江门钢管市场45号钢管壁厚8.25精密无缝钢管
外径(毫米) |
壁 厚(毫米) |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
5.5 |
6 |
6.5 |
7 |
7.5 |
理 论 重 量 (公斤/米) |
121 |
- |
- |
- |
11.54 |
12.93 |
14.30 |
15.67 |
17.02 |
18.35 |
19.68 |
20.99 |
127 |
- |
- |
- |
12.13 |
13.59 |
15.04 |
16.48 |
17.90 |
19.32 |
20.72 |
22.10 |
133 |
- |
- |
- |
12.73 |
14.26 |
15.78 |
17.29 |
18.79 |
20.28 |
21.75 |
23.21 |
140 |
- |
- |
- |
- |
15.04 |
16.65 |
18.24 |
19.83 |
21.40 |
22.96 |
24.51 |
146 |
- |
- |
- |
- |
15.70 |
17.39 |
19.06 |
20.72 |
22.36 |
24.00 |
25.62 |
152 |
- |
- |
- |
- |
16.37 |
18.13 |
19.87 |
21.60 |
23.32 |
25.03 |
26.73 |
159 |
- |
- |
- |
- |
17.15 |
18.99 |
20.82 |
22.64 |
24.45 |
26.24 |
28.02 |
168 |
- |
- |
- |
- |
- |
20.10 |
22.04 |
23.97 |
25.89 |
27.79 |
29.69 |
180 |
- |
- |
- |
- |
- |
21.59 |
23.70 |
25.75 |
27.70 |
29.87 |
31.91 |
194 |
- |
- |
- |
- |
- |
23.31 |
25.60 |
27.82 |
30.00 |
32.28 |
34.50 |
203 |
- |
- |
- |
- |
- |
- |
- |
29.14 |
31.50 |
33.83 |
36.16 |
219 |
- |
- |
- |
- |
- |
- |
- |
31.52 |
34.06 |
36.60 |
39.12 |
245 |
- |
- |
- |
- |
- |
- |
- |
- |
38.23 |
41.09 |
43.85 |
273 |
- |
- |
- |
- |
- |
- |
- |
- |
42.64 |
45.92 |
49.10 |
299 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
53.91 |
325 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
58.74 |
351 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
377 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
402 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
426 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
459 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
(465) |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
480 |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
45#无缝管
属钢材中的一种材质,属优质碳素结构钢。大量的模具生产公司会用到,做模具钢使用。
45:
指此种材质中碳的含量,大概在450左右。此种材质,相对于其他的优碳钢,也较普遍。
45钢:
平均含碳量为0.42-0.50%,平均含硅量为0.17-0.37%,平均含锰量为0.50-0.80%,平均含硫量<=0.035%,平均含磷量<=0.035%,平均含铬量<=0.25%,平均含镍量<=0.2545钢
含碳0.45%左右。
推荐热处理温度:
正火:850
淬火:840
回火:600
抗拉强度:不小于600Mpa
屈服强度:不小于355Mpa
伸长率:10%
收缩率:40%
冲击功:39J
钢材交货状态硬度:不大于
未热处理:229HBS
退火钢:197HBS
价格咨询热线:0635-8878611 2126992 传真:0635-2126991 手机:13589464666 13780734515 网址:Http://www.gtjypt.com Http://www.lcsxxgc.com 投诉电话:13506350422
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