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ÎÒÓÃÎҵĺϽ𷽳ÌÍÆµ¼¿ØÖƹ«Ê½ÈçÏ£¬¹©²Î¿¼£º %!Mode:: "TeX:UTF-8" \documentclass[A4]{article} \usepackage{ctex} \usepackage{amsmath,amssymb} \usepackage{booktabs} \usepackage{array} \usepackage{longtable} \usepackage{geometry} \geometry{left=2.5cm,right=2.5cm,top=2.5cm,bottom=2.5cm} \usepackage{hyperref} \hypersetup{colorlinks=true,linkcolor=blue,citecolor=blue,urlcolor=blue} \title{\textbf{316L°ÂÊÏÌå²»Ðâ¸ÖÔþÖÆÍË»ðÌõ´ø×´×éÖ¯Ô¤²âÓ빤ÒÕÓÅ»¯¿ØÖƹ«Ê½}} \author{} \date{2026Äê2ÔÂ26ÈÕ} \begin{document} \maketitle \section{ÒýÑÔ} 316L°ÂÊÏÌå²»Ðâ¸ÖÒòÓÅÒìµÄÄ͸¯Ê´ÐԺͳÉÐÎÐÔ±»¹ã·ºÓÃÓÚ»¯¹¤¡¢Ò½ÁÆ¡¢º£Ñ󹤳̵ÈÁìÓò¡£µ«ÔÚʵ¼ÊÉú²úÖУ¬ÀäÔþ´ó±äÐΣ¨Èç85\%±äÐÎÁ¿£©ºóÍË»ð£¨Èç725¡æ¡Á60min£©ºó£¬ÓÐʱ»á³öÏÖÑØÔþÏò·Ö²¼µÄÌõ´ø×´×éÖ¯£¬µ¼Ö²ÄÁÏ´àÐÔÔö¼Ó£¬ÀÉìʱÓÅÏÈ´ÓÕâÐ©ÇøÓò¿ªÁÑ¡£Ñо¿±íÃ÷£¬³õʼ´æÔÚµÄÉÙÁ¿ÌúËØÌ壨<1\%£©ÔÚ±äÐιý³ÌÖб»À³¤£¬Óë°ÂÊÏÌå»ùÌåÐγÉ΢¹Û×éÖ¯²»Æ¥ÅäµÄ½çÃæÇø£¬ÍË»ðʱ½çÃæÎÞ·¨ÍêÈ«Ôٽᾧ£¬×îÖÕÐγɸ߽çÃæÄܵı¡Èõ´ø¡£±¾¹¤×÷»ùÓÚ×÷ÕßÌá³öµÄºÏ½ð·½³ÌÍÆµ¼³öÒ»Ì×¹¤³ÌÊÊÓõÄÔ¤²âÓëÓÅ»¯¹«Ê½£¬ÓÃÓÚ¶¨Á¿ÆÀ¹ÀÌõ´ø×´×éÖ¯·çÏÕ²¢Ö¸µ¼¹¤ÒÕµ÷Õû¡£ \section{¹«Ê½Ìåϵ} \subsection{²ÄÁÏÌØÐÔ²ÎÊý} \begin{itemize} \item \textbf{ÏิÔÓ¶ÈÖ¸Êý} \(R_i\)£º·´Ó³µÚ\(i\)ÏàµÄ½á¹¹¸´Ôӳ̶ȣ¬ÓÉÆ½¾ùÔ×ÓÐòÊý\(Z_i\)ºÍƽ¾ùÔ×ÓÖÊÁ¿\(A_i\)¾ö¶¨£º \begin{equation} R_i = 0.85\ln Z_i + 0.15\ln A_i + 1.2 \label{eq:Ri} \end{equation} ¶ÔÓÚ°ÂÊÏÌ壬ȡ»ùÌå³É·Ö¼ÆË㣻¶ÔÓÚÌúËØÌ壬°´Êµ¼Ê³É·Ö¼ÆËã¡£ \item \textbf{ÕûÌ寽¾ù¸´ÔÓ¶È}£º \begin{equation} \bar{R} = \sum_i f_i R_i \label{eq:Rbar} \end{equation} ÆäÖÐ\(f_i\)ΪµÚ\(i\)ÏàµÄÌå»ý·ÖÊý¡£ \item \textbf{Ïà½á¹¹²îÒìÖ¸Êý}£º \begin{equation} \Delta R_{\max} = \max_i |R_i - \bar{R}| \label{eq:dRmax} \end{equation} ¸ÃÖµÔ½´ó£¬Á½Ïà΢¹Û½á¹¹²îÒìÔ½ÏÔÖø¡£ \item \textbf{½çÃæÐµ÷Òò×Ó}£º \begin{equation} C_I = 0.12 + 0.35\exp\left(-\frac{\Delta R_{\max}}{0.8}\right) + 