鐔辫檿鐞嗗強鍐锋嫈纭寲鍚�锛屽挤搴︽瘮杓冮珮锛屽叿鏈変竴瀹氱殑鏌旈煂鎬у拰鍙鎬�锛涚浉鍚岃〃闈㈢媭鎱�(t脿i)鍜屽畬鍏ㄦ番閫忔儏娉佷笅锛岀柌鍕炴サ闄愯垏浜斿僵鍚堥噾褰堢哀鐩哥暥(d膩ng)銆備絾娣€忔€ч潪甯稿樊锛屼富瑕佺敤浜庤純灏忓昂瀵哥殑褰堢哀锛屽瑾�(di脿o)澹撹(di脿o)閫熷綀绨�銆佹脯鍔涘綀绨с€佷竴鑸姊颁笂鐨勫湏銆佹柟铻烘棆褰堢哀鎴栨媺鎴愰嫾绲蹭綔灏忓瀷姗熸涓婄殑褰堢哀銆�
鐗规€�
鏉愭枡鍚嶇ū锛氬綀绨ч嫾
鐗岃櫉锛�65mn
妯�(bi膩o)婧�(zh菙n)锛欸B/T 1222-2007
鐗规€у強閬╃敤鑼冨湇锛�
鐔辫檿鐞嗗強鍐锋嫈纭寲鍚�锛屽挤搴﹁純楂�锛屽叿鏈変竴瀹氱殑闊屾€у拰濉戞€э紱鍦ㄧ浉鍚岃〃闈㈢媭鎱�(t脿i)鍜屽畬鍏ㄦ番閫忔儏娉佷笅锛岀柌鍕炴サ闄愯垏鍚堥噾褰堢哀鐩哥暥(d膩ng)銆備絾娣€忔€у樊锛屼富瑕佺敤浜庤純灏忓昂瀵哥殑褰堢哀锛屽瑾�(di脿o)澹撹(di脿o)閫熷綀绨�銆佹脯鍔涘綀绨�銆佷竴鑸姊颁笂鐨勫湏銆佹柟铻烘棆褰堢哀鎴栨媺鎴愰嫾绲蹭綔灏忓瀷姗熸涓婄殑褰堢哀銆�
鍖栧(xu茅)鎴愪唤
鍖栧(xu茅)鎴愪唤锛�
纰� C 锛�0.62锝�0.70
纭� Si锛�0.17锝�0.37
閷� Mn锛�0.90锝�1.20
纭� S 锛氣墹0.035
纾� P 锛氣墹0.035
閴� Cr锛氣墹0.25
閹� Ni锛氣墹0.25
閵� Cu锛氣墹0.25
鍔涘(xu茅)鎬ц兘
鎶楁媺寮峰害 Rb(MPa)锛�735
灞堟湇寮峰害 Rs (MPa)锛�430
浼搁暦鐜� 未10 (%)锛�14~21.5
鏂烽潰鏀剁府鐜� 蠄 (%)锛氫笉灏忎簬10
GB_T699-1999(鍎�(y艒u)璩�(zh矛)纰崇礌绲�(ji茅)妲�(g貌u)閶�)
纭害
鐔辫粙纭害锛�240~270HB
鍐疯粙杌熸厠(t脿i)纭害锛�190~220HB
鍐疯粙纭厠(t脿i)纭害锛�300~340HB
鐔辫檿鐞嗙‖搴︼細38~60HRC
鐔辫檿鐞�
鐔辫檿鐞嗗強瑕�(gu墨)鑼�
娣伀830鈩兟�20鈩�,娌瑰喎; 鍥炵伀540鈩兟�50鈩�(鐗规畩闇€瑕佹檪,卤30鈩�)銆�
鑷ㄧ晫榛炴韩搴︼紙杩戜技鍊硷級Ac1=726鈩�锛孉c3=765鈩�锛孉r3=741鈩�锛孉r1=689鈩冿紝Ms=270鈩�銆�
姝ｇ伀瑕�(gu墨)鑼冿細婧害810卤10鈩�锛岀┖姘ｅ喎鍗汇€�
娣伀銆佸洖鐏(gu墨)鑼冿細娣伀婧害830卤10鈩�锛屾补鍐峰嵒锛涘洖鐏韩搴�540鈩兟�10鈩冿紝姘�銆佹补鍐峰嵒銆�
閫€鐏(gu墨)鑼�
鍌崇当(t菕ng)鍛ㄦ湡鎬х悆鍖栭€€鐏伐钘�锛岄€€鐏韩搴�750鈩�锛屼繚婧�2h锛岀垚鍐峰埌婧害锛�680卤10锛夆剝锛屼繚婧�3h,鍐嶇垚鍐峰埌550鈩冧互鍚�锛屽嚭鐖愮┖鍐�銆傜敓鐢�(ch菐n)鏁堢巼浣�锛屾哀鍖栬劔纰崇巼閬�(d谩)22%-40%锛岃〃闈㈢‖搴﹀強褰堟€ч仈(d谩)涓嶅埌瑕佹眰銆備笉瀹屽叏閫€鐏柊宸ヨ棟锛岄€€鐏韩搴︼紙740卤10锛夆剝锛屼繚婧�4h,鐖愬喎鍒�550鈩冧互鍚庯紝鍑虹垚绌哄喎銆傛姉鎷夊挤搴�600-620Mpa銆佷几闀风巼53.5%-40%锛岀‖搴�209-214HBW閲戠浉绲勭箶鐐虹悆鍖栫彔鍏夐珨+灏戦噺榛炵媭鐝犲厜楂�锛岀府鐭簡鐢熺敘(ch菐n)鍛ㄦ湡锛岀瘈(ji茅)鐪佽兘婧�銆�
閫€鐏柊宸ヨ棟
鍌崇当(t菕ng)閫€鐏伐钘濓紝閫€鐏韩搴�730鈩�锛屼繚婧�13h,鍐嶇垚鍐峰埌650鈩冧互鍚�锛屽嚭鐖愮┖鍐枫€傞€€鐏柊宸ヨ棟锛氶€€鐏韩搴︼紙860卤10锛夆剝锛屼繚婧�45-60min锛岀垚鍐峰埌锛�750卤10锛夆剝锛屼繚婧�3-3.5h,鍦ㄧ垚鍐疯嚦650-660鈩冧互鍚�锛屽嚭鐖愬爢鍐锋垨鍏ヤ繚婧潙绶╁喎銆傞噾鐩哥祫绻旂鍚堣姹傦細鐝犲厜楂旂祫绻�2.5-6绱�锛屼互4绱氬乏鍙崇偤浣筹紝瑭插伐钘濇彁楂樻晥鐜�80%-100%銆�
鐔辫檿鐞�
65Mn浣庡悎閲戝湏閶煎繀闋堟噳(y墨ng)鍏峰倷楂樼殑褰堟€фサ闄愬拰楂樼殑灞堝挤姣�锛屼互閬垮厤褰堢哀閶煎湪楂樿級鑽蜂笅鐢�(ch菐n)鐢熸案涔呰畩褰紱鍚屾檪閭勮姹傛湁鑹ソ鐨勬番閫忔€у拰浣庣殑鑴⒊鎬�锛屼娇褰堟€фサ闄愬ぇ骞呭害闄嶄綆锛涗互鍙婅壇濂界殑琛ㄩ潰璩�(zh矛)閲�锛屽湪鍐风啽鐙€鎱�(t脿i)涓嬪鏄撳姞宸ユ垚褰㈠拰鑹ソ鐨勭啽铏曠悊宸ヨ棟鎬с€�
鍦ㄧ啽鐙€鎱�(t脿i)涓嬫垚鍨嬬殑褰堢哀鐔辨垚鍨嬪綀绨ч嫾鐨勭啽铏曠悊宸ヨ棟銆傜敤閫欑ó鏂规硶鎴愬瀷褰堢哀閶煎鏁�(sh霉)鏄皣鐔辨垚鍨嬪拰鐔辫檿鐞嗙祼(ji茅)鍚堝湪涓€璧烽€�(j矛n)琛岀殑,鑰岃灪鏃嬪綀绨ч嫾鍓囧ぇ澶氭暩(sh霉)鏄湪鐔辨垚鍨嬪悗鍐嶉€�(j矛n)琛岀啽铏曠悊銆傞€欑ó褰堢哀閶肩殑鐔辫檿鐞嗘柟寮忔槸娣伀+涓韩鍥炵伀,鐔辫檿鐞嗗悗绲勭箶鐐哄洖鐏墭姘忛珨銆傞€欑ó绲勭箶鐨勫綀鎬фサ闄愬拰灞堟湇妤甸檺楂�,骞舵湁涓€瀹氱殑闊屾€с€�
閲囩敤鍏ㄦ柊鐨勭悊蹇靛拰鏂规硶锛屽壍(chu脿ng)鏂版€у湴閫�(j矛n)琛岀┅(w臎n)瀹氭€ф帶鍒舵妧琛�(sh霉)闁嬬櫦(f膩)灏嶆渶瀹规槗鍦ㄩ€欌€�0.4绉掆€濇檪闁撻噷鐢�(ch菐n)鐢熺殑鈥滆粙鐮�銆佺敥灏锯€濈瓑鍟忛鐨勫舰鎴愭鐞嗛€�(j矛n)琛岃獚(r猫n)鐪熷垎鏋�锛屽緸娓涘皯杌嬭讥鍙楁悕銆佹笡灏戝熬閮ㄨ窇鍋忕瓑澶氬€嬫柟闈㈤枊灞曞伐浣�锛岀稉(j墨ng)閬�3骞村鐨勮粺浠剁▼搴忛枊鐧�(f膩)銆佽窡韫よ│椹椼€佽⿻浼�銆佸垎鏋愮⒑瀹氬悎鐞嗙殑宸ヨ棟鍙冩暩(sh霉).
65Mn 閶兼澘寮峰害銆佺‖搴�銆佸綀鎬у拰娣€忔€у潎姣�65铏熼嫾楂�锛屽叿鏈夐亷鐔辨€у拰鍥炵伀鑴嗘€у偩鍚�锛屾按娣湁褰㈡垚瑁傜磱鍌惧悜銆傞€€鐏厠(t脿i)鍙垏鍓婃€у皻鍙�锛屽喎璁婂舰濉戞€т綆锛岀剨鎺ユ€у樊銆� 鍙椾腑绛夎級鑽风殑鏉垮綀绨�锛岀洿寰戦仈(d谩)7-20mm鐨勮灪鏃嬪綀绨у強褰堢哀澧婂湀.褰堢哀鐠�(hu谩n)銆傞珮鑰愮（鎬ч浂浠�锛屽纾ㄥ簥涓昏桓銆佸綀绨у崱闋�銆佺簿瀵嗘搴婄挡妗裤€佸垏鍒€銆佽灪鏃嬭讥瀛愯桓鎵夸笂鐨勫鐠�(hu谩n)銆侀惖閬撻嫾杌岀瓑銆�
