亚洲中文字幕一区精品自拍_国产精品VA在线观看无码_翁吻乳婷婷小玲21章_久久久久久久精品国产亚洲87

TA15鈦合金板材微觀組織及疲勞性能研究

發布時間: 2023-10-20 21:12:23    瀏覽次數:

TA15鈦合(he)(he)金(jin)(jin)(jin)的(de)(de)(de)(de)(de)(de)(de)名(ming)義(yi)成分為(wei)Ti-6。5Al-2Zr-1Mo-1V,TA15鈦合(he)(he)金(jin)(jin)(jin)屬于高Al當量的(de)(de)(de)(de)(de)(de)(de)近α型(xing)鈦合(he)(he)金(jin)(jin)(jin),其(qi)合(he)(he)金(jin)(jin)(jin)具有(you)中(zhong)等(deng)的(de)(de)(de)(de)(de)(de)(de)室溫(wen)(wen)(wen)和(he)(he)高溫(wen)(wen)(wen)強度(du),良好(hao)的(de)(de)(de)(de)(de)(de)(de)焊接性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)和(he)(he)工(gong)(gong)(gong)(gong)藝(yi)(yi)塑性(xing)(xing)(xing),在(zai)(zai)有(you)溫(wen)(wen)(wen)度(du)要求(qiu)的(de)(de)(de)(de)(de)(de)(de)飛機(ji)結構件和(he)(he)發動機(ji)葉片、機(ji)匣及(ji)(ji)鈑金(jin)(jin)(jin)件的(de)(de)(de)(de)(de)(de)(de)制造方(fang)(fang)面具有(you)廣泛(fan)的(de)(de)(de)(de)(de)(de)(de)應用(yong)(TA15薄板(ban)(ban)用(yong)于航空發動機(ji)機(ji)匣,厚(hou)板(ban)(ban)用(yong)于大(da)截(jie)面構件)[1-3]。TA15鈦合(he)(he)金(jin)(jin)(jin)作(zuo)為(wei)近α型(xing)合(he)(he)金(jin)(jin)(jin),其(qi)組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)和(he)(he)力(li)(li)學性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)對(dui)(dui)(dui)熱(re)(re)處(chu)(chu)(chu)理(li)(li)工(gong)(gong)(gong)(gong)藝(yi)(yi)參(can)(can)數(shu)變(bian)(bian)化(hua)(hua)(hua)不敏(min)感,因(yin)此(ci)熱(re)(re)變(bian)(bian)形(xing)(xing)工(gong)(gong)(gong)(gong)藝(yi)(yi)參(can)(can)數(shu)的(de)(de)(de)(de)(de)(de)(de)選擇就顯(xian)(xian)得尤為(wei)重(zhong)要,如何制定嚴(yan)格的(de)(de)(de)(de)(de)(de)(de)熱(re)(re)成形(xing)(xing)工(gong)(gong)(gong)(gong)藝(yi)(yi)方(fang)(fang)案以控制微(wei)觀結構的(de)(de)(de)(de)(de)(de)(de)演(yan)變(bian)(bian)進而(er)獲得理(li)(li)想的(de)(de)(de)(de)(de)(de)(de)性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)是(shi)面臨的(de)(de)(de)(de)(de)(de)(de)主要問題。基于微(wei)觀結構的(de)(de)(de)(de)(de)(de)(de)控制優化(hua)(hua)(hua)材(cai)(cai)料性(xing)(xing)(xing)能(neng)(neng)(neng)(neng),主要涉及(ji)(ji)微(wei)觀組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)結構和(he)(he)物相組(zu)(zu)(zu)(zu)(zu)(zu)(zu)成等(deng)方(fang)(fang)面。目前,大(da)量的(de)(de)(de)(de)(de)(de)(de)TA15鈦合(he)(he)金(jin)(jin)(jin)研(yan)究(jiu)(jiu)(jiu)主要集中(zhong)在(zai)(zai)不同(tong)熱(re)(re)加(jia)工(gong)(gong)(gong)(gong)條(tiao)件下微(wei)觀顯(xian)(xian)微(wei)組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)演(yan)變(bian)(bian)規(gui)律(lv)及(ji)(ji)其(qi)對(dui)(dui)(dui)性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)影(ying)(ying)響(xiang)(xiang)(xiang),TA15在(zai)(zai)兩相區熱(re)(re)處(chu)(chu)(chu)理(li)(li)時(shi)獲得雙態和(he)(he)等(deng)軸(zhou)組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi),在(zai)(zai)β相區熱(re)(re)處(chu)(chu)(chu)理(li)(li)獲得魏氏(shi)組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi),冷卻速率決定α片層和(he)(he)α集束的(de)(de)(de)(de)(de)(de)(de)尺寸(cun)[4]。