不锈钢热轧等边角钢尺寸规格 ( 摘自 GB / T4227 — 1984 )

截面惯性矩 I = ai2 , 截面惯性半径 i = I / a , 截面模数 Z = I / e , a 为截面面积
|
标准截面尺寸 / mm |
理论重量 / kg · m - 1 |
参 考 数 |
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|
A × B |
T |
r1 |
r2 |
截面面积 / cm2 |
1Cr18Ni9 0Cr19Ni9 00Cr19Ni11 0Cr18Ni11Ti |
0Cr17Ni12Mo2 00Cr17Ni14Mo2 0Cr18Ni11Nb |
1Cr17 |
重心位置 / cm |
截面惯性矩 / cm4 |
截面惯性半径 / cm |
截面模数 / cm3 |
||||||||
|
Cx |
CY |
Ix |
IY |
最大 Iu |
最小 Iv |
ix |
iY |
最大 iu |
最小 iY |
Zx |
ZY |
||||||||
|
20 × 20 |
3 |
4 |
2 |
1 . 127 |
0 . 894 |
0 . 899 |
0 . 868 |
0 . 60 |
0 . 60 |
0 . 39 |
0 . 39 |
0 . 61 |
0 . 16 |
0 . 59 |
0 . 59 |
0 . 74 |
0 . 38 |
0 . 28 |
0 . 28 |
|
25 × 25 |
3 |
4 |
2 |
1 . 427 |
1 . 13 |
1 . 14 |
1 . 10 |
0 . 72 |
0 . 72 |
0 . 80 |
0 . 80 |
1 . 26 |
0 . 33 |
0 . 75 |
0 . 75 |
0 . 94 |
0 . 48 |
0 . 45 |
0 . 45 |
|
4 |
4 |
3 |
1 . 836 |
1 . 46 |
1 . 47 |
1 . 41 |
0 . 79 |
0 . 79 |
0 . 98 |
0 . 98 |
1 . 55 |
0 . 42 |
0 . 73 |
0 . 73 |
0 . 92 |
0 . 48 |
0 . 57 |
0 . 57 |
|
|
30 × 30 |
3 |
4 |
2 |
1 . 727 |
1 . 37 |
1 . 38 |
1 . 33 |
0 . 84 |
0 . 84 |
1 . 42 |
1 . 42 |
2 . 26 |
0 . 59 |
0 . 91 |
0 . 91 |
1 . 14 |
0 . 58 |
0 . 66 |
0 . 66 |
|
4 |
4 |
3 |
2 . 236 |
1 . 77 |
1 . 78 |
1 . 72 |
0 . 88 |
0 . 88 |
1 . 77 |
1 . 77 |
2 . 81 |
0 . 74 |
0 . 89 |
0 . 89 |
1 . 12 |
0 . 57 |
0 . 84 |
0 . 84 |
|
|
5 |
4 |
3 |
2 . 746 |
2 . 18 |
2 . 19 |
2 . 11 |
0 . 92 |
0 . 92 |
2 . 14 |
2 . 14 |
3 . 37 |
0 . 91 |
0 . 88 |
0 . 88 |
1 . 11 |
0 . 57 |
1 . 03 |
1 . 03 |
|
|
6 |
4 |
4 |
3 . 206 |
2 . 54 |
2 . 56 |
2 . 47 |
0 . 94 |
0 . 94 |
2 . 41 |
2 . 41 |
3 . 79 |
1 . 04 |
0 . 87 |
0 . 87 |
1 . 09 |
0 . 57 |
1 . 17 |
1 . 17 |
|
|
40 × 40 |
3 |
4 . 5 |
2 |
2 . 336 |
1 . 85 |
1 . 86 |
1 . 80 |
1 . 09 |
1 . 09 |
3 . 53 |
3 . 53 |
5 . 60 |
1 . 46 |
1 . 23 |
1 . 23 |
1 . 55 |
0 . 79 |
1 . 21 |
1 . 21 |
|
4 |
4 . 5 |
3 |
3 . 045 |
2 . 45 |
2 . 46 |
2 . 38 |
1 . 12 |
1 . 12 |
4 . 46 |
4 . 46 |
7 . 09 |
1 . 84 |
1 . 21 |
1 . 21 |
1 . 53 |
0 . 78 |
1 . 55 |
1 . 55 |
|
|
5 |
4 . 5 |
3 |
3 . 755 |
2 . 98 |
3 . 00 |
2 . 89 |
1 . 17 |
1 . 17 |
5 . 42 |
5 . 42 |
8 . 59 |
2 . 25 |
1 . 20 |
1 . 20 |
1 . 51 |
0 . 77 |
1 . 91 |
1 . 91 |
|
|
6 |
4 . 5 |
4 |
4 . 415 |
3 . 61 |
3 . 63 |
3 . 51 |
1 . 20 |
1 . 20 |
6 . 19 |
6 . 19 |
9 . 79 |
2 . 58 |
1 . 18 |
1 . 18 |
1 . 49 |
0 . 76 |
2 . 21 |
2 . 21 |
|
|
50 × 50 |
4 |
6 . 5 |
3 |
3 . 892 |
3 . 09 |
3 . 11 |
3 . 00 |
1 . 37 |
1 . 37 |
9 . 06 |
9 . 06 |
14 . 4 |
3 . 76 |
1 . 53 |
1 . 53 |
1 . 92 |
0 . 98 |
2 . 49 |
2 . 49 |
|
5 |
6 . 5 |
3 |
4 . 802 |
3 . 81 |
3 . 83 |
3 . 70 |
1 . 41 |
1 . 41 |
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