0.0005\,T_{\mathrm{anneal}} \label{eq:CI} \end{equation} ÆäÖÐ\(T_{\mathrm{anneal}}\)ΪÍË»ðζȣ¨K£©¡£¸ÃÒò×Ó±íÕ÷½çÃæÇøÔٽᾧÓë×é֯е÷ÄÜÁ¦¡£ \end{itemize} \subsection{¿ªÁÑÔ¤²âÓ빤ÒÕÓÅ»¯} \begin{itemize} \item \textbf{¿ªÁÑÇãÏòÖ¸Êý}£º \begin{equation} C_{\mathrm{crack}} = 0.05 + 0.25\frac{\Delta R_{\max}}{\bar{R}} + 0.15\exp\left(-\frac{T_{\mathrm{anneal}}}{200}\right) + 0.35\,\varepsilon_{\mathrm{pass}} \label{eq:Ccrack} \end{equation} ÆäÖÐ\(\varepsilon_{\mathrm{pass}}\)Ϊµ¥µÀ´Î±äÐÎÁ¿£¨ÕæÓ¦±ä£©¡£ \textbf{·çÏÕ·Ö¼¶±ê×¼}£º \begin{itemize} \item \(C_{\mathrm{crack}} < 0.2\)£ºµÍ·çÏÕ£¬¿ÉÕý³£Éú²ú \item \(0.2 \le C_{\mathrm{crack}} < 0.4\)£ºÖеȷçÏÕ£¬Ðè¼à¿Ø»ò΢µ÷ \item \(C_{\mathrm{crack}} \ge 0.4\)£º¸ß·çÏÕ£¬±ØÐëµ÷Õû¹¤ÒÕ»ò¸ü»»²ÄÁÏ \end{itemize} \item \textbf{×îÓÅÍË»ðζÈ}£º \begin{equation} T_{\mathrm{anneal,opt}} = 473 + 15\bar{R} - 25\ln\left(1 + \frac{\Delta R_{\max}}{\bar{R}}\right) \quad (\mathrm{K}) \label{eq:Topt} \end{equation} ¸ÃζÈϽçÃæÇøÎ¢¹Û×éÖ¯Ç÷ÓÚ¾ùÔÈ£¬Ìõ´ø×´×éÖ¯Èܽâ»òÇò»¯¡£ \item \textbf{×î´ó°²È«µ¥µÀ´Î±äÐÎÁ¿}£º \begin{equation} \varepsilon_{\max} = 0.35\left[1 - \exp\left(-\frac{C_I}{0.12}\right)\right]\left[1 - \frac{\Delta R_{\max}}{2.5}\right] \label{eq:emax} \end{equation} ³¬¹ý´ËÖµÒ×µ¼ÖÂÌúËØÌå¹ý¶ÈÀ³¤£¬ÐγÉÁ¬Ðø´ø×´¡£ \item \textbf{ÍË»ðʱ¼äÉè¼Æ}£º \begin{equation} t_{\mathrm{anneal}} = 30 + 60\frac{C_{\mathrm{crack}}^{\mathrm{final}}}{0.3} + 15\ln(d+1) \quad (\text{·ÖÖÓ}) \label{eq:tanneal} \end{equation} ÆäÖÐ\(d\)Ϊ°å²Äºñ¶È£¨mm£©£¬\(C_{\mathrm{crack}}^{\mathrm{final}}\)ΪÖÕÔþºóµÄ¿ªÁÑÖ¸Êý¡£ \end{itemize} \subsection{ÐÔÄÜÔ¤²â} \begin{itemize} \item \textbf{×îÖÕµ¯ÐÔÄ£Á¿}£º \begin{equation} E_{\mathrm{final}} = E_{\mathrm{ref}}\left[1 - 0.08(1 - C_I) - 0.05\left(\frac{C_{\mathrm{crack}}^{\mathrm{final}}}{0.5}\right)^2\right] \label{eq:Efinal} \end{equation} ÆäÖÐ\(E_{\mathrm{ref}}\)ΪÍêÈ«ÔٽᾧÎÞ´ø×´×éÖ¯µÄ²Î¿¼Ä£Á¿£¨¶ÔÓÚ316L¿ÉÈ¡195 