涓嶉姽閶奸姺鍞儴锛氶嫾绠$⒊閶�銆佺壒閶奸姺鍞儴锛�
閵峰敭涓€閮細0510-83078785 13861771366 18961831785 鍌崇湡
0510-83074366
閵峰敭浜岄儴锛�0510-83075035 13861775089 15315738608
鐒¢尗榄嘲鎭掗噾灞埗鍝佹湁闄愬叕鍙告槸缍撳湅瀹跺伐鍟嗚鏀跨鐞嗘敞鍐婄偤闆嗙敓鐢€€侀姺鍞�銆佸姞宸ャ€侀亱杓镐簬涓€楂旂殑澶у瀷灏堟キ(y猫)閶兼潗銆佺墿娴佷紒妤�(y猫)銆傛垜鍏徃鎲戝€熼泟鍘氱殑瀵﹀姏銆佽睈瀵岄綂鍏ㄧ殑瑕�(gu墨)鏍煎搧绋�锛屽畬鍠勭殑璩噺楂旂郴锛屽悎鐞嗙殑鍍规牸锛屽劒(y艒u)璩殑鏈嶅嫏锛屼笉鏂峰湴鍙楀埌鏂拌€佸鎴跺強妤�(y猫)鍏т汉澹偗瀹氬拰淇′换銆傛垜鍊戞湰钁楀強鐢ㄦ埗涔嬫墍鍙娿€佹兂鐢ㄦ埗涔嬫墍鎯崇殑鏈嶅嫏瀹楁棬锛屼笉鏂峰湴鎷兼悘閫插彇銆�
鍏徃鏄竴瀹剁稉鐕熷湏閶肩殑灏堢嚐浼佹キ(y猫)锛屽父骞撮姺鍞笉閵归嫾鍦撻嫾,20#鍦撻嫾,45#鍦撻嫾,16MN鍦撻嫾, Q345B鍦撻嫾鍍规牸,35CRMO鍚堥噾鍦撻嫾,20CR鍚堢祼閶�,20CRNIMO鍦撻嫾,27SIMN鍦撻嫾,40cr鍦撻嫾,16mn鍦撻嫾,鍚堥噾鍦撻嫾绛夊悇绋(gu墨)鏍�銆佹潗璩殑鍦撻嫾銆傚叕鍙告垚绔嬩互渚嗘繁鍙楄澶氬柈浣嶇殑鏀寔鑸囦俊璩�锛岀従(xi脿n)宸茶⿻鐐衡€滅劇閷競淇¤鍠綅鈥�銆佲€滈噸鍚堝悓鍠綅鈥�銆傚叕鍙歌垏鍚勫ぇ閶煎粻闀锋湡鍚堜綔锛岄€茶波娓犻亾绌�(w臎n)瀹�銆佽硣閲戦泟鍘�锛岃磸寰楁柊鑰佸鎴剁殑淇¤炒锛屸€滅稉鐕熸柟寮忛潏娲�锛岀偤瀹㈡埗鏈嶅嫏锛岀偤鍠綅瑙i洠銆傗€�
鍙﹀鍏徃甯稿勾浠ョ従(xi脿n)璨ㄥ拰浠g悊鐨勬柟寮忛姺鍞ぉ閶�銆佸寘閶笺€佹垚閶�銆佸喍閶笺€佸閶�銆侀瀺閶笺€佽 閶�銆佹椽閶肩瓑鍏ㄥ湅鍚勫ぇ閶煎粻鐨勬潗鏂欍€傚叾甯稿倷璩囨簮鏉愯唱鐐猴細10#銆�20#銆�35#銆�45#銆�16Mn銆�27SiMn銆�15CrMoG銆�35CrMo銆丆r5Mo銆�12Cr1MoVG銆�10CrMo910銆乀91銆乄b36绛�锛屾婧栫偤锛氱祼妲嬬 GB8162-99銆佹祦楂旂GB8163-1999銆佷綆涓閸嬬垚绠B3087-1999銆侀珮澹撻崑鐖愮GB5310-95銆丼T45.8-鈪�銆佸寲鑲ョGB6479-1999銆佺煶娌硅鍖栫 GB9948-88 銆佹恫澹撴敮鏋剁 GB17396-1998銆傚叕鍙歌硣閲戦泟鍘�锛岃波婧愬厖瓒筹紝灏嶅唬澶у鎴跺琛屾湇鍕欎笁?锛佹皑锛稢璩噺銆佷繚璀夋檪闁�銆佷繚璀夋暩(sh霉)閲忊€�銆傜偤鍔犲揩璩囬噾鍛ㄨ綁锛岀従(xi脿n)浠ユ渶浣庡児閵峰敭銆傚湪鏂扮殑涓栫磤閲�锛屾垜鍊戣浠モ€滆獱淇♀€濈偤鏍规湰锛岃繋鎺ワ挤锛达集鎸戞埌(zh脿n)锛岄枊鎷撳湅鍏у競鍫� , 鎼跺崰鍦嬮殯鐏橀牠銆�
鍏徃閵峰敭鐨勫湏閶煎拰閶肩鍧囩偤姝e搧锛屼粯鍘熷璩噺淇濊瓑鏇稿強寰╁嵃浠躲€傚苟鑸囦笂杩板咕澶ч嫾寤犱繚鎸佸父骞寸殑渚涜波鍚堝悓锛屽鐢ㄩ噺澶ф垨闇€鐗规畩鏉愯唱 鍜岃(gu墨)鏍�锛屽彲寰為嫾寤犵洿鎺ュ畾璨�銆�
鍦撻嫾銆€銆€鍦撻嫾鏄寚鎴潰鐐哄湏褰㈢殑瀵﹀績闀锋閶兼潗銆傚叾瑕�(gu墨)鏍间互鐩村緫鐨勬绫虫暩(sh霉)琛ㄧず锛屽鈥� 50鈥濆嵆琛ㄧず鐩村緫鐐� 50姣背鐨勫湏閶�銆�
涓嶉姽閶煎湏妫�(15寮�)
绶ㄨ集鏈
鏉愯唱
銆€銆€鍦撻嫾鏉愯唱锛�10#銆�20#銆�35#銆�45#銆丵215-235銆�304銆�316銆�20Cr銆�40Cr銆�20CrMo銆�35CrMo銆�42CrMo銆�40CrNiMo銆丟Cr15銆�65Mn銆�50Mn銆�50Cr銆�3Cr2W8V銆�20CrMnTi銆�5CrMnMo绛夈€�
