15CrMo鍚堥噾绲�(ji茅)妲�(g貌u)鏉� CrMo绲�(ji茅)妲�(g貌u)妫� 5CrMo鍖栧(xu茅)鎴愪唤鍔涘(xu茅)鎬ц兘
15CrMo鍚堥噾绲�(ji茅)妲�(g貌u)鏉� CrMo绲�(ji茅)妲�(g貌u)妫� 5CrMo鍖栧(xu茅)鎴愪唤鍔涘(xu茅)鎬ц兘
鈼�15CrMo鍚堥噾绲�(ji茅)妲�(g貌u)閶� 鐗规€у強閬╃敤鑼冨湇锛氭湁鑹ソ鐨勫伐钘濇€ц兘鍜岀剨鎺ユ€ц兘锛屽湪500锝�550鈩冧笅鏈夎純楂樼殑鎸佷箙寮�(qi谩ng)搴�銆傛韩搴﹁秴閬�(gu貌) 550鈩冩檪(sh铆)锛屾姉姘у寲鎬ц兘璁婂樊锛岃爼璁婂挤(qi谩ng)搴﹂’钁楅檷浣庛€傞暦(zh菐ng)鏈熻檿鍦� 500锝�550 鈩冩檪(sh铆)锛岄嫾鐨勭啽寮�(qi谩ng)鎬ч檷浣庯紝寮�(qi谩ng)搴﹂檷浣�銆傜敤浜庡埗閫�510鈩冪殑楂�銆佷腑澹撹捀姘ｅ皫(d菐o)绠�銆侀泦绠变互鍙婄澹佹韩搴︾偤550鈩冪殑閬�(gu貌)鐔卞櫒鍙婇崨浠躲€�
鈼�15CrMo鍚堥噾绲�(ji茅)妲�(g貌u)閶� 鍖栧(xu茅)鎴愪唤锛氱⒊ C 锛�0.12锝�0.18 纭� Si锛�0.17锝�0.37 閷� Mn锛�0.40锝�0.70 纭� S 锛氬厑瑷辨畼浣欏惈閲忊墹0.035 纾� P 锛氬厑瑷辨畼浣欏惈閲忊墹0.035 閴� Cr锛�0.80锝�1.10 閹� Ni锛氬厑瑷辨畼浣欏惈閲忊墹0.030 閵� Cu锛氬厑瑷辨畼浣欏惈閲忊墹0.030 閴� Mo锛�0.40锝�0.55
鈼�15CrMo鍚堥噾绲�(ji茅)妲�(g貌u)閶� 鍔涘(xu茅)鎬ц兘锛氭姉鎷夊挤(qi谩ng)搴� 蟽b (MPa)锛氣墺440(45) 灞堟湇寮�(qi谩ng)搴� 蟽s (MPa)锛氣墺295(30) 浼搁暦(zh菐ng)鐜� 未5 (锛�)锛氣墺22 鏂烽潰鏀剁府鐜� 蠄 (锛�)锛氣墺60 娌栨搳鍔� Akv (J)锛氣墺94 娌栨搳闊屾€у€� 伪kv (J/cm2)锛氣墺118(12) 纭害 锛氣墹179HB
15CrMo閶肩郴鐝犲厜楂旂祫绻旇€愮啽閶�锛屽湪楂樻韩涓嬪叿鏈夎純楂樼殑鐔卞挤(qi谩ng)鎬э紙未b鈮�440MPa锛夊拰鎶楁哀鍖栨€э紝骞跺叿鏈変竴瀹氱殑鎶楁矮鑵愯潟鑳藉姏銆傜敱浜庨嫾涓惈鏈夎純楂樺惈閲忕殑Cr銆丆鍜屽叾瀹冨悎閲戝厓绱�锛岄嫾鏉愮殑娣‖鍌惧悜杓冩槑椤紝鐒婃帴鎬у樊銆�
2.1 鐒婃帴鏉愭枡
