��ƿ�ßo(w��)�p䓹ܵĘ�(bi��o)��(zh��n)
GB 18248---------�Ї�(gu��)��(gu��)�Ҙ�(bi��o)��(zh��n)
JIS G3429--------�ձ����I(y��)��(bi��o)��(zh��n)
��ƿ�ßo(w��)�p䓹ܵ���Ҫ���a(ch��n)䓹���̖(h��o)
37Mn��34Mn2V��30CrMo��35CrMo��STH11��STH12��STH21��STH22�ȡ�
��ƿ�ßo(w��)�p䓹ܵęC(j��)е����
|
��(bi��o)��(zh��n) |
��̖(h��o) |
������(qi��ng)��(Mpa) |
������(qi��ng)��(Mpa) |
���L(zh��ng)��(%) |
|
GB 18248 |
37Mn |
��750 |
��630 |
��16 |
|
34Mn2V |
��745 |
��530 |
��16 |
|
30CrMo |
��930 |
��785 |
��12 |
|
35CrMo |
��980 |
��835 |
��12 |
��ƿ�ßo(w��)�p䓹ܵ�Ҏ(gu��)���
|
�⏽ |
�ں� |
|
60 |
3.5 |
|
70 |
3.5 |
|
89 |
4.5 |
|
108 |
4.0��4.5��5.0��5.5��6.0 |
|
121 |
4.5 |
|
127 |
4.5��7.5 |
|
140(139.7) |
4.5��5.0��8.0 |
|
159 |
5.0��5.5 |
|
165 |
5.0 |
|
180 |
7.0��8.0 |
|
219 |
6.3��6.5��7.0 |
|
229 |
6.3��7.0 |
|
232 |
6.0 |
|
267 |
7.0 |
|
273 |
7.5��8.2��9.0 |
|
�a(ch��n) Ʒ �f(shu��) ��