文獻(xian)[5]認為(wei),對(dui)(dui)(dui)于薄板(ban)(ban)而(er)言,提(ti)高退火溫(wen)(wen)(wen)度(du)材(cai)(cai)料強度(du)降低,塑性(xing)(xing)(xing)提(ti)高,而(er)對(dui)(dui)(dui)厚(hou)板(ban)(ban)這種現象不明顯(xian)(xian),熱(re)(re)處(chu)(chu)(chu)理(li)(li)參(can)(can)數(shu)的(de)(de)(de)(de)(de)(de)(de)變(bian)(bian)化(hua)(hua)(hua)對(dui)(dui)(dui)TA15合(he)(he)金(jin)(jin)(jin)板(ban)(ban)材(cai)(cai)的(de)(de)(de)(de)(de)(de)(de)顯(xian)(xian)微(wei)組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)影(ying)(ying)響(xiang)(xiang)(xiang)不大(da)。文獻(xian)[6-7]研(yan)究(jiu)(jiu)(jiu)表明,雙重(zhong)熱(re)(re)處(chu)(chu)(chu)理(li)(li)過程中(zhong)一次保溫(wen)(wen)(wen)時(shi)間(jian)對(dui)(dui)(dui)等(deng)軸(zhou)初生αp相形(xing)(xing)貌(mao)及(ji)(ji)分布(bu)等(deng)影(ying)(ying)響(xiang)(xiang)(xiang)較(jiao)大(da);二次保溫(wen)(wen)(wen)時(shi)間(jian)對(dui)(dui)(dui)αs相形(xing)(xing)貌(mao)、尺寸(cun)等(deng)具有(you)顯(xian)(xian)著影(ying)(ying)響(xiang)(xiang)(xiang)。文獻(xian)[8]研(yan)究(jiu)(jiu)(jiu)了(le)基于模擬(ni)軋制工(gong)(gong)(gong)(gong)藝(yi)(yi)對(dui)(dui)(dui)TA15組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)及(ji)(ji)性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)影(ying)(ying)響(xiang)(xiang)(xiang)。基于熱(re)(re)加(jia)工(gong)(gong)(gong)(gong)條(tiao)件下組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)演(yan)變(bian)(bian)規(gui)律(lv)對(dui)(dui)(dui)力(li)(li)學性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)影(ying)(ying)響(xiang)(xiang)(xiang)研(yan)究(jiu)(jiu)(jiu)較(jiao)少,而(er)瞄準(zhun) TA15合(he)(he)金(jin)(jin)(jin)寬幅板(ban)(ban)材(cai)(cai)工(gong)(gong)(gong)(gong)業(ye)化(hua)(hua)(hua)生產(chan),在(zai)(zai)加(jia)工(gong)(gong)(gong)(gong)成型(xing)過程中(zhong)板(ban)(ban)材(cai)(cai)組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)及(ji)(ji)其(qi)對(dui)(dui)(dui)最終加(jia)工(gong)(gong)(gong)(gong)成型(xing)板(ban)(ban)材(cai)(cai)性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)影(ying)(ying)響(xiang)(xiang)(xiang)還(huan)未開展深入的(de)(de)(de)(de)(de)(de)(de)研(yan)究(jiu)(jiu)(jiu)工(gong)(gong)(gong)(gong)作(zuo)。文中(zhong)結合(he)(he)TA15合(he)(he)金(jin)(jin)(jin)寬幅板(ban)(ban)材(cai)(cai)的(de)(de)(de)(de)(de)(de)(de)實際(ji)工(gong)(gong)(gong)(gong)業(ye)生產(chan)線工(gong)(gong)(gong)(gong)藝(yi)(yi),研(yan)究(jiu)(jiu)(jiu)工(gong)(gong)(gong)(gong)業(ye)化(hua)(hua)(hua)生產(chan)工(gong)(gong)(gong)(gong)藝(yi)(yi)條(tiao)件下TA15合(he)(he)金(jin)(jin)(jin) 板(ban)(ban)材(cai)(cai)的(de)(de)(de)(de)(de)(de)(de)組(zu)(zu)(zu)(zu)(zu)(zu)(zu)織(zhi)形(xing)(xing)態及(ji)(ji)其(qi)對(dui)(dui)(dui)力(li)(li)學性(xing)(xing)(xing)能(neng)(neng)(neng)(neng)的(de)(de)(de)(de)(de)(de)(de)影(ying)(ying)響(xiang)(xiang)(xiang),研(yan)究(jiu)(jiu)(jiu)疲勞斷裂特征,以期相關研(yan)究(jiu)(jiu)(jiu)能(neng)(neng)(neng)(neng)為(wei)從事(shi)相關工(gong)(gong)(gong)(gong)作(zuo)的(de)(de)(de)(de)(de)(de)(de)人員 提(ti)供一定的(de)(de)(de)(de)(de)(de)(de)參(can)(can)考(kao)。