绶ㄨ集鏈
鍦撻嫾鐨勭悊璜栬▓绠楀叕寮�
銆€銆€鍒嗛
銆€銆€鍦撻嫾鏄寚鎴潰鐐哄湏褰㈢殑瀵﹀績闀锋閶兼潗銆傚叾瑕�(gu墨)鏍间互鐩村緫鐨勬绫虫暩(sh霉)琛ㄧず锛屽"50"鍗宠〃绀虹洿寰戠偤50姣背鐨勫湏閶�銆�
銆€銆€鍦撻嫾鍒嗙偤鐔辫粙銆侀崨鍒跺拰鍐锋媺涓夌ó銆傜啽杌嬪湏閶肩殑瑕�(gu墨)鏍肩偤5.5-250姣背銆傚叾涓細5.5-25姣背鐨勫皬鍦撻嫾澶у浠ョ洿姊濇垚鎹嗕緵鎳�锛屽父鐢ㄤ綔閶肩瓔銆佽灪鏍撳強鍚勭ó姗熸闆朵欢锛涘ぇ浜�25姣背鐨勫湏閶�锛屼富瑕佺敤浜庡埗閫犳姊伴浂浠舵垨浣滅劇绺嫾绠″澂
銆€銆€鍦撻嫾鑸囧叾瀹冮嫾绛嬬殑鍗€(q奴)鍒ワ細1 澶栧瀷涓嶄竴妯o紝鍦撻嫾澶栧瀷鍏夊湏锛岀劇绱嬬劇鑲嬶紝鍏跺畠閶肩瓔琛ㄩ潰澶栧瀷鏈夊埢绱嬫垨鏈夎倠锛岄€欐ǎ灏遍€犳垚鍦撻嫾鑸囨贩鍑濆湡鐨勭矘绲愬姏灏忥紝鑰屽叾瀹冮嫾绛嬭垏娣峰嚌鍦熺殑绮樼祼鍔涘ぇ銆� 2 鎴愪唤涓嶄竴妯�锛屽湏閶�(涓€绱氶嫾)灞簬鏅€氫綆纰抽嫾锛屽叾瀹冮嫾绛嬪鐐哄悎閲戦嫾銆�3 寮峰害涓嶄竴妯o紝鍦撻嫾寮峰害浣庯紝鍏跺畠閶煎挤搴﹂珮锛屽嵆鐩村緫澶у皬鐩稿悓鐨勫湏閶艰垏鍏跺畠閶肩瓔鐩告瘮锛屽湏閶兼墍鑳芥壙鍙楃殑鎷夊姏瑕佹瘮鍏跺畠閶肩瓔灏�锛屼絾鍦撻嫾鐨勫鎬ф瘮鍏跺畠閶肩瓔寮�锛屽嵆鍦撻嫾鍦ㄨ鎷夋柗鍓嶆湁杓冨ぇ鐨勮畩褰�,鑰屽叾瀹冮嫾绛嬪湪琚媺鏂峰墠鐨勮畩褰㈣灏忓緱澶�銆�
绶ㄨ集鏈
鍦撻嫾鐨勬婧�
銆€銆€妯欐簴锛氾紙GB699-1988銆丟B700-1988銆丟B3077-1988銆丟B702-1986銆丵J/HG02.17-1991锛夛紝涓嬭〃鐐哄湏閶艰┏绱扮殑妯欐簴:
銆€銆€
鏉愯唱 瑕�(gu墨)鏍� 鏉愯唱 瑕�(gu墨)鏍�
8#-10# 鈭�16-290 65Mn 鈭�40-300
15# 鈭�14-150 45Mn2 鈭�18-75
20# 鈭�8-480 60Si2Mn 鈭�16-150
35# 鈭�8-480 20CrMnTi 鈭�10-480
45# 鈭�6.5-480 20crmnTiB 鈭�16-75
Q235B 鈭�6.5-180 GCr15 鈭�16-400
40Cr 鈭�8-480 ML35 鈭�8-150
20Cr 鈭�10-480 T8-T13 鈭�8-480
42CrMo 鈭�12-480 Cr12 鈭�16-300
35CrMo 鈭�12-480 Cr12MoV 鈭�16-300
20CrMo 鈭�12-300 3Cr2W8V 鈭�16-300
38CrMoAL 鈭�20-300 45Cr50Cr 鈭�20-300
5CrMnMo 鈭�20-450 20CrMnMo 鈭�20-300
16Mn锛圦345B锛� 鈭�14-365 40Mn2 鈭�28-60
50Mn 鈭�40-200 35Cr 鈭�55
15CrMo 鈭�21鈭�24鈭�75 15Mn 鈭�32鈭�170
25# 鈭�16-280 40CrMnMo 鈭�80-鈭�160
YF45MnV 鈭�28-80 20CrMnMo 鈭�20-300
30# 鈭�6.5-480 27 SiMn 鈭�20-350
30Crmo 鈭�28 Crwmn 鈭�20-300
30CrmnTi 鈭�16-300 H13(4Cr5MoSiVi) 鈭�20-300
60# 鈭�210.鈭�260 40crNimo 鈭�20-400
