鑄鐵平臺牌號 |
鑄鐵平臺鑄件壁厚/mm |
σb≥MPa(kgf/mm2) |
|
> |
≤ |
||
HT100 |
2.5 |
10 |
130(13.3) |
10 |
20 |
100(10.2) |
|
20 |
30 |
90(9.2) |
|
30 |
50 |
80(8.2) |
|
HT150 |
2.5 |
10 |
175(17.8) |
10 |
20 |
145(14.8) |
|
20 |
30 |
130(13.3) |
|
30 |
50 |
120(12.2) |
|
HT200 |
2.5 |
10 |
220(22.4) |
10 |
20 |
195(19.9) |
|
20 |
30 |
170(17.3) |
|
30 |
50 |
160(16.3) |
|
HT250 |
4.0 |
10 |
270(27.5) |
10 |
20 |
240(24.5) |
|
20 |
30 |
220(22.4) |
|
30 |
50 |
200(20.4) |
|
HT300 |
10 |
20 |
290(29.6) |
20 |
30 |
250(25.5) |
|
30 |
50 |
230(23.5) |
|
HT350 |
10 |
20 |
340(24.7) |
20 |
30 |
290(29.6) |
|
30 |
50 |
260(26.5) |