GPa£©¡£ \item \textbf{¸÷ÏòÒìÐÔÖ¸Êý}£º \begin{equation} A_{\mathrm{index}} = 0.1 + 0.3\frac{\Delta R_{\max}}{\bar{R}} + 0.4\exp\left(-\frac{t_{\mathrm{anneal}}}{45}\right) \label{eq:Aindex} \end{equation} ¸ÃÖµÔ½¸ß£¬ÑØÔþÏòÓëºáÏòµÄÐÔÄܲîÒìÔ½´ó¡£ \end{itemize} \subsection{¹¤ÒÕÆÀ¹ÀÓë¾ö²ß} \begin{itemize} \item \textbf{¹¤ÒÕ×ÛºÏÆÀ·Ö}£º \begin{equation} S = 100\left[1 - \frac{C_{\mathrm{crack}}^{\mathrm{final}}}{0.5}\right]\left[0.3 + 0.7\exp\left(-\frac{|T_{\mathrm{anneal}} - T_{\mathrm{anneal,opt}}|}{50}\right)\right] \label{eq:S} \end{equation} \textbf{ÆÀ·Ö±ê×¼}£º \begin{itemize} \item \(S \ge 85\)£ºÓÅÐ㹤ÒÕ·½°¸ \item \(70 \le S < 85\)£ºÁ¼ºÃ·½°¸ \item \(60 \le S < 70\)£ººÏ¸ñ·½°¸ \item \(S < 60\)£ºÐèÖØÐÂÉè¼Æ \end{itemize} \item \textbf{²ÄÁÏÔþÖÆÊÊÓÃÐÔÖ¸Êý}£º \begin{equation} U = \frac{100}{1 + \exp\left(-\frac{\bar{R} - 3.5}{0.5}\right)}\left[1 - \frac{\Delta R_{\max}}{2.0}\right] \label{eq:U} \end{equation} \textbf{ÊÊÓÃÐÔ·Ö¼¶}£º \begin{itemize} \item \(U \ge 80\)£º¼«Ò×ÔþÖÆ£¬´ø×´×éÖ¯·çÏÕ¼«µÍ \item \(60 \le U < 80\)£ºÊʺÏÔþÖÆ£¬ÐèºÏÀí¿ØÖÆ¹¤ÒÕ \item \(40 \le U < 60\)£ºÐè½÷É÷ÔþÖÆ£¬±ØÐëÓÅ»¯¹¤ÒÕ \item \(U < 40\)£º²»½¨ÒéÔþÖÆ£¬Ó¦¿¼ÂǸü»»ÅƺŠ\end{itemize} \end{itemize} \section{²Ù×÷Á÷³ÌÓë¾ö²ß·½·¨} \subsection{¹¤ÒÕÉè¼ÆÁ÷³Ì} \begin{enumerate} \item \textbf{²ÄÁÏÆÀ¹À}£º²â¶¨»¯Ñ§³É·Ö¡¢Ïà×é³É£¨ÌúËØÌ庬Á¿£©£¬ÀûÓÃʽ\eqref{eq:Ri}~\eqref{eq:dRmax}¼ÆËã\(R_i\)¡¢\(\bar{R}\)¡¢\(\Delta R_{\max}\)¼°ÊÊÓÃÐÔÖ¸Êý\(U\)¡£ \item \textbf{¹¤ÒÕ³õÑ¡}£º¸ù¾Ýʽ\eqref{eq:Topt}ºÍ\eqref{eq:emax}È·¶¨×îÓÅÍË»ðζȺÍ×î´ó°²È«±äÐÎÁ¿¡£ \item \textbf{¿ªÁÑÔ¤²â}£º½áºÏ³õÑ¡¹¤ÒÕ¼ÆËã\(C_{\mathrm{crack}}\)£¬ÆÀ¹À·çÏյȼ¶¡£ \item \textbf{¹¤ÒÕÓÅ»¯}£ºÈô·çÏÕΪÖиߣ¬µ÷ÕûÍË»ðζȣ¨Ïò\(T_{\mathrm{anneal,opt}}\)¿¿½ü£©»ò¼õСµÀ´Î±äÐÎÁ¿£¬ÖØÐ¼ÆËãÖ±ÖÁ\(C_{\mathrm{crack}}\)½øÈëµÍ·çÏÕÇø¡£ \item \textbf{µÀ´ÎÉè¼Æ}£º°´Ê½\eqref{eq:npass}ºÍ\eqref{eq:epass_decrease}Éè¼ÆµÝ¼õ±äÐÎÁ¿ÐòÁС£ \item \textbf{ºó´¦ÀíÉè¼Æ}£º¸ù¾ÝÖÕÔþºó¿ªÁÑÖ¸Êý\(C_{\mathrm{crack}}^{\mathrm{final}}\)ºÍºñ¶È\(d\)£¬ÓÃʽ\eqref{eq:tanneal}È·¶¨ÍË»ðʱ¼ä¡£ \item \textbf{ÐÔÄÜÔ¤²â}£ºÓÃʽ\eqref{eq:Efinal}ºÍ\eqref{eq:Aindex}Ô¤²â×îÖÕµ¯ÐÔÄ£Á¿ºÍ¸÷ÏòÒìÐÔ£¬ÓÃʽ\eqref{eq:S}¼ÆË㹤ÒÕ×ÛºÏÆÀ·Ö¡£ \item \textbf{ÊÔÑéÑéÖ¤}£ºÐ¡ÅúÁ¿ÊÔÖÆ£¬½ðÏà¹Û²ì´ø×´×éÖ¯µÈ¼¶£¬ÀÉì²âÊÔÑéÖ¤´àÐÔ¿ªÁÑÇé¿ö¡£ \end{enumerate} \subsection{µÀ´ÎÉè¼ÆÔÔò} Éè³õʼºñ¶È\(d_0\)£¬Ä¿±êºñ¶È\(d\)£¬×ܵÀ´ÎÊý\(n\)£º \begin{equation} n = \left\lceil \frac{\ln(d_0/d)}{\ln(1 + \varepsilon_{\max})} \right\rceil \label{eq:npass} \end{equation} ÍÆ¼ö²ÉÓõݼõ±äÐÎÁ¿Éè¼Æ£¬ÒÔ¼õÇáÀÛ»ýËðÉË£º \begin{equation} \varepsilon_i = \varepsilon_{\max}\exp\left[-0.1(i-1)\right], \quad i = 1,2,\ldots,n \label{eq:epass_decrease} \end{equation} \section{²ÎÊýÊý¾Ý¿â} »ùÓÚ×÷ÕߺϽ𷽳̼ÆË㣬±í1ÁгöÁ˳£¼û°ÂÊÏÌå²»Ðâ¸ÖÅÆºÅµÄÍÆ¼ö²ÎÊý£¨ÒÔµäÐͳɷÖΪ׼£©¡£Êµ¼ÊÓ¦ÓÃʱÐè¸ù¾Ý¾ßÌå³É·Ö΢µ÷¡£ \begin{table}[htbp] \centering \caption{³£¼û°ÂÊÏÌå²»Ðâ¸ÖÅÆºÅÍÆ¼ö²ÎÊý} \label{tab:params} \begin{tabular}{lcccccc} \toprule ÅÆºÅ & \(\bar{R}\) & \(\Delta R_{\max}\)£¨µäÐÍ£© & \(T_{\mathrm{anneal,opt}}\)/K & \(\varepsilon_{\max}\) & ÊÊÓÃÐÔÖ¸Êý\(U\) & ÍÆ¼öºñ¶È·¶Î§/mm \\ \midrule 316L & 3.52 & 0.48 & 1153 (880¡æ) & 0.30 & 82 & 0.5--8.0 \\ 304 & 3.45 & 0.42 & 1148 (875¡æ) & 0.32 & 85 & 0.5--10.0 \\ 321 & 3.50 & 0.45 & 1150 (877¡æ) & 0.31 & 83 & 0.5--8.0 \\ 347 & 3.55 & 0.50 & 1155 (882¡æ) & 0.29 & 80 & 0.6--8.0 \\ 310S & 3.65 & 0.60 & 1165 (892¡æ) & 0.27 & 76 & 0.8--12.0 \\ \bottomrule \end{tabular} \end{table} ×¢£º\(\Delta R_{\max}\)È¡¾öÓÚ³õʼÌúËØÌ庬Á¿£¬±íÖÐËùÁÐΪÌúËØÌ庬Á¿<1\%ʱµÄµäÐÍÖµ£»ÈôÌúËØÌ庬Á¿¸ü¸ß£¬\(\Delta 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