·ÖÏí£º²»Í¬Î¶ȹÌÈܺóIncoloy£¸£²£µºÏ½ðµÄÏÔ΢×éÖ¯ÓëÐÔÄÜ
ºé»ÛÃô,ÕÅçæ,½ð´«Î°,ºúÏÔ¾ü
(½ËÕÊ¡(ɳ¸Ö)¸ÖÌúÑо¿Ôº,ÕżҸۣ²£±£µ£¶£²£µ)
Õª¡¡Òª:²ÉÓÃɨÃèµç×ÓÏÔ΢¾µ¡¢Í¸Éäµç×ÓÏÔ΢¾µ¡¢²¼ÊÏÓ²¶È¼Æ¡¢ÀÉìÊÔÑé»úµÈÉ豸¶Ô²»Í¬Î¶ȹÌÈܺóIncoloy£¸£²£µºÏ½ðµÄÏÔ΢×éÖ¯¡¢Á¦Ñ§ÐÔÄܼ°Ä͸¯Ê´ÐÔÄܵȽøÐÐÁËÑо¿.½á¹û±íÃ÷:µ±¹ÌÈÜζÈÔÚ£¹£¸£°~£±£°£µ£°¡æÖ®¼äʱ,ºÏ½ðµÄ¾§Á£³ß´ç±ä»¯²»Ã÷ÏÔ,µ±¹ÌÈÜζȸßÓÚ£±£°£µ£°¡æʱ,¾§Á£³ß´çÒԽϿìµÄËÙÂÊÔö´ó;Ëæ׏ÌÈÜζȵÄÉý¸ß,ºÏ½ðµÄÓ²¶ÈºÍ¿¹ÀÇ¿¶ÈÖð½¥½µµÍ,É쳤Âʲ»¶ÏÔö´ó;¾§½çÎö³öÏàÖ÷ÒªÊÇÓɸ»º¬¸õ¡¢îâµÄM£²£³C£¶ ̼»¯ÎïºÍº¬¸õ¡¢Äø¡¢Ìú¡¢îâµÄ½ðÊô¼ä»¯ºÏÎï×é³É,¾§½çÎö³öÏàµÄÊýÁ¿Ëæ׏ÌÈÜζȵÄÉý¸ß³ÊÏÖÏÈÔö¶àºó¼õÉÙµÄÇ÷ÊÆ,¹ÌÈÜζÈΪ£±£°£±£µ¡æʱ¾§½çÎö³öÏà×î¶à,´ËʱºÏ½ðµÄÄ;§¼ä¸¯Ê´ÐÔÄÜ×î²î.
¹Ø¼ü´Ê:Incoloy£¸£²£µºÏ½ð;¹ÌÈÜ´¦Àí;Îö³öÏà;Á¦Ñ§ÐÔÄÜ;¾§¼ä¸¯Ê´
ÖÐͼ·ÖÀàºÅ:TG£±£¶£±¡¡¡¡¡¡ÎÄÏ×±êÖ¾Âë:A¡¡¡¡¡¡ÎÄÕ±àºÅ:£±£°£°£°£Ç£³£·£³£¸(£²£°£±£·)£°£¸£Ç£°£°£²£³£Ç£°£´
MicrostructureandPropertiesofIncoloy£¸£²£µAlloyafterSolutionatDifferentTemperatures
HONG Huimin,ZHANG Ke,JINChuanwei,HUXianjun
(InstituteofResearchofIronandSteel,JiangsuProvince/Sha£ÇSteel,Zhangjiagang£²£±£µ£¶£²£µ,China)
Abstract:The microstructure,mechanicalpropertiesandcorrosionresistanceofIncoloy£¸£²£µalloyafter
solutionat differenttemperatures were researched by scanning electron microscope,transmission electron
microscope,brinellhardnesstester,tensiletestmachine£®Theresultsshowthatthegrainsizedidnotchangeafter