<<<<20CrMo鍦撻嫾>>>>
銆€銆€鐗岃櫉锛�20CrMo 銆€銆€妯欐簴锛欸B/T 3077-1988 銆€銆€灏嶆噳妯欐簴锛欽IS G4053锛�2003 銆€銆€ASTM A29M锛�2005 銆€銆€ISO 683-18锛�1996 銆€銆€绲�(t菕ng)涓€鏁�(sh霉)瀛椾唬铏燂細A30202
绶ㄨ集鏈20CrMo鐗规€у強閬╃敤鑼冨湇
銆€銆€20CrMo娣€忔€ц純楂�锛岀劇鍥炵伀鑴嗘€э紝鐒婃帴鎬х浉鐣跺ソ锛屽舰鎴愬喎瑁傜殑鍌惧悜寰堝皬锛屽彲鍒囧墛鎬у強鍐锋噳璁婂鎬ц壇濂�銆備竴鑸湪瑾胯唱鎴栨徊纰虫番鐏媭鎱�(t脿i)涓嬩娇鐢�锛岀敤浜庡埗閫犲湪闈炶厫铦曟€т粙璩強宸ヤ綔婧害浣庝簬 250鈩�銆佸惈鏈夋爱姘贩鍚堢墿鐨勪粙璩腑宸ヤ綔鐨勯珮澹撶鍙婂悇绋穵鍥轰欢銆佽純楂樼礆鐨勬徊纰抽浂浠�锛屽榻掕吉銆佽桓绛�銆�
绶ㄨ集鏈20CrMo鍖栧鎴愪唤
銆€銆€纰� C 锛�0.17锝�0.24 銆€銆€纭� Si锛�0.17锝�0.37 銆€銆€閷� Mn锛�0.40锝�0.70 銆€銆€纭� S 锛氱瓟鎳夋畼浣欏惈閲忊墹0.035 銆€銆€纾� P 锛氱瓟鎳夋畼浣欏惈閲忊墹0.035 銆€銆€閴� Cr锛�0.80锝�1.10 銆€銆€閹� Ni锛氱瓟鎳夋畼浣欏惈閲忊墹0.030 銆€銆€閵� Cu锛氱瓟鎳夋畼浣欏惈閲忊墹0.030 銆€銆€閴� Mo锛�0.15锝�0.25
绶ㄨ集鏈20CrMo鍔涘鎬ц兘锛�
銆€銆€鎶楁媺寮峰害 蟽b (MPa)锛氣墺885(90) 灞堟湇寮峰害 蟽s (MPa)锛氣墺685(70) 浼搁暦鐜� 未5 (%)锛氣墺12 鏂烽潰鏀剁府鐜� 蠄 (%)锛氣墺50 娌栨搳鍔� Akv (J)锛氣墺78 娌栨搳闊屾€у€� 伪kv (J/cm2)锛氣墺98(10) 纭害 锛氣墹197HB 瑭︽ǎ灏哄锛氳│妯f瘺鍧昂瀵哥偤15mm 鐔辫檿鐞嗚(gu墨)鑼冨強閲戠浉绲勭箶锛� 銆€銆€鐔辫檿鐞嗚(gu墨)鑼冿細娣伀880鈩�,姘村喎銆佹补鍐�;鍥炵伀500鈩�,姘村喎銆佹补鍐枫€� 銆€銆€浜よ波鐙€鎱�(t脿i)锛氫互鐔辫檿鐞嗭紙姝g伀銆侀€€鐏垨楂樻韩鍥炵伀锛夋垨涓嶇啽铏曠悊鐙€鎱�(t脿i)浜よ波锛屼氦璨ㄧ媭鎱�(t脿i)鎳夊湪鍚堝悓涓敞鏄庛€� 銆€銆€20CrMo鐔辫檿鐞嗭細 銆€銆€20CrMo鏉愭枡灞簬浣庣⒊鍚堥噾绲愭閶�,閬╁悎婊茬⒊娣伀铏曠悊;鐔辫檿鐞嗚(gu墨)鑼�:娣伀880鈩�,姘村喎銆佹补鍐�;鍥炵伀500鈩�,姘村喎銆佹补鍐�. 銆€銆€20CrMo纭害 銆€銆€20CrMo娣伀(860-880鈩冩按鎴栨补鍐�),鍔犱綆婧�(150--200鈩�)鍥炵伀,20CrMo纭害鐐篐RC32-33 銆€銆€鐔辫檿鐞嗗拰鍔涘鎬ц兘锛� 銆€銆€閶艰櫉: 20CrMo 銆€銆€瑭︽ǎ姣涘澂灏哄/mm: 15 銆€銆€鐔辫檿鐞唡娣伀|鍔犵啽婧害/鈩億绗竴娆℃番鐏�: 880 銆€銆€鐔辫檿鐞唡娣伀|鍔犵啽婧害/鈩億绗簩娆℃番鐏�: 鈥� 銆€銆€鐔辫檿鐞唡娣伀|鍐峰嵒鍔�: 姘�銆佹补 銆€銆€鐔辫檿鐞唡鍥炵伀|鍔犵啽婧害/鈩�: 500 銆€銆€鐔辫檿鐞唡鍥炵伀|鍐峰嵒鍔�: 姘淬€佹补 銆€銆€鍔涘鎬ц兘|鎶楁媺寮峰害蟽b/MPa|鈮�: 885 銆€銆€鍔涘鎬ц兘|灞堟湇榛炏僺/MPa|鈮�: 685 銆€銆€鍔涘鎬ц兘|浼搁暦鐜囄�5(%)|鈮�: 12 銆€銆€鍔涘鎬ц兘|闈㈢府鐜囅�(%)|鈮�: 50 銆€銆€鍔涘鎬ц兘|娌栨搳鍚告敹鍔烝KV/J|鈮�: 78 銆€銆€浜よ波鐙€鎱�(t脿i)纭害HBS|鈮�: 197
