Titanium alloys muaj qhov zoo ntawm lub zog siab, zoo weldability, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab muaj tam sim no biocompatibility, thiab corrosion biocompatibility rau cov ntawv thov hauv cov pa, av, thiab cov av nkos. Txawm hais tias titanium alloys tau siv dav hauv ntau daim teb, lawv cov kev hnav tsis zoo, thiab kev sib txhuam tsis zoo, thiab cov kev sib txhuam siab ntau rau lawv cov ntawv thov.
Txhawm rau txhim kho cov kev nyuaj siab ntawm titanium alloys thiab txhim kho lawv txoj kev coj tsis kam, kev kho mob carburization tau ua rau Ta1 Alloy Alloy, thiab TC21 Alloy. Lub carburization cov txheej txheem rau titanium alloys tau qhia hauv rooj 1. Cov txheej ntawm carburized thiab tic txheej hauv Ta1 Alloy nce siab thiab lub sijhawm carburization ntev dua. Rau tc4 alloy, qhov tuab ntawm cov compound sublayer nce siab dua nrog cov txheej carburized ntau dua, tab sis tag nrho cov thickness txo li carburization kub nce. Ib yam li ntawd, cov tuab ntawm lub carburized txheej hauv TC21 Alloy txo qis nrog ua kom muaj kev kub ntxiv. Ntawm qhov kub ntawm 1000℃-1100 degree, kev loj hlob ntawm cov compound slowbyer hauv TC4}} cov tshuaj lom neeg ntawm C thiab cov tshuaj lom neeg ntawm C thiab Ti- ib intermetallics. Qhov tsim ntawm lub compound sublayer muaj lub sijhawm tsim txom; Tom qab lub sijhawm no, cov compound slowbyer ua raws li kev loj hlob parabmolic. Tus lej suav sau lub zog yog 192.597 KJ / Mol.
| Teem nqi |
Carburizing kub (degree) |
Carburizing sijhawm (h) |
|
Tai1 |
950,1000,1050,1100 |
4,6 |
|
T.c4 |
950,1000,1050,1100 |
1,2,4,6,10 |
|
Tc21 |
950,1000,1050,1100 |
4,6 |
Tom qab kev kho mob carburizing, lub saum npoo hardness ntawm Ta1 Alloy, TC4 alloy nce los ntawm 350.99%, thiab 175.39%, piv nrog cov qub alloys. Kev ntsuam xyuas kom qhuav thiab cov kev ntsuam xyuas tau ua rau cov khoom siv carburized, thiab cov kev coj tus kheej ntawm TC4 Alloy txhim kho raws li lub carburizing kub ntau ntxiv. Kev ntsuas cov khoom coj muaj nyob hauv Rooj 2.
|
Zawv zawg ceev (m / s) |
Thauj Payload (N) |
|
0.2 |
10,15,20,30,40,50,60,70,80,100,120 |
|
0.5 |
10,20,30,40,60,80,100,120,140,180 |
|
1.0 |
10,15,20,25,30,35,40,50,60 |
|
2.0 |
10,15,20,25,30 |
