高硬度高电阻高磁导合金的牌号和化学成分
合金 牌号 |
化学成分(质量分数)(%) |
||||||||||
C |
Mn |
si≤ |
P≤ |
S≤ |
Ni |
Mo |
Nb |
Ti |
Al |
Fe |
|
1J87 |
≤O.03 |
0.30~O.60 |
0.30 |
O.020 |
O.020 |
78.5~ 80.5 |
1.60~ 2.20 |
6.50~ 7.50 |
余 量 |
||
lJ88 |
≤O.03 |
≤O.60 |
O.30 |
0.020 |
O.020 |
79.5~ 80.5 |
7.50~ 9.00 |
||||
lJ89 |
≤0.03 |
0.50~1.00 |
O.30 |
O.020 |
O.020 |
78.5~ 80.5 |
3.50~ 4.50 |
3.00~ 3.60 |
1.80~ 2.80 |
||
1J90 |
≤0.03 |
≤O.60 |
0.30 |
O.020 |
0.020 |
79.5~ 80.O |
1.80~ 2.20 |
4.80~ 7.20 |
0.40~ O.60 |
||
lJ9l |
≤0.03 |
≤O.60 |
0.30 |
0.020 |
O.020 |
78.5~ 80.O |
7.70~ 8.40 |
0.90~ 1.20 |
物理性能见表
高硬度高电阻高磁导合金的密度
合*号 |
lJ87 |
1J88 |
lJ89 |
lJ90 |
1J9l |
密度/(g/cm3) |
8.75 |
8.80 |
8.70 |
8.77 |
8.66 |
制作微特电机铁心的磁导率
合*号 |
合金带厚度/mm |
400Hz下峰值磁导率/(mH/m) ≥ |
|
μp0.0l |
cm |
||
1J87 |
0.20 |
26.3 |
50.0 |
1J90 |
0.35 |
20.0 |
35.0 |
合金带材的磁导率
合金 牌号 |
合金带厚度 /mm |
在B=O.02T下的弹性磁导率l≥ |
||||
1kHz |
10kHz |
100kHz |
500kHz |
1000kHz |
||
mH/m |
mH/m |
mH/m |
mH/m |
mH/m |
||
1J87 |
0.02 |
28.8 |
25.O |
6.80 |
1.25 |
0.875 |
0.03 |
31.3 |
21.3 |
5.00 |
1.00 |
0.625 |
|
0.05 |
32.5 |
11.3 |
2.25 |
0.50 |
O.250 |
|
0.10 |
28.5 |
5.63 |
1.00 |
— |
— |
|
1J88 |
0.02 |
27.5 |
25.O |
5.63 |
— |
— |
0.03 |
30.0 |
21.3 |
3.75 |
— |
— |
|
0.05 |
27.5 |
11.3 |
1.88 |
— |
— |
|
0.10 |
25.0 |
5.63 |
0.975 |
— |
— |
|
1J89 |
0.02 |
15.O |
12.5 |
6.80 |
1.50 |
1.00 |
O.03 |
17.5 |
8.75 |
5.00 |
1.25 |
0.75 |
|
O.05 |
20.0 |
5.00 |
2.25 |
0.625 |
0.375 |
|
O.10 |
16.3 |
2.50 |
1.00 |
— |
— |
|
1J90 |
0.02 |
28.8 |
25.0 |
7.50 |
1.50 |
— |
0.03 |
31.3 |
21.3 |
5.63 |
1.13 |
— |
|
0.05 |
32.5 |
18.8 |
2.50 |
0.75 |
— |
|
0.10 |
28.8 |
6.25 |
1.13 |
— |
— |
|
1J91 |
0.02 |
4.88 |
4.38 |
3.75 |
1.25 |
0.875 |
0.03 |
5.00 |
4.00 |
1.88 |
1.00 |
— |
|
0.05 |
5.25 |
3.75 |
1.25 |
0.375 |
— |
|
O.10 |
4.63 |
2.50 |
0.625 |
— |
— |
高硬度高电阻高磁导合金的直流磁性能
牌 号 |
合金带厚度 /mm |
直流磁性能 |
电阻率p /(μΩ·m) ≥ |
显微 硬度 HV ≥ |
|||
初始磁导率μO ≥ |
****da磁导率μm ≥ |
矫顽力Hc ≤ |
磁感应强度 Bs≥ |
||||
mH/m |
mH/m |
A/m |
T |
||||
1J87 |
0.02~O.04 |
37.5 |
125 |
2.0 |
0.5 |
75 |
190 |
>0.04~0.09 |
43.8 |
150 |
1.2 |
||||
>0.09~O.29 |
50.O |
250 |
0.8 |
||||
>0.29~0.50 |
43.8 |
225 |
1.2 |
||||
>O.50~1.00 |
43.8 |
187.5 |
1.6 |
||||
1J88 |
0.02~0.04 |
37.5 |
125 |
2.0 |
O.55 |
70 |
180 |
>0.04~O.09 |
43.8 |
150 |
1.6 |
||||
>0.09~0.29 |
50.O |
187.5 |
1.2 |
||||
>0.29~1.00 |
37.5 |
125 |
2.0 |
||||
1J89 |
0.02~0.04 |
18.8 |
87.5 |
2.4 |
0.45 |
85 |
200 |
>0.04~O.09 |
25.O |
112.5 |
1.6 |
||||
>0.09~0.29 |
31.3 |
125 |
1.2 |
||||
>O.29~1.00 |
25.0 |
100 |
1.6 |
||||
1J90 |
O.02~0.04 |
37.5 |
125 |
2.O |
0.45 |
85 |
250 |
>O.04~O.09 |
43.8 |
187.5 |
1.6 |
||||
>O.09~O.29 |
50.O |
225 |
O.8 |
||||
>O.29~1.00 |
43.8 |
187.5 |
1.2 |
||||
1J9l |
O.02~O.04 |
6.25 |
50 |
3.2 |
O.45 |
80 |
300 |
>O.04~O.09 |
10.0 |
75 |
2.O |
||||
>0.09~O.29 |
12.5 |
100 |
1.6 |
||||
>O.29~1.00 |
10.O |
75 |
2.O
|