外径(毫米) |
壁 厚(毫米) | |||||||||
8 |
8.5 |
9 |
9.5 |
10 |
11 |
12 |
13 |
14 |
15 | |
理 论 重 量 (公斤/米) | ||||||||||
32 |
4.74 |
4.93 |
5.105 |
- |
- |
- |
- |
- |
- |
- |
38 |
5.92 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
42 |
6.71 |
7.02 |
7.32 |
7.60 |
7.88 |
- |
- |
- |
- |
- |
45 |
7.30 |
7.65 |
7.99 |
8.32 |
8.63 |
- |
- |
- |
- |
- |
50 |
8.29 |
8.70 |
9.10 |
9.49 |
9.86 |
- |
- |
- |
- |
- |
54 |
9.08 |
9.54 |
9.99 |
10.43 |
10.85 |
11.67 |
- |
- |
- |
- |
57 |
9.67 |
10.17 |
10.65 |
11.13 |
11.59 |
12.48 |
13.32 |
14.11 |
- |
- |
60 |
10.26 |
10.80 |
11.32 |
11.83 |
12.33 |
13.29 |
14.21 |
15.07 |
15.88 |
- |
63.5 |
10.95 |
11.53 |
12.10 |
12.65 |
13.19 |
14.24 |
15.24 |
16.19 |
17.09 |
- |
68 |
11.84 |
12.47 |
13.10 |
13.71 |
14.30 |
15.46 |
16.57 |
17.63 |
18.64 |
19.61 |
70 |
12.23 |
12.89 |
13.54 |
14.17 |
14.80 |
16.01 |
17.17 |
18.27 |
19.33 |
20.35 |
73 |
12.82 |
13.52 |
14.21 |
14.88 |
15.54 |
16.82 |
18.05 |
19.24 |
20.37 |
21.46 |
76 |
13.42 |
14.15 |
14.87 |
15.58 |
16.28 |
17.63 |
18.94 |
20.20 |
21.41 |
22.57 |
83 |
14.80 |
15.62 |
16.42 |
17.22 |
18.00 |
19.53 |
21.02 |
22.44 |
23.82 |
25.15 |
89 |
15.98 |
16.87 |
17.76 |
18.63 |
19.48 |
21.16 |
22.79 |
24.37 |
25.89 |
27.37 |
牌号 |
45#无缝管化学成分(质量分数)(%) | |||||
45 |
C |
Si |
Mn |
Cr |
Ni |
Cu |
≤ | ||||||
0.42-0.50 |
0.17-0.37 |
0.50-0.80 |
0.25 |
0.30 |
0.25 |
牌号 |
力学性能 | |||
拉力强度MPa |
屈服点MPa |
断后伸长率(%) |
断面收缩率(%) | |
45# |
600 |
355 |
16 |
40 |
牌号 |
45#无缝管化学成分(质量分数)(%) | |||||||
45 |
C |
Si |
Mn |
S |
P |
Cr |
Ni |
Cu |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
≤0.25 |
≤0.25 |
≤0.25 |
牌号 |
力学性能 | |||
拉力强度σb (MPa) |
屈服强度 σs (MPa) |
伸长率 δ5 (%) |
断面收缩率 ψ (%) | |
45# |
≥410(42) |
≥245(25) |
≥25 |
≥5 |
168*17 |
245*44 |
245*8 |
273*30 |
245*12 |
299*31 |
245*14 |
299*32 |
245*16 |
325*40 |
245*25 |
351*30 |
245*30 |
377*30 |
无缝钢管多少钱一吨