 | 24 | 125.7 | 98.7 | 3650 | 11900 | 5.39 | 9.73 | 229 | 584 | 4.07 | |||||||||||
#207 | 406 | 18 | 28 | 24 | 148.1 | 116 | 3620 | 15500 | 4.95 | 10.2 | 213 | 766 | 3.68 | |||||||||||
#214 | 407 | 20 | 35 | 24 | 180.7 | 142 | 4380 | 19700 | 4.92 | 10.4 | 250 | 967 | 3.90 | |||||||||||
TM | 74×100 | 74 | 100 | 6 | 9 | 13 | 13.63 | 10.7 | 51.7 | 75.4 | 1.95 | 2.35 | 8.80 | 15.1 | 1.55 | 150×100 | ||||||||
97×150 | 97 | 150 | 6 | 9 | 16 | 19.88 | 15.6 | 125 | 254 | 2.50 | 3.57 | 15.8 | 33.9 | 1.78 | 200×150 | |||||||||
122×175 | 122 | 175 | 7 | 11 | 16 | 28.12 | 22.1 | 2 | 492 | 3.20 | 4.18 | 29.1 | 56.3 | 2.27 | 250×175 | |||||||||
147×200 | 147 | 200 | 8 | 12 | 20 | 36.52 | 28.7 | 572 | 802 | 3.96 | 4.69 | 48.2 | 80.2 | 2.2 | 300×200 | |||||||||
170×250 | 170 | 250 | 9 | 14 | 20 | 50.76 | 39.9 | 1020 | 1830 | 4.48 | 6.00 | 73.1 | 146 | 3.09 | 350×250 | |||||||||
200×300 | 195 | 300 | 10 | 16 | 24 | 68.37 | 53.7 | 1730 | 3600 | 5.03 | 7.26 | 108 | 240 | 3.40 | 400×300 | |||||||||
TM | 220×300 | 220 | 300 | 11 | 18 | 24 | 78.69 | 61.8 | 2680 | 4060 | 5.84 | 7.18 | 150 | 270 | 4.05 | 450×300 | ||||||||
250×300 | 241 | 300 | 11 | 15 | 28 | 73.23 | 57.5 | 3420 | 3380 | 6.83 | 6.80 | 178 | 226 | 4.90 | 500×300 | |||||||||
244 | 300 | 11 | 18 | 28 | 82.23 | .5 | 3620 | 4060 | 6. | 7.03 | 184 | 271 | 4.65 | |||||||||||
300×300 | 291 | 300 | 12 | 17 | 28 | 87.25 | 68.5 | 6360 | 3830 | 8.54 | 6.63 | 280 | 256 | 6.39 | 600×300 | |||||||||
294 | 300 | 12 | 20 | 28 | 96.25 | 75.5 | 6710 | 4510 | 8.35 | 6.85 | 288 | 301 | 6.08 | |||||||||||
#297 | 302 | 14 | 23 | 28 | 111.2 | 87.3 | 7920 | 5290 | 8.44 | 6.90 | 339 | 351 | 6.33 | |||||||||||
TN | 50×50 | 50 | 50 | 5 | 7 | 10 | 6.∞9 | 4.79 | 119 | 7.45 | 1.40 | 1.11 | 3.18 | 2.98 | 1.27 | 100×50 | ||||||||
62.5×60 | 62.5 | 60 | 6 | 8 | 10 | 8.499 | 6.67 | 27.5 | 14.6 | 1.80 | 1.31 | 5.96 | 4.88 | 1.63 | 125×60 | |||||||||
75×75 | 75 | 75 | 5 | 7 | 10 | 9.079 | 7.14 | 42.7 | 24.8 | 2.17 | 1.65 | 7.46 | 6.61 | 1.78 | 150×75 | |||||||||
87.5×90 | 87.5 | 90 | 5 | 8 | 10 | 11.60 | 9.11 | 70.7 | 48.8 | 2.47 | 2.05 | 10.4 | 10.8 | 1.92 | 175×90 | |||||||||
100×100 | 99 | 99 | 4.5 | 7 | 13 | 11.80 | 9.26 | 94.0 | 56.9 | 2.82 | 2.20 | 12.1 | 11.5 | 2.13 | 200×100 | |||||||||
100 | 100 | 5.5 | 8 | 13 | 13.79 | 10.8 | 115 | 67.1 | 2.88 | 2.21 | 14.8 | 13.4 | 2.27 | |||||||||||
125×125 | 124 | 124 | 5 | 8 | 13 | 16.45 | 12.9 | 208 | 128 | 3.56 | 2.78 | 21.3 | 20.6 | 2.62 | 250×125 | |||||||||
125 | 125 | 6 | 9 | 13 | 18.94 | 14.8 | 249 | 147 | 3.62 | 2.79 | 25.6 | 23.5 | 2.78 | |||||||||||
150×150 | 149 | 149 | 5.5 | 8 | 16 | 20.77 | 16.3 | 395 | 221 | 4.36 | 3.26 | 33.8 | 29.7 | 3.22 | 300×150 | |||||||||
TN | 150x150 | 150 | 150 | 6.5 | 9 | 16 | 23.76 | 18.7 | 465 | 254 | 4.42 | 3.27 | 40.O | 33.9 | 3.38 | 300×150 | ||||||||
175×175 | 173 | 174 | 6 | 9 | 16 | 26.60 | 20.9 | 681 | 396 | 5.06 | 3.86 | 50.0 | 45.5 | 3.68 | 350×175 | |||||||||