绶ㄨ集鏈20CrMo鐨勪竴鑸(gu墨)鏍�
銆€銆€20CrMo 10*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 12*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 15*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 16*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 17*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 200*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 400*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 450*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 18*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 22*闀�(mm) 鍚堥噾绲愭閶� 銆€銆€20CrMo 30*闀�(mm) 鍚堥噾绲愭閶�
<<<<42crmo鍦撻嫾>>>>
銆€銆€42CrMo閶煎爆浜庤秴楂樺挤搴﹂嫾锛屽叿鏈夐珮寮峰害鍜岄煂鎬э紝娣€忔€т篃杓冨ソ锛岀劇鏄庨’鐨勫洖鐏剢鎬э紝瑾胯唱铏曠悊鍚庢湁杓冮珮鐨勭柌鍕炴サ闄愬拰鎶楀娆℃矕鎿婅兘鍔�锛屼綆婧矕鎿婇煂鎬ц壇濂�銆傝┎閶奸仼瀹滃埗閫犺姹備竴瀹氬挤搴﹀拰闊屾€х殑澶с€佷腑鍨嬪鏂欐ā鍏�銆� 銆€銆€42crmo鍦撻嫾鐢熺敘鍦帮細 銆€銆€瀵堕嫾 澶嫾 闈掑扯娴﹂爡 寤e窞鑱�(li谩n)鐪� 娴欐睙婧窞 涓婃捣涓婁笂 涓婇嫾涓€寤� 涓婇嫾涓夊粻 澶╅嫾銆佸寘閶�銆侀瀺閶笺€佹垚閮� 瑗块嫾銆佸喍閶�銆佸畨閶笺€佽 閶�銆佸父閶肩殑鐢㈠搧绛�. 銆€銆€42crmo鍦撻嫾锛� 銆€銆€鍦撻嫾鏄寚鎴潰鐐哄湏褰㈢殑瀵﹀績闀锋閶兼潗銆傚叾瑕�(gu墨)鏍间互鐩村緫鐨勬绫虫暩(sh霉)琛ㄧず锛屽鈥� 50鈥濆嵆琛ㄧず鐩村緫鐐� 50姣背鐨勫湏閶�銆� 銆€銆€鍦撻嫾鍒嗙偤鐔辫粙銆侀崨鍒跺拰鍐锋媺涓夌ó銆傜啽杌嬪湏閶肩殑瑕�(gu墨)鏍肩偤5.5-250姣背銆傚叾涓細5.5-25姣背鐨勫皬鍦撻嫾澶у浠ョ洿姊濇垚鎹嗕緵鎳�锛屽父鐢ㄤ綔閶肩瓔銆佽灪鏍撳強鍚勭ó姗熸闆朵欢锛涘ぇ浜�25姣背鐨勫湏閶�锛屼富瑕佺敤浜庡埗閫犳姊伴浂浠舵垨浣滅劇绺嫾绠″澂 銆€銆€鍦撻嫾鑸囧叾瀹冮嫾绛嬬殑鍗€(q奴)鍒�:1 澶栧瀷涓嶄竴妯�,鍦撻嫾澶栧瀷鍏夊湏,鐒$磱鐒¤倠,鍏跺畠閶肩瓔琛ㄩ潰澶栧瀷鏈夊埢绱嬫垨鏈夎倠.閫欐ǎ灏遍€犳垚鍦撻嫾鑸囨贩鍑濆湡鐨勭矘绲愬姏灏�,鑰屽叾瀹冮嫾绛嬭垏娣峰嚌鍦熺殑绮樼祼鍔涘ぇ. 2 鎴愪唤涓嶄竴妯�,鍦撻嫾(涓€绱氶嫾)灞簬鏅€氫綆纰抽嫾,鍏跺畠閶肩瓔澶氱偤鍚堥噾閶�. 3 寮峰害涓嶄竴妯�.鍦撻嫾寮峰害浣�,鍏跺畠閶煎挤搴﹂珮,鍗崇洿寰戝ぇ灏忕浉鍚岀殑鍦撻嫾鑸囧叾瀹冮嫾绛嬬浉姣�,鍦撻嫾鎵€鑳芥壙鍙楃殑鎷夊姏瑕佹瘮鍏跺畠閶肩瓔灏�,浣嗗湏閶肩殑濉戞€ф瘮鍏跺畠閶肩瓔寮�,鍗冲湏閶煎湪琚媺鏂峰墠鏈夎純澶х殑璁婂舰,鑰屽叾瀹冮嫾绛嬪湪琚媺鏂峰墠鐨勮畩褰㈣灏忓緱澶�.