solutionat£¹£¸£°££±£°£µ£°¡æ,butgrainsizeobviouslyincreasedwhensolutiontemperaturewasabove£±£°£µ£° ¡æ£®The
hardnessandtensilestrengthdecreasedbuttheelongationincreasedwiththeincreaseofsolutiontemperature£®The
precipitatephasealonggrainboundaryconsistedofM£²£³C£¶carbidewithCrandMoandintermetalliccompoundwith
Cr,Ni,FeandMo£®Theamountofprecipitatephaseincreasedinitiallyanddecreasedafterwardswiththeincreaseof
solutiontemperature£®Whensolutiontemperaturewas£±£°£±£µ ¡æ,theamountofprecipitatephasereachedtothe
maximum,whiletheintergranularcorrosionresistancewastheworst£®
Keywords:Incoloy£¸£²£µalloy;solutiontreatment;precipitatephase;mechanicalproperty;intergranularcorrosion
£°¡¡Òý¡¡ÑÔ
Äø£ÇÌú£Ç¸õºÏ½ð¾ßÓÐÁ¼ºÃµÄÄÍÓ¦Á¦¸¯Ê´¿ªÁÑÐÔÄÜ¡¢ÄÍ·ì϶¸¯Ê´ºÍµã¸¯Ê´ÐÔÄÜ¡¢¿¹Ñõ»¯ÐԺͻ¹ÔÐÔÈÈËáÐÔÄÜ,Ö÷ÒªÓ¦ÓÃÓÚº£Ñ󹤳ÌÖеĹܵÀϵͳ¡¢Ê¯Óͼӹ¤ÖеÄÈȽ»»»Æ÷¡¢ËáÏ´É豸ÖеļÓÈȹܵȷ½Ãæ[£±£Ç£³].Incoloy£¸£²£µºÏ½ðÊǾîÑÎȶ¨»¯´¦ÀíµÄ°ÂÊÏÌåÐÍÄø£ÇÌú£Ç¸õºÏ½ð,ÔÚ¸ßλ·¾³Ï¾ßÓнϸߵÄÓ²¶ÈºÍÇ¿¶È,ͨ¹ýÌí¼Óî⡢͵ȺϽðÔªËØ,¿ÉÓÃÓÚ²»Ðâ¸ÖÄÑÒÔ³ÐÊܵĸüΪ¸´ÔÓ¿Á¿ÌµÄ¸¯Ê´»·¾³. µ±ºÏ½ð³É·ÖÒ»¶¨Ê±,ºÏ½ðµÄÄÍÊ´ÐÔÄܼ°Á¦Ñ§ÐÔÄÜÖ÷Ҫȡ¾öÓÚÆäÏÔ΢×éÖ¯¡¢Îö³öÏàµÄ×é³É¼°·Ö²¼µÈ,¶ø²»Í¬µÄÈÈ´¦Àí¹¤ÒնԺϽðµÄÏÔ΢×éÖ¯,¾§Á£¶È,Îö³öÏàµÄ×é³É¡¢·Ö²¼¡¢ÊýÁ¿ºÍ³ß´çµÈ»á²úÉú½Ï´óµÄÓ°Ïì[£´£Ç£¸],Òò´ËÓбØÒª¶ÔºÏ½ðµÄÈÈ´¦Àí¹¤ÒÕ½øÐÐÑо¿.