銆€銆€閲濆皪(du矛)15CrMo閶肩殑鐒婃帴鎬у強鐝�(xi脿n)鍫�(ch菐ng)楂樺绠￠亾鐨勫伐浣滅壒榛�(di菐n)锛屾牴鎿�(j霉)浠ュ線鐨勭稉(j墨ng)椹�(y脿n)锛屽弮鐓у湅(gu贸)澶栨彁渚涚殑鐒婃帴宸ヨ棟鍗�锛屾垜鍊戦伕鎿囦簡鍏╃ó鏂规閫�(j矛n)琛岀剨鎺ヨ│椹�(y脿n)銆�
銆€銆€鏂规鈪狅細鐒婃帴闋�(y霉)鐔�锛岄噰鐢‥R80S-B2L鐒婄挡锛孴1G鐒婃墦搴�锛孍8018-B2鐒婃锛岀剨姊濋浕寮х剨钃嬮潰锛岀剨鍚庨€�(j矛n)琛屽眬閮ㄧ啽铏曠悊銆�
銆€銆€鏂规鈪★細閲囩敤ER80S-B2L鐒婄挡锛孴1G鐒婃墦搴�锛孍309Mo-16鐒婃锛岀剨姊濆～鍏呴浕寮х剨钃嬮潰锛岀剨鍚庝笉閫�(j矛n)琛岀啽铏曠悊銆傜剨绲插拰鐒婃鐨勫寲瀛�(xu茅)鎴愬垎鍙婂姏瀛�(xu茅)鎬ц兘瑕�(ji脿n)琛�1銆�
銆€銆€琛�1 鐒婃帴鏉愭枡鐨勫寲瀛�(xu茅)鎴愬垎鍜屽姏瀛�(xu茅)鎬ц兘
銆€銆€鍨嬭櫉(h脿o) C Mn Si Cr Ni Mo S P 未b/Mpa 未,%
銆€銆€ER80S-B2L鈮�0.05 0.70.41.2 <0.20.5 鈮�0.025 鈮�0.025 鈮�500 25
銆€銆€E8018-B2 0.070.7 0.3 1.1 0.5 鈮�0.04 鈮�0.03 550 19
銆€銆€E309Mo-16鈮�0.12 0.5锝�2.5 0.9 22.0锝�25.0 12.0锝�14.0 2.0锝�3.0鈮�0.025鈮�0.035 550 25
銆€銆€2.2 鐒婂墠婧�(zh菙n)鍌�
銆€銆€瑭︿欢閲囩敤15CrMo閶肩,瑕�(gu墨)鏍肩偤蠁325脳25锛屽潯鍙ｅ瀷寮忓強灏哄瑕�(ji脿n)鍦�1銆�
銆€銆€鐒婂墠鐢ㄨ鍚戠（鍏夋(j墨)灏囧潯鍙ｅ収(n猫i)澶栧強鍧″彛閭婄罚50mm鑼冨湇鍏�(n猫i)鎵撶（鑷抽湶鍑洪噾灞厜婢�锛岀劧鍚庣敤涓欓叜娓呮礂骞插噲銆�
銆€銆€瑭︿欢鐐烘按骞冲浐瀹氫綅缃�锛屽皪(du矛)鍙ｉ枔闅欑偤4mm锛岄噰鐢ㄦ墜宸ラ帰妤垫艾寮х剨娌垮湌鍛ㄥ潎鍕婚粸(di菐n)鐒婂叚铏�锛屾瘡铏曢粸(di菐n)鍥洪暦(zh菐ng)搴︽噳(y墨ng)涓嶅皬浜�20mm銆傜剨姊濇寜琛�2鐨勮(gu墨)鑼冮€�(j矛n)琛岀儤鐑�銆�
銆€銆€琛�2 鐒婃鐑樼儰瑕�(gu墨)鑼�
銆€銆€鐒婃鍨嬭櫉(h脿o) 鐑樼儰婧害 淇濇韩鏅�(sh铆)闁�
銆€銆€E8018-B2 300 鈩� 2h
銆€銆€E309Mo-16 150 鈩� 1.5h
銆€銆€2.3 鐒婃帴宸ヨ棟鍙冩暩(sh霉)
銆€銆€鎸夋柟妗堚厾鐒婂墠闇€閫�(j矛n)琛岄爯(y霉)鐔�锛屾牴鎿�(j霉)Tto-Bessyo绛変汉鎻愬嚭鐨勮▓(j矛)绠楅爯(y霉)鐔辨韩搴﹀叕寮忥細
銆€銆€To=350鈭歔C]-0.25锛堚剝锛� 寮忎腑锛孴o鈥斺€旈爯(y霉)鐔辨韩搴�锛屸剝銆�
銆€銆€[C]=[C]x [C]p [C]p=0.005S[C]x
銆€銆€[C]x=C 锛圡n Cr锛�/9 Ni/18 7Mo/90 寮忎腑锛�
銆€銆€[C]x鈥斺€旀垚鍒嗙⒊鐣�(d膩ng)閲忥紱
銆€銆€[C]p鈥斺€斿昂瀵哥⒊鐣�(d膩ng)閲�锛� S鈥斺€旇│浠跺帤搴︼紙鏈枃涓璖=25mm锛�;
銆€銆€[C]x=C 锛圡n Cr锛�/9 7/90Mo=0.361
銆€銆€[C]p=0.045 鍓嘥o=138鈩�
銆€銆€鍥犳闋�(y霉)鐔辨韩搴﹂伕鐐�150鈩�銆傞噰鐢ㄦ哀-涔欑倲鐒板皪(du矛)瑭︿欢閫�(j矛n)琛屽姞婧�锛屽厛鐢ㄦ脯(c猫)婧瓎绮楃暐鍒ゆ柗瑭︿欢琛ㄩ潰鐨勭殑婧害锛堜互绛嗚贰椤忚壊璁婂寲蹇參閫�(j矛n)琛屼及瑷�(j矛)锛夛紝鏈€鍚庣敤鍗婂皫(d菐o)楂旈粸(di菐n)婧▓(j矛)娓�(c猫)瀹�锛屾脯(c猫)閲忛粸(di菐n)鑷冲皯鎳�(y墨ng)閬告搰涓夐粸(di菐n)锛屼互淇濊瓑瑭︿欢鏁撮珨鍧囬仈(d谩)鍒版墍瑕佹眰鐨勯爯(y霉)鐔辨韩搴�銆�
銆€銆€鐒婃帴鏅�(sh铆)锛岀涓€灞ら噰鐢ㄦ墜宸ラ帰妤垫艾寮х剨鎵撳簳锛岀偤閬垮厤浠扮剨铏曠剨绺儗闈㈢敘(ch菐n)鐢熷嚬闄�锛岄€佺挡鏅�(sh铆)閲囩敤鍏�(n猫i)濉挡娉�锛屽嵆鐒婄挡閫氶亷(gu貌)灏�(du矛)鍙ｉ枔闅欏緸绠″収(n猫i)閫佸叆銆傚叾浣欏悇灞ら噰鐢ㄧ剨姊濋浕寮х剨锛屽叡鐒�6灞�锛屾瘡鍊�(g猫)鐒婂堡涓€姊濈剨閬�銆傛柟妗堚厾鍜屾柟妗堚叀鐨勭剨鎺ュ伐钘濆弮鏁�(sh霉)瑕�(ji脿n)琛�3銆�4銆傛寜鏂规鈪犵剨
銆€銆€琛�3 鏂规鈪犵殑鐒婃帴宸ヨ棟鍙冩暩(sh霉)
銆€銆€鐒婇亾鍚嶇ū 鐒婃帴鏂规硶 鐒婃帴鏉愭枡 鐒婃潗瑕�(gu墨)鏍�/mm 鐒婃帴闆绘祦/A 闆诲姬闆诲/V 闋�(y霉)鐔卞強灞ら枔婧害 鐔辫檿鐞嗚(gu墨)鑼�
銆€銆€鎵撳簳灞� 閹㈡澘姘姬鐒� ER80S-B2L 蠁2.4 110 12
銆€銆€濉厖灞� 鐒婃闆诲姬鐒� E8018-B2 蠁3.2 5 85锝�90 23锝�25150鈩� 715?锛�?5min
銆€銆€钃嬮潰灞� 鐒婃闆诲姬鐒� E8018-B2 蠁3.2 5 85锝�90 23锝�25
銆€銆€琛�4 鏂规鈪＄殑鐒婃帴宸ヨ棟鍙冩暩(sh霉)
銆€銆€鐒婇亾鍚嶇ū 鐒婃帴鏂规硶 鐒婃帴鏉愭枡 鐒婃潗瑕�(gu墨)鏍�/mm 鐒婃帴闆绘祦/A 闆诲姬闆诲/V 闋�(y霉)鐔卞強灞ら枔婧害 鐔辫檿鐞嗚(gu墨)鑼�
銆€銆€鎵撳簳灞� 閹㈡澘姘姬鐒� ER80S-B2L 蠁2.4 110 12
銆€銆€濉厖灞� 鐒婃闆诲姬鐒� E309Mo-16 蠁3.2 90锝�95 22锝�24 / /
銆€銆€钃嬮潰灞� 鐒婃闆诲姬鐒� E309Mo-16 蠁3.2 90锝�95 22锝�24
銆€銆€鎺ユ檪(sh铆)锛屽堡闁撴韩搴︽噳(y墨ng)涓嶄綆浜�150鈩�锛岀偤闃叉涓柗鐒婃帴鑰屽紩璧疯│浠剁殑闄嶆韩锛屾柦鐒婃檪(sh铆)鎳�(y墨ng)鐢变簩鍚嶇剨宸ヤ氦鏇挎搷浣�锛岀剨鍚庢噳(y墨ng)绔嬪嵆閲囧彇淇濇韩绶╁喎鎺柦銆� 
銆€銆€2.4 鐒婂悗鐔辫檿鐞�
銆€銆€閲囩敤鏂规鈪犵剨鎺ョ殑瑭︿欢锛岀剨鍚庢噳(y墨ng)閫�(j矛n)琛屽眬閮ㄩ珮婧洖鐏檿鐞�銆傜啽铏曠悊鐨勫伐钘濈偤锛氬崌婧€熷害鐐�200鈩�/h锛屽崌鍒�715鈩冧繚婧�1灏忔檪(sh铆)15鍒嗛悩锛岄檷婧€熷害100鈩�/h锛岄檷鍒�300鈩冨悗绌哄喎銆傚叿楂旈噰鐢↗L-4鍨嬪饱甯跺紡闆诲姞鐔卞櫒锛�1146脳310锛夊寘绻炵剨绺�锛岀敤纭呴吀閶佹灞や繚婧紝淇濇韩灞ゅ帤搴�50mm锛屾韩搴︽帶鍒堕噰鐢―JK-A鍨嬮浕鍔犵啽鍣ㄨ嚜鍕�(d貌ng)鎺ф韩鍎€銆�
銆€銆€3 鐒婃帴宸ヨ棟瑭�(p铆ng)瀹氳│椹�(y脿n)
銆€銆€瑭︿欢鐒婂悗鎸塉B4730-94銆婂鍔涘鍣ㄧ劇(w煤)鎼嶆娓�(c猫)銆嬫(bi膩o)婧�(zh菙n)閫�(j矛n)琛�100%鐨勮秴鑱叉尝鎺㈠偡妾㈤(y脿n)锛岀剨绺厾绱�(j铆)鍚堟牸銆傛寜JB4708銆婇嫾鍒跺鍔涘鍣ㄧ剨鎺ュ伐钘濊⿻(p铆ng)瀹氥€嬫(bi膩o)婧�(zh菙n)閫�(j矛n)琛岀剨鎺ュ伐钘濊⿻(p铆ng)瀹氳│椹�(y脿n)銆傝⿻(p铆ng)瀹氱祼(ji茅)鏋滆(ji脿n)琛�5銆�
銆€銆€琛�5 鐒婃帴宸ヨ棟瑭�(p铆ng)瀹氳│椹�(y脿n)绲�(ji茅)鏋�
銆€銆€瑭﹂(y脿n)鏂规 鎷変几瑭﹂(y脿n) 褰庢洸瑭﹂(y脿n) 娌栨搳闊屾€ц│椹�(y脿n)aky锛圝/cm2锛�
銆€銆€鎶楁媺寮�(qi谩ng)搴ξ碽/Mpa 鏂疯閮ㄤ綅 褰庢洸瑙掑害 闈㈠綆 鑳屽綆 鐒婄斧 鐔斿悎绶� 鐔卞奖闊垮崁(q奴)(HAZ)
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