(((((30CrMnSiA))))
銆€鏉愭枡鍚嶇ū锛氬悎閲戠祼妲嬮嫾 銆€銆€鐗岃櫉锛�30CrMnSiA 銆€銆€妯欐簴锛欸B/T 3077-1988 銆€銆€鐗规€ф噳鐢細30CrMnSiA灞腑纰宠璩嫾锛屽挤搴﹂珮锛岀剨鎺ユ€ц兘杓冨樊銆�30CrMnSiA瑾胯唱鍚庢湁寰堥珮鐨勫挤搴﹀拰瓒冲鐨勯煂鎬�锛屾番閫忔€т篃濂�銆傝璩悗瑭叉潗鏂欏仛鐮傝吉杌革紝榻掕吉锛岄張杓兘鍙互銆�30CrMnSiA鍏锋湁鑹ソ鐨勫姞宸ユ€э紝鍔犲伐璁婂舰寰皬锛屾姉鐤插嫗鎬ц兘鐩哥暥濂�銆傜敤浜庤桓椤�銆佹椿濉為闆堕厤浠剁瓑銆傜敤浜庢苯杌�銆侀姗熷悇绋壒娈婅€愮(闆堕厤浠剁瓑銆� 銆€銆€鍖栧鎴愪唤锛�30CrMnSiA鍚堥噾绲愭閶�
纰� C 锛�0.28锝�0.34 銆€銆€纭� Si锛�0.90锝�1.20 銆€銆€閷� Mn锛�0.80锝�1.10 銆€銆€纭� S 锛氬厑瑷辨畼浣欏惈閲忊墹0.025 銆€銆€纾� P 锛氬厑瑷辨畼浣欏惈閲忊墹0.025 銆€銆€閴� Cr锛�0.80锝�1.10 銆€銆€閹� Ni锛氬厑瑷辨畼浣欏惈閲忊墹0.030 銆€銆€閵� Cu锛氬厑瑷辨畼浣欏惈閲忊墹0.025 銆€銆€鍔涘鎬ц兘锛� 銆€銆€鎶楁媺寮峰害 蟽b (MPa)锛氣墺1080(110) 銆€銆€灞堟湇寮峰害 蟽s (MPa)锛氣墺835(85) 銆€銆€浼搁暦鐜� 未5 (%)锛氣墺10 銆€銆€鏂烽潰鏀剁府鐜� 蠄 (%)锛氣墺45 銆€銆€娌栨搳鍔� Akv (J)锛氣墺39 銆€銆€娌栨搳闊屾€у€� 伪kv (J/cm²)锛氣墺49(5) 銆€銆€纭害 锛氣墹229HB 銆€銆€瑭︽ǎ灏哄锛氳│妯f瘺鍧昂瀵哥偤25mm 銆€銆€鐔辫檿鐞嗚(gu墨)鑼冨強閲戠浉绲勭箶锛� 銆€銆€鐔辫檿鐞嗚(gu墨)鑼冿細娣伀880鈩�锛屾补鍐�锛涘洖鐏�540鈩�锛屾按鍐枫€佹补鍐�銆� 銆€銆€浜よ波鐙€鎱�(t脿i)锛氫互鐔辫檿鐞嗭紙姝g伀銆侀€€鐏垨楂樻韩鍥炵伀锛夋垨涓嶇啽铏曠悊鐙€鎱�(t脿i)浜よ波锛屼氦璨ㄧ媭鎱�(t脿i)鎳夊湪鍚堝悓涓敞鏄庛€� 銆€銆€瀹冨挤搴﹂珮,浣嗗爆涓⒊瑾胯唱閶�,鍏锋湁杓冨ぇ鐨勬番閫忔€�,鍥犳鐒婃帴鎬ц兘寰堝樊銆� 銆€銆€瑭叉潗鏂欒璩悗鏈夊緢楂樼殑寮峰害鍜岃冻澶犵殑闊屾€�锛屾番閫忔€т篃濂姐€傝璩悗瑭叉潗鏂欏仛鐮傝吉杌�锛岄綊杓紝閺堣吉閮藉彲浠�銆� 濡傛灉鍋氬垁鍏�锛岀矖鍔犲伐鎴愮偤鍒€鍏峰舰鐙€銆傝璩檿鐞�銆傜敤纭唱鍚堥噾閵戝垁閵戝墛鍒€鍒�锛屾媼鍏夋鎷嬪厜銆傝〃闈㈢矖绯欏害閬斿埌3.2鎳夎┎娌掓湁鍟忛銆傝┎鏉愭枡鑹叉兢杓冪伆鏆�锛岄崓閶呴倓涓嶅氨鏄偤浜嗗€嬬編瑙€锛屼篃鍙槻閵�
{{{{{20CrNiMoA }}}}銆€
銆€妯欐簴锛欸B/T 3077-1999
