00Cr25Ni7Mo4N物理性能
00Cr25Ni7Mo4N物理性能
见表1至表5，图1。
表1 各钢种的密度值(g/cm3)
|
牌号 |
SAF 2304 |
1Cr21Ni5Ti |
3RE60 |
SAF 2205 |
R–4 |
00Cr25Ni7Mo3WCuN |
Ferralium 255 |
SAF 2507 |
|
|
|
密度 |
7.8 |
7.8 |
7.7 |
7.8 |
7.8 |
7.8 |
7.8 |
7.8 |
7.8 |
7.8 |
表2 各钢种的比热值(J/kg•K)
|
温度∕℃ |
SAF 2304 |
1Cr21Ni5Ti |
3RE60 |
SAF 2205 |
R–4 |
00Cr25Ni7Mo3WCuN |
Ferralium 255 |
SAF 2507 |
|
|
|
20 |
500 |
|
470 |
470 |
|
|
475 |
|
450 |
|
|
100 |
|
|
490 |
500 |
502 |
503 |
500 |
|
500 |
503 |
|
200 |
|
|
520 |
530 |
|
|
532 |
|
530 |
|
|
300 |
|
|
550 |
560 |
|
|
561 |
|
|
|
|
400 |
620 |
|
|
|
|
|
|
|
|
|
表3 各钢种的导热系数值(W/m•K)
|
温度∕℃ |
SAF 2304 |
1Cr21Ni5Ti |
3RE60 |
SAF 2205 |
R–4 |
00Cr25Ni7Mo3WCuN |
Ferralium 255 |
SAF 2507 |
|
|
|
20 |
16 |
17 |
20 |
19 |
|
|
13.5 |
14 |
17 |
15 |
|
100 |
17 |
18 |
20 |
19 |
21 |
|
15.1 |
15 |
18 |
18 |
|
200 |
18 |
18 |
22 |
|
|
|
17.2 |
16 |
19 |
17.5 |
|
300 |
19 |
19 |
24 |
23 |
|
|
19.1 |
18 |
|
19 |
|
500 |
|
|
|
|
25 |
25 |
|
|
|
21 |
|
700 |
|
29 |
|
|
|
|
|
|
|
|
表4 各钢种的线膨胀系数值(×10–6/K)
|
温度∕℃ |
SAF 2304 |
1Cr21Ni5Ti |
3RE60 |
SAF 2205 |
R–4 |
00Cr25Ni7Mo3WCuN |
Ferralium 255 |
SAF 2507 |
|
|
|
20～100 |
13.0 |
10.0 |
13.1 |
13.7 |
|
11.5 |
11.0 |
|
14.0 |
16.0 |
|
20～200 |
14.4 |
13.7 |
14.2 |
|
11.5 |
12.6 |
|
14.5 |
17.0 |
|
|
20～300 |
|
16.8 |
14.1 |
14.7 |
|
12.3 |
13.0 |
|
|
17.5 |
|
20～400 |
14.5 |
|
|
|
|
|
|
|
|
17.5 |
|
20～550 |
|
|
|
|
12.1 |
|
|
|
|
|
|
20～650 |
|
|
|
|
12.8 |
|
|
|
|
|
|
20～800 |
|
|
|
|
13.8 |
|
|
|
|
|
表5 各钢种的弹性模量值(MPa)
|
温度∕℃ |
SAF 2304 |
1Cr21Ni5Ti |
3RE60 |
SAF 2205 |
R–4 |
00Cr25Ni7Mo3WCuN |
Ferralium 255 |
SAF 2507 |
|
|
|
20 |
20000 |
187000 |
196000 |
200000 |
197000 |
227800 |
210000 |
|
205000 |
20000 |
|
100 |
|
174000 |
181000 |
190000 |
182000 |
|
206000 |
|
195000 |
|
|
200 |
|
172000 |
174000 |
180000 |
160000 |
|
198000 |
185000 |
|
|
|
300 |
|
167000 |
164000 |
170000 |
158000 |
|
190000 |
|
|
|
|
400 |
172000 |
|
|
|
|
|
|
|
|
172000 |
图1 SAF 2507的线膨胀系数(20～100℃)