1、材料與方法

TA15合金經1個火次軋(ya)(ya)制(軋(ya)(ya)制溫(wen)度(du)930℃)獲(huo)得δ27mm厚板材(cai),其加工過程如圖(tu)1所示。

t1.jpg

在MTS370液壓萬能試驗機和高頻疲(pi)勞試驗機測試材(cai)料的拉(la)伸和疲(pi)勞性(xing)能,并(bing)利用光(guang)學顯微鏡和JSM-6460掃描(miao)電鏡觀(guan)(guan)察(cha)板材(cai)的組織結構及(ji)物相組成,并(bing)對疲(pi)勞試樣的斷口(kou)進行(xing)了觀(guan)(guan)察(cha)分析。

2、試驗結果與分析

2.1微觀組織

圖2為TA15板(ban)的(de)(de)(de)顯微組(zu)(zu)織(zhi)(zhi),橫(heng)(heng)向及(ji)軋面組(zu)(zu)織(zhi)(zhi)均(jun)為典型的(de)(de)(de)雙(shuang)態組(zu)(zu)織(zhi)(zhi)由(you)初(chu)(chu)生(sheng)α相(xiang)(xiang)(xiang)(xiang)和(he)β轉變組(zu)(zu)織(zhi)(zhi)組(zu)(zu)成(cheng)。由(you)圖2可以看到(dao),橫(heng)(heng)向及(ji)軋面組(zu)(zu)織(zhi)(zhi)也有一定(ding)的(de)(de)(de)區(qu)別(bie):軋面組(zu)(zu)織(zhi)(zhi)的(de)(de)(de)初(chu)(chu)生(sheng)α相(xiang)(xiang)(xiang)(xiang)近似等軸,晶粒尺寸為25~45μm(圖2(a)),而橫(heng)(heng)向組(zu)(zu)織(zhi)(zhi)中的(de)(de)(de)初(chu)(chu)生(sheng)α相(xiang)(xiang)(xiang)(xiang)有明顯的(de)(de)(de)方向性,初(chu)(chu)生(sheng)α相(xiang)(xiang)(xiang)(xiang)為長條狀,這是由(you)于(yu)在軋制(zhi)過程中,橫(heng)(heng)向組(zu)(zu)織(zhi)(zhi)受到(dao)垂直方向的(de)(de)(de)壓(ya)(ya)力,導(dao)致初(chu)(chu)生(sheng)α相(xiang)(xiang)(xiang)(xiang)受到(dao)擠壓(ya)(ya)變形并產生(sheng)一定(ding)的(de)(de)(de)方向性。