绶ㄨ集鏈绨′粙
銆€銆€20CrNiMo鍦撻嫾鐨勬番閫忔€ц純楂�锛岀劇鍥炵伀鑴嗘€э紝鐒婃帴鎬х浉鐣跺ソ锛屽舰鎴愬喎瑁傜殑鍌惧悜寰堝皬锛屽彲鍒囧墛鎬у強鍐锋噳璁婂鎬ц壇濂�銆備竴鑸湪瑾胯唱鎴栨徊纰虫番鐏媭鎱�(t脿i)涓嬩娇鐢�锛岀敤浜庡埗閫犲湪闈炶厫铦曟€т粙璩強宸ヤ綔婧害浣庝簬 250鈩�銆佸惈鏈夋爱姘贩鍚堢墿鐨勪粙璩腑宸ヤ綔鐨勯珮澹撶鍙婂悇绋穵鍥轰欢銆佽純楂樼礆鐨勬徊纰抽浂浠讹紝濡傞綊杓�銆佽桓绛�銆�
绶ㄨ集鏈鍖栧鎴愪唤
銆€銆€纰� C 锛�0.17锝�0.23 20CrNiMo鍦撻嫾
纭� Si锛�0.17锝�0.37 銆€銆€閷� Mn锛�0.60锝�0.95 銆€銆€纭� S 锛氬厑瑷辨畼浣欏惈閲忊墹0.035 銆€銆€纾� P 锛氬厑瑷辨畼浣欏惈閲忊墹0.035 銆€銆€閴� Cr锛�0.40锝�0.70 銆€銆€閹� Ni锛�0.35锝�0.75 銆€銆€閵� Cu锛氬厑瑷辨畼浣欏惈閲忊墹0.030 銆€銆€閴� Mo锛�0.20锝�0.30
绶ㄨ集鏈鍔涘鎬ц兘
銆€銆€ 20CRNiMo 鐩涗竴閲戝爆
鎶楁媺寮峰害 蟽b (MPa)锛氣墺980(100) 銆€銆€灞堟湇寮峰害 蟽s (MPa)锛氣墺785(80) 銆€銆€浼搁暦鐜� 未5 (%)锛氣墺9 銆€銆€鏂烽潰鏀剁府鐜� 蠄 (%)锛氣墺40 銆€銆€娌栨搳鍔� Akv (J)锛氣墺47 銆€銆€娌栨搳闊屾€у€� 伪kv (J/cm2)锛氣墺59(6) 銆€銆€纭害 锛氣墹197HB 銆€銆€瑭︽ǎ灏哄锛氳│妯f瘺鍧昂瀵哥偤15mm
绶ㄨ集鏈鐔辫檿鐞�
銆€銆€鐔辫檿鐞嗚(gu墨)鑼冿細娣伀850鈩�,娌瑰喎;鍥炵伀200鈩�,绌哄喎銆� 銆€銆€浜よ波鐙€鎱�(t脿i)锛氫互鐔辫檿鐞嗭紙姝g伀銆侀€€鐏垨楂樻韩鍥炵伀锛夋垨涓嶇啽铏曠悊鐙€鎱�(t脿i)浜よ波锛屼氦璨ㄧ媭鎱�(t脿i)鎳夊湪鍚堝悓涓敞鏄�銆�
绶ㄨ集鏈涓昏鐗规€�
銆€銆€20CrNiMo閶煎師绯荤編鍦婣ISI銆丼AE妯欐簴涓殑閶艰櫉8720銆傛番閫忔€ц兘鑸�20CrNi閶肩浉杩�銆傞洊鐒堕嫾涓璑i鍚噺鐐�20CrNi閶肩殑涓€鍗�锛屼絾鐢变簬鍔犲叆灏戦噺Mo鍏冪礌锛屼娇濂ф皬楂旂瓑婧綁璁婃洸绶氱殑涓婇儴寰€鍙崇Щ锛涘張鍥犻仼鐣舵彁楂楳n鍚噺锛岃嚧浣挎閶肩殑娣€忔€т粛鐒跺緢濂�锛屽挤搴︿篃姣�20CrNi閶奸珮銆傚父鐢ㄤ簬鍒堕€犱腑灏忓瀷姹借粖銆佹嫋鎷夋鐨勭櫦(f膩)鍕曟鍜屽偝鍕曠郴绲�(t菕ng)涓殑榻掕吉锛涗害鍙唬鏇�12CrNi3閶煎埗閫犺姹傚績閮ㄦ€ц兘杓冮珮鐨勬徊纰充欢銆佹鞍鍖栦欢锛屽鐭虫补閴嗘帰鍜屽喍閲戦湶澶╃う鐢ㄧ殑鐗欒吉閴嗛牠鐨勭墮鐖拰鐗欒吉楂斻€� 20CrNiMo鍥犲惈鏈夐壃闄や簡鏈夊緢濂界稖鍚堟€ц兘澶栭倓鑳借€愪竴瀹氭韩搴�銆傜敤浜庡埗閫犳苯杓鐨勯綊杓暣杞夊瓙鍏х噧姗熼€f】姹介杸鎴潰閸涗欢绛�
((((40CrNiMoA)))) 銆€
銆€鍚堥噾绲愭閶肩啊绋卞悎绲愰嫾锛�40CrNiMoA鏄悎绲愰嫾鐨勫叾涓竴绋�锛屼篃绋卞悎閲戦嫾锛屽畠鏄湪鍎�(y艒u)璩⒊绱犵祼妲嬮嫾鐨勫熀绀庝笂锛岄仼鐣�?sh霉)涓跺挨鑳嶇幆N鎴栨暩(sh霉)绋悎閲戝厓绱狅紙绺藉惈閲忎笉瓒呴亷5%锛夎€屽埗鎴愮殑閶肩ó銆傝桓鎵块浂浠剁稉鐔辫檿鐞嗗悗甯歌鐨勮唱閲忕己闄锋湁:娣伀椤井绲勭箶閬庣啽銆佹瑺鐔便€佹番鐏绱�銆佺‖搴︿笉澶犮€佺啽铏曠悊璁婂舰銆佽〃闈㈣劔纰�銆佽粺榛炵瓑銆� 銆€銆€鍩�(zh铆)琛屾婧朑B/T3077鈥�1999銆� 銆€銆€绲�(t菕ng)涓€鏁�(sh霉)瀛椾唬铏烝50403锛� 銆€銆€鐗岃櫉40CrNiMoA锛� 銆€銆€鍖栧鎴愬垎%锛� 銆€銆€纰� C 锛�0.37锝�0.44 銆€銆€纭� Si锛�0.17锝�0.37 銆€銆€閷� Mn锛�0.50锝�0.80 銆€銆€纭� S 锛氬厑瑷辨畼浣欏惈閲忊墹0.025 銆€銆€纾� P 锛氬厑瑷辨畼浣欏惈閲忊墹0.025 銆€銆€閴� Cr锛�0.60锝�0.90 銆€銆€閹� Ni锛�1.25锝�1.65 銆€銆€閵� Cu锛氬厑瑷辨畼浣欏惈閲忊墹0.025 銆€銆€閴� Mo锛�0.15锝�0.25 銆€銆€鍔涘鎬ц兘锛� 銆€銆€鎶楁媺寮峰害 蟽b (MPa)锛氣墺980(100) 銆€銆€灞堟湇寮峰害 蟽s (MPa)锛氣墺835(85) 銆€銆€浼搁暦鐜� 未5 (%)锛氣墺12 銆€銆€鏂烽潰鏀剁府鐜� 蠄 (%)锛氣墺55 銆€銆€娌栨搳鍔� Akv (J)锛氣墺78 銆€銆€娌栨搳闊屾€у€� 伪kv (J/cm²)锛氣墺98(10) 銆€銆€瑭︽ǎ灏哄锛氳│妯f瘺鍧昂瀵哥偤25mm 銆€銆€鐔辫檿鐞嗭細锛堟番鐏�850搴�锛涘喎鍗诲姂锛氭补锛涘洖鐏韩搴�600搴�锛涘喎鍗诲姂锛氭按銆佹补锛�锛� 銆€銆€閶兼潗閫€鐏垨楂樻韩鍥炵伀渚涙噳鐙€鎱�(t脿i)甯冩皬纭害GBW鈮�269锛� 銆€銆€浜よ波鐙€鎱�(t脿i)锛氫互鐔辫檿鐞嗭紙姝g伀銆侀€€鐏垨楂樻韩鍥炵伀锛夋垨涓嶇啽铏曠悊鐙€鎱�(t脿i)浜よ波锛屼氦璨ㄧ媭鎱�(t脿i)鎳夊湪鍚堝悓涓敞鏄庛€� 銆€銆€鐢ㄩ€旓細鐢ㄤ綔瑕佹眰楂樺挤搴�銆侀珮闊屾€�銆佹埅闈㈠昂瀵歌純澶х殑鍜岃純閲嶈鐨勮璩浂浠�锛屽鑷ュ紡閸涢€犳鐨勫偝鍕曞亸蹇冭桓銆侀崨澹撴 銆€銆€鏇茶桓绛�銆� 缍撹璩悗浣跨敤锛岀敤浜庡埗浣滆姹傚鎬уソ锛屽挤搴﹂珮鍙婂ぇ灏哄鐨勯噸瑕侀浂浠�銆傚鏋滈噸鍨嬫姊颁腑楂樿級鑽风殑杌搁銆佺洿寰戝ぇ浜�250mm鐨勬苯杓杌搞€佽憠鐗�銆侀珮杓夎嵎鐨勫偝鍕曚欢銆佺穵鍥轰欢銆佹洸杌搞€侀綊杓瓑銆傛澶�锛岄倓鍙互閫茶姘寲铏曠悊鍚庣敤渚嗗埗浣滅壒娈婃€ц兘瑕佹眰鐨勯噸瑕侀浂浠�銆� 銆€銆€琛ㄧず鏂规硶 銆€?