42crmo无锡厚壁无缝管抗拉强度（直径377*50mm合金管厂家）
无缝钢管表示方法为外径，壁厚，厚壁无缝钢管主要用于机械加工，煤矿，液压钢等多种用途。厚壁无缝钢管的材质分为10#、20#、35#、45#、20Cr、40Cr、42CrMo、16Mn、27SiMn、12Cr1MoV、10CrMo910、15CrMo、35CrMo等。厚壁无缝管抗拉强度编辑
厚壁无缝管抗拉强度
|
序号 |
名 称 |
量的符号 |
单位符号 |
含 义 |
|
一 |
强度 |
强度指金属在外力作用下，抵抗塑性变形和断裂的能力 |
|
1 |
抗拉强度 |
σb |
MPa |
金属试样拉伸时，在拉断前所承受的最大负荷与试样原横截面面积之比称为抗拉强度
Pb
σb=——
Fo
式中 Pb——试样拉断前的最大负荷（N）
Fo——试样原横截面积（mm ） |
abc厚壁无缝管理论重量
|
单位：Kg/m |
壁 厚 |
|
|
|
|
|
|
|
外 径 |
6.5 |
7 |
8 |
8.5 |
9 |
10 |
12 |
|
32 |
4.088 |
|
|
|
|
|
|
|
38 |
5.049 |
|
|
|
|
|
|
|
42 |
5.691 |
|
|
|
|
|
|
|
45 |
6.172 |
|
|
|
|
|
|
|
50 |
6.973 |
7.423 |
8.286 |
8.699 |
|
|
|
|
54 |
7.614 |
8.114 |
9.075 |
9.538 |
|
|
|
|
57 |
8.095 |
8.632 |
9.667 |
10.167 |
|
|
|
|
60 |
8.576 |
9.149 |
10.259 |
10.796 |
|
|
|
|
63.5 |
9.137 |
9.754 |
10.950 |
11.529 |
|
|
|
|
68 |
9.858 |
10.530 |
11.838 |
12.473 |
|
|
|
|
70 |
10.179 |
10.876 |
12.232 |
12.892 |
13.539 |
14.797 |
17.164 |
|
73 |
10.660 |
11.394 |
12.824 |
13.521 |
14.205 |
15.537 |
18.052 |
|
76 |
11.141 |
11.912 |
13.416 |
14.150 |
14.871 |
16.277 |
18.940 |
|
89 |
13.225 |
14.156 |
15.981 |
16.875 |
17.756 |
19.483 |
22.787 |
|
108 |
16.270 |
17.436 |
19.729 |
20.858 |
21.973 |
24.168 |
28.410 |
|
133 |
20.278 |
21.751 |
24.662 |
26.098 |
27.522 |
30.334 |
35.809 |
|
159 |
24.446 |
26.240 |
29.791 |
31.548 |
33.293 |
36.746 |
43.503 |
|
219 |
34.064 |
36.598 |
41.629 |
44.126 |
46.610 |
51.543 |
61.259 |
|
273 |
42.720 |
45.920 |
52.283 |
55.445 |
58.596 |
64.860 |
77.240 |
|
325 |
51.056 |
54.897 |
62.542 |
66.346 |
70.137 |
77.684 |
92.629 |
|
355 |
55.865 |
60.076 |
68.460 |
72.634 |
76.796 |
85.082 |
101.507 |
|
377 |
59.391 |
63.873 |
72.801 |
77.246 |
81.679 |
90.508 |
108.018 |
|
426 |
67.246 |
72.332 |
82.468 |
87.518 |
92.555 |
102.592 |
122.519 |
|
450 |
71.093 |
76.475 |
87.203 |
92.549 |
97.882 |
108.511 |
129.621 |
|
480 |
75.902 |
81.654 |
93.122 |
98.837 |
104.540 |
115.909 |
138.499 |
|
530 |
83.917 |
90.286 |
102.987 |
109.319 |
115.638 |
128.240 |
153.296 |
|
630 |
99.947 |
107.549 |
122.716 |
130.281 |
137.833 |
152.902 |
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