t2.jpg

圖(tu)(tu)3為TA15板(ban)材的電子背散射衍(yan)射(Elec-tronBackScatteredDiffracTion,EBSD)相(xiang)圖(tu)(tu),其中(zhong)不同襯度的區(qu)域晶格結(jie)構不同。與金相(xiang)組(zu)織(zhi)分析結(jie)果(guo)相(xiang)同,顯微組(zu)織(zhi)由α相(xiang)和β相(xiang)組(zu)成,初(chu)生(sheng)及(ji)次生(sheng)α相(xiang)所占(zhan)比(bi)例較高,β相(xiang)所占(zhan)比(bi)例較低。圖(tu)(tu)3中(zhong)的黑點為數據(ju)掃描過程中(zhong)出現的無效(xiao)點。

t3.jpg

2.2疲勞性能

在軋制后的(de)(de)(de)TA15板材(cai)(cai),切取(qu)試(shi)樣(yang)(yang)(yang)毛(mao)坯,加工成(cheng)杯(bei)狀光滑(hua)疲(pi)勞(lao)(lao)試(shi)樣(yang)(yang)(yang),測試(shi)了室溫下光滑(hua)試(shi)樣(yang)(yang)(yang)的(de)(de)(de)高周(zhou)疲(pi)勞(lao)(lao)性(xing)能,疲(pi)勞(lao)(lao)試(shi)驗在室溫大氣中進行,試(shi)驗波(bo)形(xing)為(wei)(wei)正(zheng)弦波(bo),頻率為(wei)(wei)117Hz,應力(li)比犚(wei)=0.1,根據升降法(fa)確(que)定材(cai)(cai)料的(de)(de)(de)疲(pi)勞(lao)(lao)極限。本試(shi)驗所(suo)選取(qu)的(de)(de)(de)最大應力(li)分(fen)別為(wei)(wei)625MPa,640MPa,645MPa,650MPa,675MPa,750MPa和800MPa,每一級應力(li)選取(qu)2根試(shi)樣(yang)(yang)(yang),取(qu)2根試(shi)樣(yang)(yang)(yang)結果的(de)(de)(de)算數平均值作(zuo)為(wei)(wei)該應力(li)下的(de)(de)(de)疲(pi)勞(lao)(lao)壽命(ming)[9-10]。結果表明試(shi)樣(yang)(yang)(yang)在σmax≤645MPa時,試(shi)樣(yang)(yang)(yang)經10 7次循(xun)環均未斷(duan)裂,故材(cai)(cai)料的(de)(de)(de)疲(pi)勞(lao)(lao)極限為(wei)(wei)645MPa。由試(shi)樣(yang)(yang)(yang)在上述不同應力(li)下的(de)(de)(de)疲(pi)勞(lao)(lao)壽命(ming)結果可以得到TA15板的(de)(de)(de)應力(li)S-循(xun)環數N曲(qu)線,如圖4所(suo)示。

t4.jpg

2.3疲勞斷口形貌

圖(tu)5為樣品在不同加(jia)(jia)載應力下的宏觀斷口形(xing)貌。由(you)圖(tu)5可以看出(chu),在不同應力水平(ping)下疲勞(lao)試樣低倍斷口總體特征(zheng)相同,斷口均由(you)裂(lie)(lie)紋(wen)(wen)源區(qu)Ⅰ、裂(lie)(lie)紋(wen)(wen)擴(kuo)(kuo)(kuo)展(zhan)(zhan)(zhan)區(qu)Ⅱ和瞬斷區(qu)Ⅲ3個(ge)不同區(qu)域組成(cheng),并且疲勞(lao)裂(lie)(lie)紋(wen)(wen)源均萌生于樣品表面。但(dan)是不同應力水平(ping)下疲勞(lao)斷口中,裂(lie)(lie)紋(wen)(wen)擴(kuo)(kuo)(kuo)展(zhan)(zhan)(zhan)區(qu)Ⅱ在整(zheng)個(ge)斷口所(suo)占(zhan)(zhan)比(bi)例(li)有所(suo)不同,圖(tu)5(a)(800MPa)中裂(lie)(lie)紋(wen)(wen)擴(kuo)(kuo)(kuo)展(zhan)(zhan)(zhan)區(qu)所(suo)占(zhan)(zhan)比(bi)例(li)最小,圖(tu)5(c)(650MPa)中裂(lie)(lie)紋(wen)(wen)擴(kuo)(kuo)(kuo)展(zhan)(zhan)(zhan)區(qu)所(suo)占(zhan)(zhan)比(bi)例(li)最大,即TA15在疲勞(lao)試驗中,隨著應力水平(ping)的降低裂(lie)(lie)紋(wen)(wen)擴(kuo)(kuo)(kuo)展(zhan)(zhan)(zhan)區(qu)所(suo)占(zhan)(zhan)比(bi)例(li)增加(jia)(jia)。