ͨ³£,Incoloy£¸£²£µ ºÏ½ðµÄÈÈÔþζÈΪ£¹£°£°~£±£±£µ£° ¡æ,ÀäÈ´·½Ê½ÎªË®Àä»ò¿ìËÙ¿ÕÀä. ΪʹºÏ½ð»ñµÃ½ÏºÃµÄ¿¹µãÊ´ºÍ¾§¼ä¸¯Ê´¿ªÁÑÄÜÁ¦,ÐèÔÚ£±£±£µ£°~£±£²£µ£° ¡æÖ®¼ä½øÐйÌÈÜ´¦Àí. Ä¿Ç°,¶ÔÓÚIncoloy£¸£²£µºÏ½ðµÄÑо¿Ö÷Òª¼¯ÖÐÔÚ¾§¼ä¸¯Ê´ÔÒò·ÖÎö¡¢Îö³öÏà·ÖÎöµÈ·½Ãæ[£±,£¸],µ«¶ÔÓÚ²»Í¬Î¶ȹÌÈÜ´¦ÀíºóÆäÁ¦Ñ§ÐÔÄÜ¡¢ÄÍÊ´ÐÔÄܵı仯¹æÂÉÒÔ¼°Îö³öÏàÓë΢¹Û½á¹¹¡¢ÄÍÊ´ÐÔÄÜÏ໥֮¼ä¹ØϵµÄÉîÈëÑо¿½ÏÉÙ. Òò´Ë,×÷Õ߶Բ»Í¬Î¶ȹÌÈÜ´¦ÀíºóIncoloy£¸£²£µµÄÏÔ΢×éÖ¯¡¢Îö³öÏà¡¢ÄÍÊ´ÐÔÄܼ°Á¦Ñ§ÐÔÄܽøÐÐÁËÑо¿,Õâ¶ÔÓÚÓÅ»¯ÈÈ´¦Àí¹¤ÒÕ¼°Ñо¿ºÏ½ðÔªËصÄÇ¿»¯»úÀí¾ùÓÐÖØÒªµÄÒâÒå.
£±¡¡ÊÔÑùÖƱ¸ÓëÊÔÑé·½·¨
£±£®£±¡¡ÊÔÑùÖƱ¸
ÊÔÑéËùÓòÄÁÏΪ×ÔÖÆIncoloy£¸£²£µºÏ½ð,ͨ¹ýÕæ¿Õ¸ÐӦ¯ÈÛÁ¶,Å÷ÁϺñ¶È£±£²£°mm,¿ªÔþζȣ±£±£°£°~£±£±£¸£°¡æ,ÖÕÔþζȲ»µÍÓÚ£¹£°£°¡æ,ÈÈÔþ³É£±£²mm ºñµÄ°å²Ä,ÔÙ¾¹ýÈÈËáÏ´È¥³ý±íÃæÑõ»¯Æ¤,Æ仯ѧ³É·ÖÈç±í£±Ëùʾ.È¡£µ×éÊÔÑù½øÐйÌÈÜ´¦Àí,ÊÔÑù³ß´çΪ£±£°£°mm×£±£² mm×£±£² mm,¹ÌÈÜζȷֱðΪ£¹£¸£°,£±£°£±£µ,£±£°£µ£°,£±£±£°£°,£±£²£°£°¡æ,±£Î£²£°minºóË®´ã.
£±£®£²¡¡ÊÔÑé·½·¨
¸ù¾ÝGB/T£¶£³£¹£´££²£°£°£²«½ðÊôƽ¾ù¾§Á£¶ÈÆÀ¶¨·½·¨»,ÀûÓòÌ˾AxioImagerZ£±m Ð͹âѧÏÔ΢¾µ¶ÔÈÈ´¦ÀíºóÊÔÑùµÄ¾§Á£¶È½øÐÐÆÀ¼¶;ÀûÓòÌ˾EVO£Ç£±£¸ÐÍɨÃèµç¾µ¶ÔÊÔÑùµÄÏÔ΢×éÖ¯ºÍÎö³öÏàµÄ·Ö²¼½øÐй۲ì,¸¯Ê´¼ÁΪÁòËáÍ£ÇÑÎËáË®ÈÜÒº(ÁòËáÍ£²g,ÑÎËᣱ£° mL,ÕôÁóË®£±£° mL);²ÉÓòÌ˾¦²IGMA Ðͳ¡·¢ÉäɨÃèµç¾µÉÏÅ䱸µÄ¼ÐÔÓÎï·ÖÎöϵͳ¡£INCAFeature¶ÔÊÔÑù±íÃæÎö³öÎïµÄÃæ»ý·ÖÊý½øÐÐͳ¼Æ·ÖÎö;ÀûÓÃ̼ÝÍÈ¡¸´ÐÍ·½Ê½½«ÊÔÑùÖеÄÎö³öÏà´Ó»ùÌåÖзÖÀë³öÀ´,²¢ÓÃJEM£Ç£²£±£°£°FÐͳ¡·¢Éä͸Éäµç¾µ¼°Å£½òÒÇÆ÷INCA Energy£³£µ£°ÐÍÄÜÆ×ÒǶÔÎö³öÏàµÄÐÎò¡¢½á¹¹¼°³É·Ö½øÐбíÕ÷.
