濠佸簳Q345E閶兼澘鑰愪綆婧浂涓�40搴�銆備綆婧玅345E閶兼澘鍍�(ji脿)鏍紎鑸為嫾鐝�(xi脿n)璨ㄨ硣婧愯睈瀵�
Q345E浠嬬垂
Q345E鏄嫾鐨勭墝铏�(h脿o)锛屽爆浜庝綆鍚堥噾楂樺挤(qi谩ng)搴﹂嫾鏉匡紝鍏锋湁杓冨ソ鐨勪綆婧矕鎿婃€ц兘锛涢嫾鐨勭墝铏�(h脿o)鐢变唬琛ㄥ眻鏈嶅挤(qi谩ng)搴︾殑婕㈣獮(y菙)鎷奸煶瀛楁瘝銆佸眻鏈嶅挤(qi谩ng)搴﹀€�銆佽唱(zh矛)閲忕瓑绱�(j铆)绗﹁櫉(h脿o)涓夊€�(g猫)閮ㄥ垎绲勬垚銆傚叾涓細Q琛ㄧず灞堟湇寮�(qi谩ng)搴�锛�345琛ㄧず灞堟湇寮�(qi谩ng)搴﹀€�锛屽柈浣峂Pa锛汦琛ㄧず绛夌礆(j铆)锛堥€氶亷(gu貌)-40搴︽矕鎿婅│椹�(y脿n)锛�锛�
鐣�(d膩ng)闇€瑕佹眰閶兼澘鍏锋湁鍘氬害鏂瑰悜鎬ц兘鏅�(sh铆)锛屽墖鍦ㄩ嫾鐨勭墝铏�(h脿o)涓婂姞涓婁唬琛ㄥ帤搴︽柟鍚戯紙Z鍚戯級鎬ц兘绱�(j铆)鍒ョ殑绗﹁櫉(h脿o)锛屼緥濡傦細Q345EZ15銆�
鐣�(d膩ng)闇€瑕侀€�(j矛n)琛岀啽铏曠悊瑕佹眰鏅�(sh铆)锛屾瘮濡傛鐏�锛屽墖鍦ㄩ嫾鐨勭墝铏�(h脿o)鍚庣洞N锛屽父鐢�+N琛ㄧず锛屼緥濡傦細Q345E+N
Q345E鐨勫寲瀛�(xu茅)鎴愪唤
鎸夊湅(gu贸)瀹舵柊妯�(bi膩o)婧�(zh菙n)GB/1591-2008瀵�(sh铆)鏂藉寲瀛�(xu茅)鎴愪唤濡備笅
Q345E C 鈮�0.18
Si 鈮�0.50
Mn 鈮�1.70
P 0.025
S 0.020
Nb 0.07
V 0.15
Ti 0.20
Cr 0.30
Ni 0.50
Cu 0.30
N 0.012
Mo 0.10
Q345E鐨勬(j墨)姊版€ц兘
鎸夊湅(gu贸)瀹舵柊妯�(bi膩o)婧�(zh菙n)GB/T1591-2008瀵�(sh铆)鏂芥(j墨)姊版€ц兘濡備笅
鐗岃櫉(h脿o)
鍘氬害/mm
鎶楁媺寮�(qi谩ng)搴m/Mpa(N/mm2)
灞堟湇寮�(qi谩ng)搴� ReL/Mp(N/mm2)
浼搁暦(zh菐ng)鐜嘇/%
娌栨搳瑭﹂(y脿n)婧害/鈩�
娌栨搳鍚告敹鑳介噺KV2/J
180掳褰庢洸瑭﹂(y脿n) 褰庢洸鐩村緫
宸ョ▼姗�(j墨)姊�銆佺う灞辨(j墨)姊�銆佸喍閲戠挵(hu谩n)淇濄€佹按鍒╂按闆荤瓑绲�(ji茅)妲�(g貌u)浠�銆�
閶兼澘鏄钩鏉跨媭锛岀煩褰㈢殑锛屽彲鐩存帴杌嬪埗鎴栫敱瀵嫾甯跺壀鍒囪€屾垚銆�
閶兼澘鎸夊帤搴﹀垎锛岃杽閶兼澘<4姣背锛堟渶钖�0.2姣背锛夛紝鍘氶嫾鏉�4~60姣背锛岀壒鍘氶嫾鏉�60~115姣背銆傚﹣搴昋345E閶兼澘鑰愪綆婧浂涓�40搴�銆�
閶兼澘鎸夎粙鍒跺垎锛屽垎鐔辫粙鐨勫拰鍐疯粙鐨�銆�
钖勬澘鐨勫搴︾偤500~1500姣背锛涘帤鐨勫搴︾偤600~3000姣背銆傝杽鏉挎寜閶肩ó鍒�锛屾湁鏅€氶嫾銆佸劒(y艒u)璩�(zh矛)閶�銆佸悎閲戦嫾銆佸綀绨ч嫾銆佷笉閵归嫾銆佸伐鍏烽嫾銆佽€愮啽閶�銆佽桓鎵块嫾銆佺閶煎拰宸ユキ(y猫)绱旈惖钖勬澘绛�锛涙寜灏堟キ(y猫)鐢ㄩ€斿垎锛屾湁娌规《鐢ㄦ澘銆佹惇鐡风敤鏉裤€侀槻褰堢敤鏉跨瓑锛涙寜琛ㄩ潰娑傞崓灞ゅ垎锛屾湁閸嶉媴钖勬澘銆侀崓閷杽鏉�銆侀崓閴涜杽鏉裤€佸鏂欏京(f霉)鍚堥嫾鏉跨瓑銆�
鍘氶嫾鏉跨殑閶肩ó澶ч珨涓婂拰钖勯嫾鏉跨浉鍚�銆傚湪鍝佸悇鏂归潰锛岄櫎浜嗘⿱姊侀嫾鏉�銆侀崑鐖愰嫾鏉�銆佹苯杌婂埗閫犻嫾鏉裤€佸鍔涘鍣ㄩ嫾鏉垮拰澶氬堡楂樺瀹瑰櫒閶兼澘绛夊搧绋磾灞帤鏉垮锛屾湁浜涘搧绋殑閶兼澘濡傛苯杌婂ぇ姊侀嫾鏉匡紙鍘�2.5~10姣背锛�銆佽姳绱嬮嫾鏉匡紙鍘�2.5~8姣背锛夈€佷笉閵归嫾鏉�銆佽€愮啽閶兼澘绛夊搧绋槸鍚岃杽鏉夸氦鍙夌殑銆�
鍙�锛岄嫾鏉块倓鏈夋潗璩�(zh矛)涓€瑾�(shu艒)锛屽苟涓嶆槸鎵€鏈夌殑閶兼澘閮芥槸涓€妯ｇ殑锛屾潗璩�(zh矛)涓嶄竴妯�锛屽叾閶兼澘鎵€鐢ㄥ埌鐨勫湴鏂�锛屼篃涓嶄竴妯�銆�
闅ㄨ憲绉戝(xu茅)鎶€琛�(sh霉)鍜屽伐妤�(y猫)鐨勭櫦(f膩)灞曪紝灏�(du矛)鏉愭枡鎻愬嚭浜嗘洿楂樼殑瑕佹眰锛屽鏇撮珮鐨勫挤(qi谩ng)搴�锛屾姉楂樻韩銆侀珮澹�銆佷綆婧紝鑰愯厫铦�銆佺（鎼嶄互鍙婂叾瀹冪壒娈婄墿鐞嗐€佸寲瀛�(xu茅)鎬ц兘鐨勮姹�锛岀⒊閶煎凡涓嶈兘瀹屽叏婊胯冻瑕佹眰銆�
纰抽嫾鐨勫湪鎬ц兘涓婁富瑕佹湁浠ヤ笅骞炬柟闈㈢殑涓嶈冻锛�
(1)娣€忔€т綆涓€鑸儏娉佷笅锛岀⒊閶兼按娣殑鏈€澶ф番閫忕洿寰戝彧鏈�10mm-20mm銆�
(2)寮�(qi谩ng)搴﹀拰灞堝挤(qi谩ng)姣旇純浣庡鏅€氱⒊閶糛235閶肩殑蟽s鐐�235MPa锛岃€屼綆鍚堥噾绲�(ji茅)妲�(g貌u)閶�16Mn鐨勏僺鍓囩偤360MPa浠ヤ笂銆�40閶肩殑蟽s /蟽b鍍呯偤0.43,閬�(yu菐n)浣庝簬鍚堥噾閶�銆�
(3)鍥炵伀绌�(w臎n)瀹氭€у樊鐢变簬鍥炵伀绌�(w臎n)瀹氭€у樊锛岀⒊閶煎湪閫�(j矛n)琛岃(di脿o)璩�(zh矛)铏曠悊鏅�(sh铆)锛岀偤浜嗕繚璀夎純楂樼殑寮�(qi谩ng)搴﹂渶閲囩敤杓冧綆鐨勫洖鐏韩搴�锛岄€欐ǎ閶肩殑闊屾€у氨鍋忎綆锛涚偤浜嗕繚璀夎純濂界殑闊屾€�锛岄噰鐢ㄩ珮鐨勫洖鐏韩搴︽檪(sh铆)寮�(qi谩ng)搴﹀張鍋忎綆锛屾墍浠ョ⒊閶肩殑缍滃悎姗�(j墨)姊版€ц兘姘村钩涓嶉珮銆�
(4)涓嶈兘婊胯冻鐗规畩鎬ц兘鐨勮姹傜⒊閶煎湪鎶楁哀鍖�銆佽€愯潟銆佽€愮啽銆佽€愪綆婧�銆佽€愮（鎼嶄互鍙婄壒娈婇浕纾佹€х瓑鏂归潰寰€寰€杓冨樊锛屼笉鑳芥豢瓒崇壒娈婁娇鐢ㄦ€ц兘鐨勯渶姹�銆傚﹣搴昋345E閶兼澘鑰愪綆婧浂涓�40搴︺€傚﹣搴昋345E閶兼澘鑰愪綆婧浂涓�40搴�銆�
鍒嗛