t5.jpg

圖6為同(tong)一(yi)應力(li)水(shui)平(ping)下(xia)試樣的(de)斷(duan)(duan)口形貌(mao)圖(最大(da)應力(li)為750MPa),圖6(a)為斷(duan)(duan)口宏(hong)觀(guan)形貌(mao),如圖6(b)~(d)分別為疲勞源、裂紋(wen)(wen)擴展區和(he)瞬(shun)斷(duan)(duan)區的(de)顯微(wei)形貌(mao)。由圖6(b)可以(yi)觀(guan)察(cha)到(dao)裂紋(wen)(wen)源區的(de)微(wei)觀(guan)形貌(mao)呈(cheng)現(xian)解理和(he)沿晶斷(duan)(duan)口的(de)特(te)征,在圖6(c)裂紋(wen)(wen)擴展區可以(yi)觀(guan)察(cha)到(dao)明顯的(de)疲勞輝(hui)紋(wen)(wen),同(tong)時瞬(shun)斷(duan)(duan)區呈(cheng)現(xian)出(chu)韌窩和(he)穿晶混合斷(duan)(duan)口特(te)征。

t6.jpg

3、結論

1)由板材的(de)金相(xiang)顯微組(zu)織(zhi)(zhi)圖及(ji)EBSD相(xiang)圖的(de)物相(xiang)分析表明:TA15鈦合金板材橫(heng)向(xiang)及(ji)軋面組(zu)織(zhi)(zhi)均(jun)為典型的(de)雙態組(zu)織(zhi)(zhi),由初生α相(xiang)和(he)β轉變組(zu)織(zhi)(zhi)組(zu)成,橫(heng)向(xiang)及(ji)軋面的(de)初生α相(xiang)形(xing)態有一定的(de)差異。

2)采用升降法(fa)利用高頻疲(pi)勞試(shi)驗機(ji)得到了在應力比(bi)R=0.1時,TA15板(ban)材的疲(pi)勞極限為645MPa。

3)由疲(pi)勞(lao)斷(duan)(duan)(duan)(duan)口可以觀察到疲(pi)勞(lao)裂紋(wen)(wen)萌生于試樣表面,宏觀斷(duan)(duan)(duan)(duan)口形貌呈現典型的(de)(de)三(san)個區(qu)域,即裂紋(wen)(wen)源區(qu)Ⅰ、裂紋(wen)(wen)擴展(zhan)(zhan)區(qu)Ⅱ和(he)瞬(shun)斷(duan)(duan)(duan)(duan)區(qu)Ⅲ。各區(qu)域斷(duan)(duan)(duan)(duan)口微觀特征分別為裂紋(wen)(wen)源區(qu)主要呈現為沿晶的(de)(de)解理斷(duan)(duan)(duan)(duan)口,裂紋(wen)(wen)擴展(zhan)(zhan)區(qu)觀察到明(ming)顯的(de)(de)疲(pi)勞(lao)輝(hui)紋(wen)(wen),瞬(shun)斷(duan)(duan)(duan)(duan)區(qu)則出現大(da)量韌(ren)窩并表現出穿晶斷(duan)(duan)(duan)(duan)裂的(de)(de)斷(duan)(duan)(duan)(duan)口形貌。同時,對比(bi)不同應(ying)力(li)條(tiao)件下的(de)(de)疲(pi)勞(lao)斷(duan)(duan)(duan)(duan)口,可以發現隨著應(ying)力(li)強度的(de)(de)降低,裂紋(wen)(wen)擴展(zhan)(zhan)區(qu)面積逐漸增加。

參考文獻:

[1]李(li)興無(wu),沙愛學,張旺峰,等.TA15合金及其在(zai)飛機結構(gou)中(zhong)的應用(yong)前景[J].鈦(tai)工業進展,2003,20(4/5):90.