175 | 175 | 7 | 11 | 16 | 31.83 | 25.O | 816 | 492 | 5.06 | 3.93 | 59.3 | 56.3 | 3.74 | |||||||||||
200×200 | 198 | 199 | 7 | 11 | 16 | 36.08 | 28.3 | 1190 | 724 | 5.76 | 4.48 | 76.4 | 72.7 | 4.17 | 400×200 | |||||||||
200 | 200 | 8 | 13 | 16 | 42.06 | 33.0 | 1400 | 868 | 5.76 | 4.54 | 88.6 | 86.8 | 4.23 | |||||||||||
225×200 | 223 | 199 | 8 | 12 | 20 | 42.54 | 33.4 | 1880 | 790 | 6.65 | 4.31 | 109 | 79.4 | 5.07 | 450×200 | |||||||||
225 | 200 | 9 | 14 | 20 | 48.71 | 38.2 | 2160 | 936 | 6.66 | 4.38 | 124 | 93.6 | 5.13 | |||||||||||
250×200 | 248 | 199 | 9 | 14 | 20 | 50. | 39.7 | 2840 | 922 | 7.49 | 4.27 | 150 | 92.7 | 5.90 | 500×200 | |||||||||
250 | 200 | 1O | 16 | 20 | 57.12 | 44.8 | 3210 | 1070 | 7.50 | 4.33 | 169 | 107 | 5.96 | |||||||||||
#253 | 201 | 11 | 19 | 20 | 65.65 | 51.5 | 3670 | 1290 | 7.48 | 4.43 | 190 | 128 | 5.95 | |||||||||||
300×200 | 298 | 199 | 10 | 15 | 24 | 60.62 | 47.6 | 5200 | 991 | 9.27 | 4.04 | 236 | 100 | 7.76 | 600×200 | |||||||||
300 | 200 | 11 | 17 | 24 | 67.60 | 53.1 | 5820 | 1140 | 9.28 | 4.11 | 262 | 114 | 7.81 | |||||||||||
#303 | 201 | 12 | 20 | 24 | 76.63 | 60.1 | 6580 | 1360 | 9.26 | 4.21 | 292 | 135 | 7.76 |
表4~37宽、中、窄翼缘H型钢的允许偏差 (mm)
项 目 | 允许偏差 | |||
高度H | (型号)高度<400 | ±2.0 | ||
≥400~<600 | 士3.O | |||
≥600 | 士4.0 | |||
宽度B | (型号)宽度<100 | ±2.0 | ||
≥100~<200 | ±2.5 | |||
≥200 | ±3.0 | |||
厚度
| t1 | <16 | ±O.7 | |
≥16~<25 | ±0.1 | |||
≥25~<40 | ±1.5 | |||
≥40 | ±2.0 | |||
t2 | <16 | ±1.0 | ||
≥16~<25 | ±1.5 | |||
≥25~<40 | ±1.7 | |||
≥40 | ±2.0 | |||
长度 | ≤7 | 40 0 | ||
>7m | 长度每增加1m或不足1m时,在上述正偏差基础上加5mm |
翼缘斜度T | (型号)高度≤300 | T≤1.0%B。但允许偏差的最小值为1.5mm | ||||
(型号)高度>300 | T≤1.2%B。但允许偏差的最小值为1.5mm | |||||
弯曲度 | (型号)高度≤300 | ≤长度的0.15% | 适用于上下、左右大弯曲 | |||
(型号)高度>300 | ≤长度的0.10% | |||||
项目 | 允许偏差 | 图示 | ||||
中心偏差S | (型号)高度≤300 且(型号)宽度≤200 | ±2.5 | ||||
(型号)高度>300 或型号)宽度>200 | ±3.5 | |||||
腹板弯曲度W | (型号)高度<400 | ≤2.0 | ||||
≥400~<600 | ≤2.5 | |||||
≥600 | ≤3.0 |
端面斜度e | e≤1.6%(H或B)但允许偏差的最小值为3.Omm |
表4_38 H型钢桩的允许偏差 (mm)
项 目 | 允许偏差 | 图 示 | ||||
高度 H | (型号)高度<400 | 士3.O | ||||
(型号)高度≥400 | ±4.0 | |||||
宽度 B | 全部 | ±3.O
| ||||
厚度 t1,t2 | ≤13 | +不规定 一0.8mm | ||||
>13 | +不规定 一6%×(tl或t2) | |||||
长度 | +不规定 O | |||||
翼缘 斜度 T | (型号)高度≤300 | T≤1.2%B | ||||
(型号)高度>300 | T≤1.5%B | |||||
项 目 | 允许偏差 | 图 示 | ||||
弯曲度 | (型号)高度≤300 | ≤长度的0.20% | 适用于上下、左右大弯曲 | |||
(型号)高度>300 | ≤长度的0.10% | |||||
中心 偏差S | (型号)高度≤300 | ±3.0 | ||||
(型号)高度>300 | ±4.5 | |||||
端面斜度e | e≤1.6% ×(H或B) |
项 目 | 允许偏差 | 图 示 | |
高度h | (型号)高度<200 | +4.O -6.O | |
≥200~<300 | +5.O -7.0 | ||
≥300 | +6.0 —8.O | ||
翼缘翘曲e | 连接部位 | e≤B200 且e≤1.5 | |
一般部位B≤150 B>150 | e≤2.O e≤B/150 |
表4_40 H型钢、H型钢桩和剖分T型钢的质量允许偏差
类 别 | 质量允许偏差 |
宽、中、窄翼缘H型钢 | 单根H型钢的质量偏差不超过±6%一批交货质量偏差不超过±4% |
H型钢桩 | 不规定 |
剖分T型钢 | 单根剖分T型钢的质量偏差不超过±7%一批交货质量偏差不超过±5% |
(4)用途常用于要求承载能力大、截面稳定性好的大型建筑(厂房、高层建筑等)以及桥梁、船舶、起动运输机械、机械基础、支架、基础桩等。 |