°´ÕÕGB/T£²£²£¸£®£±££²£°£±£°ÓëGB/T£²£³£±£®£±££²£°£°£¹,ÔÚModel£µ£µ£¸£µH ÐÍÀÉìÊÔÑé»úºÍӢ˹ÌØÀÊCLB£³ÐͲ¼ÊÏÓ²¶È¼ÆÉϽøÐÐÊÒÎÂÀÉìºÍ²¼ÊÏÓ²¶ÈÊÔÑé,ÀÉìÊÔÑùΪ?£¸mm µÄÔ²°ô,¸÷È¡Èý¸öÊý¾ÝµÄƽ¾ùÖµ×÷ΪÊÔÑé½á¹û;°´ÕÕASTM G£²£¸££²£°£±£µÖз½·¨A,ÅäÖÆ£¶£°£°mL¡¢ÖÊÁ¿·ÖÊýΪ£µ£°£¥µÄ·ÐÌÚÁòËá£ÇÁòËáÌúÈÜÒº,½«²»Í¬Î¶ȹÌÈÜ´¦ÀíºóµÄÊÔÑù·Ö±ð³ÆÁ¿ºó½þÈëµ½·ÐÌÚµÄÈÜÒºÖÐ,±£³Ö£±£²£°hºó,Ï´¾»¡¢ºæ¸É¡¢³ÆÁ¿,¼ÆË㸯ʴËÙÂÊ.
£²¡¡ÊÔÑé½á¹ûÓëÌÖÂÛ
£²£®£±¡¡¹ÌÈÜζȶÔÏÔ΢×éÖ¯µÄÓ°Ïì
ÕâÊÇÒòΪËæ׏ÌÈÜζȵÄÉý¸ß,λ´íÃܶȼõС,¾§½çǨÒÆËٶȼӿì,¾§Á£µÄ³¤´óËÙ¶ÈËæÖ®¼Ó¿ì.
£²£®£²¡¡¹ÌÈÜζȶÔÁ¦Ñ§ÐÔÄܵÄÓ°Ïì
´Óͼ£²(a)Öпɿ´³ö:ºÏ½ðµÄ²¼ÊÏÓ²¶ÈÓëƽ¾ù¾§Á£¶ÈÓнϺõĶÔÓ¦¹Øϵ,Ëæ׏ÌÈÜζȵÄÉý¸ß,²¼ÊÏÓ²¶È½µµÍ;µ±¹ÌÈÜζÈΪ£¹£¸£°~£±£°£µ£° ¡æʱ,Ó²¶ÈÖµµÄ½µ·ù½ÏС,µ±¹ÌÈÜζȸßÓÚ£±£°£µ£°¡æʱ,²¼ÊÏÓ²¶È¼±¾ç½µµÍ,ÕâÓëƽ¾ù¾§Á£¶ÈºÍ×éÖ¯µÄ±ä»¯¹æÂÉÒ»ÖÂ.
