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zhs4276689木蟲(chóng) (正式寫(xiě)手)
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[求助]
晶粒大角度交匯,對(duì)裂紋的影響? 已有1人參與
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如果零件內(nèi)部出現(xiàn)兩個(gè)生長(zhǎng)方向的晶粒,生長(zhǎng)方向之間的角度近似垂直, 1、按照裂紋延伸來(lái)說(shuō),轉(zhuǎn)向晶?梢砸种屏鸭y擴(kuò)展 2、晶粒相互碰撞,之間可能造成應(yīng)力集中,促使微裂紋源的形成 那么這樣的形貌對(duì)裂紋的影響到達(dá)應(yīng)該是怎么樣的呢?謝謝 |
鐵桿木蟲(chóng) (著名寫(xiě)手)
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??p??^????????????Q????????g??tilt angle??twist angle???@??????????????????????tilt?????90??r(???Otwist?????0)?????X????p???????????Q???????????????????????@?e?????p?????????p????g?????}?? ????????????????X?????????????????ζ????D????????c????????????????B?m??????S????????t?????????????????F?????p???@???????????????????D?????????????p??????^?????M???????????????????????????????? ??????????????p????????????????????p?????????????M?????X?????r???????B(??p??????M???)???@??????y?l????????????????^?m???????N?????????????_??a???????p???@Щ??p??????????w???????D?????????p?g????F???@?c??????????????????????D??????????r??p????????f??????B??????????????????p?B?????????? ??S??????M???????????p????M??????μ????]?????????????????]?@??????????????????????μ????D?????? ?@???}??????????????О???ǜ?t??l??? |
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