LIXingwu,SHAAixue,ZHANGWangfeng,etAl.TA15TitaniumAlloyandItsApplyingProspectson Airframe[J].TitaniumIndustryProgress,2003,20(4/5):90.(inChinese)

[2]SUNQJ,WANGGC.MicrostructureandSuperPlas-TicityofTA15Alloy[J].MateriAlsScienceandEngineer-ing:A,2014,606:401.

[3]梁業,郭鴻鎮,劉鳴,等.TA15合金(jin)高(gao)溫本構(gou)方程的研究(jiu)[J].塑性工程學報,2008,15(4):150.

LIANGYe,GUOHongzhen,LIUMing,etAl.StudyonConsTituTiveEquaTionsforHotDeformaTionof    TA15Alloy[J].JournAlofPlasTicityEngineering,2008,15(4):150.(inChinese)

[4]李士(shi)凱,熊(xiong)柏(bo)青,惠(hui)松驍.熱處理制(zhi)度(du)對TA15合(he)金(jin)組織(zhi)與(yu)性能(neng)的(de)影(ying)響[J].材(cai)料熱處理學報,2008,29(6):82.

LIShikai,XIONGBaiqing,XISongxiao.EffectofHeat-treatmentonMicrostructureandProperTiesofTA15Alloy[J].TransacTionsofMateriAlsandHeatTreatment,2008,29(6):82.(inChinese)

[5]劉(liu)瑞民,李(li)興無,沙愛學.TA15合金板材的組織和(he)性能(neng)研究[J].材料開(kai)發與應用,2005,20(4):23.

LIURuimin,LIXingwu,SHAAixue.TheStudyoftheMicrostructureandProperTiesofTA15Titanium AlloyPlate[J].DevelopmentandApplicaTionofMa-teriAls,2005,20(4):23.(inChinese)

[6]LISK,XIONGBQ,HUISX.EffectsofCoolingRateontheFractureProperTiesofTA15ELIAlloy

Plates[J].RareMetAls,2007,26(1):33.

[7]朱景川,何東(dong),楊夏煒,等.TA15鈦合金雙(shuang)重(zhong)熱處理工藝及(ji)其(qi)微(wei)觀組織演化的(de)EBSD研究[J].稀有金屬材料與工程,2013,42(2):382.

ZHUJingchuan,HEDong,YANGXiawei,etAl.EBSDStudyonDuAlHeatTreatmentandMicro-structureEvoluTionofTA15TitaniumAlloy[J].RareMetAlMaterAlsandEngineering,2013,42(2):382. (inChinese)

[8]韓冠(guan)軍,楊(yang)合,孫志(zhi)超,等.TA15合金大型筋(jin)板(ban)件等溫局部加載(zai)晶粒尺寸演化研(yan)究[J].塑性工(gong)程(cheng)學報,2009,16(5):112.

HANGuanjun,YANGHe,SUNZhichao,etAl.Nu-mericAlSimulaTionofMicrostructureEvoluTionof    TA15AlloyLarge-scAleRib-webPartsDuringIso-thermAlLocAlLoadingProcess[J].JournAlofPlasTici-tyEngineering,2009,16(5):112.(inChinese)

[9]張慶(qing)玲,李興無(wu).TA15鈦(tai)合金兩類組織(zhi)對(dui)疲勞性能和斷裂韌度(du)的影響[J].材料工程,2007(7):3.

ZHANGQingling,LIXingwu.EffectofStructureonFaTigueProperTiesandFractureToughnessforTA15TitaniumAlloy[J].JournAlofMateriAlsEngineering,2007(7):3.(inChinese)

[10]ZHAOAM,YANGH,FANXG,etAl.TheFlowBehaviorandMicrostructureEvoluTionDuring(α+ β)DeformaTionofβWroughtTA15TitaniumAlloy[J].MateriAls&Design,2016,109:12.

在線客服
客服電話

全國免費服務熱線
0917 - 3388692
掃(sao)一掃(sao)

jenota.com.cn
利泰金屬手機網

返回頂部(bu)

↑