´Óͼ£²(b)Öпɿ´³ö,Ëæ׏ÌÈÜζȵÄÉý¸ß,¶ÏºóÉ쳤ÂÊÖð½¥Ôö´ó,¶ø¿¹ÀÇ¿¶ÈµÄ±ä»¯Ç÷ÊÆÓ뾧Á£¶ÈºÍ²¼ÊÏÓ²¶ÈµÄ±ä»¯¹æÂÉ»ù±¾Ò»ÖÂ,Õâ˵Ã÷ºÏ½ðµÄÓ²¶È¡¢Ç¿¶ÈºÍËÜÐÔÓëºÏ½ð¾§Á£¶È´æÔÚÒ»¶¨µÄÏà¹ØÐÔ.µ±¹ÌÈÜζȳ¬¹ý£±£°£µ£°¡æºó,°ÂÊÏÌ徧Á£Ñ¸ËÙ³¤´ó,¾§½çÊýÁ¿¼±¾ç¼õÉÙ,¾§Á£Ö®¼äµÄ½áºÏÁ¦¼õÈõ,Òò¶ø¿¹ÀÇ¿¶È¿ìËÙϽµ,µ«´ËʱµÄ¹ÌÈÜζȽϸß,¾§Á£ÄÚ²¿Î»´íÊýÁ¿µÍ,ÄÚÓ¦Á¦½ÏС,ËùÒÔ·´Ó³ËÜÐԵĶϺóÉ쳤ÂÊ¿ìËÙÔö´ó.
£²£®£³¡¡¹ÌÈÜζȶÔÄ͸¯Ê´ÐÔÄܵÄÓ°Ïì
ÓÉͼ£³(a)ÖпÉÖª,¹ÌÈÜζÈΪ£¹£¸£°~£±£²£°£° ¡æʱ,ºÏ½ðµÄ¸¯Ê´ËÙÂʺÍÎö³öÏຬÁ¿(Ãæ»ý·ÖÊý)Ëæ׏ÌÈÜζȵÄÉý¸ß¾ù³ÊÏÖÏÈÔö´óºó¼õСµÄÇ÷ÊÆ,Á½Õߵı仯¹æÂÉ»ù±¾Ò»ÖÂ.ÓÉͼ£³(b),(c)¿É¿´³ö:¹ÌÈÜζÈÔÚ£¹£¸£°~£±£°£±£µ¡æ·¶Î§Ê±,×éÖ¯ÖгöÏÖÁË´óÁ¿µÄ¾§½çÎö³öÏà,ºÏ½ðµÄ¾§Á£´óС»ù±¾Ïàͬ,Õâ˵Ã÷Îö³öÏà¶Ô¾§½çµÄ¶¤Ôú×÷ÓÃÒÖÖÆÁ˾§Á£µÄ³¤´ó[£¹£Ç£±£±],ͬʱÔÚ´ËζÈÇø¼ä´óÁ¿Îö³öÏàµÄ³öÏÖµ¼ÖÂÁ˾§¼ä¸¯Ê´ËÙÂʵÄÔö´ó.µ±¹ÌÈÜζÈÉý¸ßÖÁ£±£°£µ£° ¡æʱ,¾§Á£ÂÔÓг¤´ó,Èçͼ£³(d)Ëùʾ,ÕâÖ÷ÒªÊÇÓÉÓÚ´Ëʱ¾§½çÉϵÄÎö³öÏ࿪ʼÈܽâ,Îö³öÏàÊýÁ¿ÓÐËù¼õÉÙ,µ¼ÖÂÆä¶Ô¾§½çµÄ¶¤Ôú×÷ÓÃÓÐËù¼õÈõ.µ±¹ÌÈÜζÈΪ£±£±£°£°¡æʱ,¾§Á£³ß´çÃ÷ÏÔÔö´ó,Èçͼ£³(e)Ëùʾ,¾§½çÎÞÃ÷ÏÔµÄÎö³öÎï³öÏÖ,¶ÔÓ¦µÄ¾§¼ä¸¯Ê´ËÙÂʽµµÍ.µ±¹ÌÈÜζÈΪ£±£²£°£° ¡æ ʱ,Èçͼ£³(f)Ëùʾ,Óë¹ÌÈÜζÈΪ£±£±£°£°¡æʱÏà±È,¾§½çÎö³öÎï»ù±¾Ïàͬ,¾§Á£³ß´çÔö´ó,µ«¾§¼ä¸¯Ê´ËÙÂÊÎÞÃ÷ÏԱ仯,Õâ˵Ã÷¾§Á£³ß´ç¶Ô¾§¼ä¸¯Ê´ËÙÂÊÎÞÃ÷ÏÔÓ°Ïì.
