| ²é¿´: 1133 | »Ø¸´: 2 | |||
| ±¾Ìû²úÉú 1 ¸ö ·ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴 | |||
ů·ç8591гæ (СÓÐÃûÆø)
|
[½»Á÷]
½ðÊôÈÈ´¦ÀíÏà¹Ø·Òë
|
||
|
ÏÂÃæÁ½¾ä»°¸ÃÔõô·Ò룬Çë¸ßÊִͽÌ... 1.´ã»ð̬40CrNi2Mo¸ÖÔÚÁÙ½çÇø¼ÓÈÈʱ£¬»áÔÚÂíÊÏÌå°åÌõ¼äÐγÉÕë×´°ÂÊÏÌ壬»¹»áÔÚÔ°ÂÊÏÌå¾§½ç¡¢ÂíÊÏÌå°åÌõÊø½ç¼°¿é½ç´¦ÐγɿÅÁ£×´°ÂÊÏÌå¾§Á£¡£ 2.µ÷ÖÊ̬40CrNi2Mo¸ÖÔÚÁÙ½çÇø¼ÓÈÈʱ£¬°ÂÊÏÌåÊ×ÏÈÔÚÌúËØÌå¾§Á£±ß½çÉϵÄÉøÌ¼Ìå¿ÅÁ£ÅÔ±ßÐκˣ¬°ÂÊÏÌåºËÐγɺó£¬Ê×ÏÈÑØÌúËØÌå¾§½ç³¤³É³¤Ìõ×´²¢Ï໥Á¬½Ó³ÉÍø×´£¬È»ºóÏò¾§ÄÚÍÆ½ø³¤³É¿ÅÁ£×´¡£ |
» ²ÂÄãϲ»¶
280·ÖÇóµ÷¼Á Ò»Ö¾Ô¸085802
ÒѾÓÐ6È˻ظ´
0854µç×ÓÐÅÏ¢Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
263Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
ʯºÓ×Ó´óѧ£¨211¡¢Ë«Ò»Á÷£©Ë¶²©Ñо¿Éú³¤ÆÚÕÐÉú¹«¸æ
ÒѾÓÐ3È˻ظ´
Ò»Ö¾Ô¸Î÷°²½»Í¨´óѧ²ÄÁϹ¤³Ìרҵ 282·ÖÇóµ÷¼Á
ÒѾÓÐ13È˻ظ´
±±¿Æ281ѧ˶²ÄÁÏÇóµ÷¼Á
ÒѾÓÐ6È˻ظ´
328Çóµ÷¼Á£¬Ó¢ÓïÁù¼¶551£¬ÓпÆÑоÀú
ÒѾÓÐ10È˻ظ´
298Çóµ÷¼Á
ÒѾÓÐ6È˻ظ´
310Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
311Çóµ÷¼Á
ÒѾÓÐ6È˻ظ´

ÕÅ´óС
гæ (³õÈëÎÄ̳)
- ·ÒëEPI: 1
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 16
- Ìû×Ó: 17
- ÔÚÏß: 5Сʱ
- ³æºÅ: 1087375
- ×¢²á: 2010-09-02
¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
wypward(½ð±Ò+1):лл²ÎÓë 2010-09-10 08:18:21
ringzhu(½ð±Ò+10, ·ÒëEPI+1):¹ÄÀø¹ÄÀø~~~ 2010-11-22 13:22:41
wypward(½ð±Ò+1):лл²ÎÓë 2010-09-10 08:18:21
ringzhu(½ð±Ò+10, ·ÒëEPI+1):¹ÄÀø¹ÄÀø~~~ 2010-11-22 13:22:41
|
ÎÒûѧ¹ýÕâ·½ÃæµÄ֪ʶ£¬ÎÒÖ»ÊÇÊÔÊÔ£¬Äã¾õµÃÓÐÓõϰ¾ÍËæ±ã¿´¿´¹þ 1 When the quenched steel 40CrNi2Mo is heated in the critical region ,needle austenite will be formed in martensite lath , along with the formation of granular austenite grain in the originalprior austenite grain boundaries , martensite lath boundary and block boundary. 2 When the quenched and tempered state steel 40CrNi2Mo is heated in the critical region ,austenite firstly form nucleation beside the cementite particles which is in the boundary of ferrite grain,after the nucleation of austenite,it grows to a long strip along the ferrite grain boundary and then connects to reticulars,finally impel into grain interior and become granular. |
2Â¥2010-09-09 21:53:59
ů·ç8591
гæ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 12.9
- Ìû×Ó: 57
- ÔÚÏß: 9Сʱ
- ³æºÅ: 660845
- ×¢²á: 2008-11-23
- ÐÔ±ð: GG
- רҵ: ²ÄÁÏѧ

3Â¥2010-09-10 10:30:10













»Ø¸´´ËÂ¥