£²£®£´¡¡Îö³öÏàµÄ΢¹ÛÐÎò
ÓÉͼ£´¿ÉÖª:£¹£¸£° ¡æ¹ÌÈÜ´¦ÀíºóÊÔÑéºÏ½ðµÄÎö³öÏàÖ÷ҪΪÃæÐÄÁ¢·½½á¹¹M£²£³C£¶ ̼»¯Îï,M ÒÔ¸õ¡¢îâÔªËØΪÖ÷,ÒÔ¼°»¹Óи»º¬¸õ¡¢Äø¡¢Ìú¡¢îâµÈµÄ½ðÊô¼ä»¯ºÏÎï;ÕâÁ½ÖÖÎö³öÏà¾ù¸»º¬¸õÔªËØ,ÇÒÎö³öÏàÑؾ§½ç·Ö²¼.ÓÉÓÚ¸õÔªËØÏò¾§½çµÄÀ©É¢ËٶȵÍÓÚÆäÏò¾§ÄÚ¾Û¼¯µÄËÙ¶È,µ¼Ö¾§½çÖÜΧÐγÉÁËƶ¸õÇø[£±£²],¾§½çÒ×±»¸¯Ê´,Õâ¿ÉÒԺܺõؽâÊÍÁËͼ£³(a)ÖгöÏÖµÄÎö³öÏàÔö¶à¶ø¶ÔÓ¦¾§½ç¸¯Ê´ËÙÂÊÈ´Ôö´óµÄÏÖÏó.
£³¡¡½á¡¡ÂÛ
(£±)Ëæ׏ÌÈÜζȵÄÉý¸ß,Incoloy£¸£²£µºÏ½ðµÄ¾§Á£³ß´ç³ÊÔö´óµÄÇ÷ÊÆ,µ±Î¶ÈÔÚ£¹£¸£°¡æ~£±£°£µ£°¡æÖ®¼äʱ,¾§Á£³ß´çÔö´ó²»Ã÷ÏÔ,µ±Î¶ȸßÓÚ£±£°£µ£°¡æʱ,¾§Á£³ß´çÒԽϿìµÄËÙÂÊÔö´ó;Incoloy£¸£²£µºÏ½ðµÄÓ²¶ÈºÍ¿¹ÀÇ¿¶ÈÖð½¥½µµÍ,É쳤Âʲ»¶ÏÔö´ó.
(£²)Incoloy£¸£²£µºÏ½ð¾¹ý¹ÌÈÜ´¦Àíºó,¾§½çÎö³öÏàÖ÷ÒªÊÇÓɸ»º¬¸õ¡¢îâµÄM£²£³C£¶ ̼»¯ÎïºÍº¬¸õ¡¢Äø¡¢Ìú¡¢îâµÄ½ðÊô¼ä»¯ºÏÎï×é³É.
(£³)Ëæ׏ÌÈÜζȵÄÉý¸ß,Incoloy£¸£²£µºÏ½ðµÄ¾§½çÎö³öÏàµÄÊýÁ¿ÏÈÔö¼Óºó¼õÉÙ;¾§¼ä¸¯Ê´ËÙÂʳÊÏÖÏÈÔö´óºó¼õСµÄÇ÷ÊÆ,¹ÌÈÜζÈΪ£±£°£±£µ ¡æʱ¾§½çÎö³öÏà×î¶à,¸¯Ê´ËÙÂÊ×î´ó.
£¨ÎÄÕÂÀ´Ô´£º²ÄÁÏÓë²âÊÔÍø£©