銆�?閶艰櫉闁嬮牠鐨勫叐浣嶆暩(sh霉)瀛楄〃绀洪嫾鐨勭⒊鍚噺锛屼互骞冲潎纰冲惈閲忕殑钀垎涔嬪咕琛ㄧず锛屽40Cr銆�25Cr2MoVA鍚堥噾绠°€€鈶¢嫾涓富瑕佸悎閲戝厓绱�锛岄櫎鍊嬪垾寰悎閲戝厓绱犲锛屼竴鑸互鐧惧垎涔嬪咕琛ㄧず銆傜暥骞冲潎鍚堥噾鍚噺<1.5%鏅�锛岄嫾铏熶腑涓€鑸彧妯欏嚭鍏冪礌绗﹁櫉锛岃€屼笉妯欐槑鍚噺锛屼絾鍦ㄧ壒娈婃儏娉佷笅鏄撹嚧娣锋穯鑰咃紝鍦ㄥ厓绱犵铏熷悗浜﹀彲妯欎互鏁�(sh霉)瀛�"1"锛屼緥濡傞嫾铏�"12CrMoV"鍜�"12Cr1MoV"锛屽墠鑰呴壔鍚噺鐐�0.4-0.6%锛屽悗鑰呯偤0.9-1.2%锛屽叾浣欐垚鍒嗗叏閮ㄧ浉鍚�銆傜暥鍚堥噾鍏冪礌骞冲潎鍚噺鈮�1.5%銆佲墺2.5%銆佲墺3.5%鈥︹€︽檪锛屽湪鍏冪礌绗﹁櫉鍚庨潰鎳夋鏄庡惈閲�锛屽彲鐩告噳琛ㄧず鐐�2銆�3銆�4鈥︹€︾瓑銆備緥濡�18Cr2Ni4WA銆� 銆€?銆佸瀱鎾濇鎷烠V銆侀垿Ti銆侀媮AL銆佺〖B(y菐ng)銆佺█鍦烺E绛夊悎閲戝厓绱�锛屽潎灞井鍚堥噾鍏冪礌锛岄洊鐒跺惈閲忓緢浣庯紝浠嶆噳鍦ㄩ嫾铏熶腑妯欏嚭銆備緥濡�20MnVB閶间腑銆傞嚛鐐�0.07-0.12%锛岀〖鐐�0.001-0.005%銆� 銆€?銆佽姩鍛掑?y艒u)璩嫾鎳夊湪閶艰櫉鏈€鍚庡姞"A"锛屼互鍗€(q奴)鍒ヤ簬涓€鑸劒(y艒u)璩嫾銆� 銆€銆€鈶ゅ皥闁€鐢ㄩ€旂殑鍚堥噾绲愭閶�锛岄嫾铏熷啝浠ワ紙鎴栧悗缍达級浠h〃瑭查嫾绋敤閫旂殑绗﹁櫉銆備緥濡傞墯铻哄皥鐢ㄧ殑30CrMnSi閶�锛岄嫾铏熻〃绀虹偤ML30CrMnSi銆�
{{{Cr12MoV}}}鐢ㄩ€�
銆€銆€Cr12MoV妯″叿閶兼番閫忔€�銆佹番鐏洖鐏悗鐨勭‖搴︺€佸挤搴�銆侀煂鎬ф瘮CR12楂橈紝鐩村緫鐐�300~400mm浠ヤ笅鐨勫伐浣滃彲瀹屽叏娣€�锛屾番鐏畩褰㈠皬锛屼絾楂樻韩濉戞€ц純宸�銆侰r12MoV澶氱敤浜庡埗閫犳埅闈㈣純澶с€佸舰鐙€寰╅洔銆佸伐浣滆矤鑽疯純閲嶇殑鍚堢ó妯″叿鍜屽伐鍏枫€�
鐔辫檿鐞嗗伐钘�
銆€銆€鐔辫檿鐞嗚(gu墨)鑼冿細1.娣伀,950锝�1000鈩冩补鍐�;2.娣伀1020鈩�,200鈩冨洖鐏�2h銆�
銆€銆€閲戠浉绲勭箶锛氱窗绮掔媭鐝犲厜楂�+纰冲寲鐗�銆�
銆€銆€浜よ波鐙€鎱�(t脿i)锛氶嫾鏉愪互閫€鐏媭鎱�(t脿i)浜よ波銆�
娣卞喎铏曠悊
銆€銆€Crl2MoV閶肩稉娣卞喎铏曠悊锛� 娣卞喎铏曠悊鍙娇娣伀棣皬楂旀瀽鍑洪珮搴﹀綄鏁g殑瓒呭井绱扮⒊鍖栫墿锛� 闅ㄥ悗閫茶200鈩冧綆婧洖鐏悗锛� 閫欎簺瓒呭井绱扮⒊鍖栫墿鍙綁璁�?y艒u)?纰冲寲鐗┿€傛湭缍撴繁鍐疯檿鐞嗙殑棣皬楂�锛� 鍦ㄤ綆婧洖鐏悗锛� 鍍呭湪鏌愪簺灞€閮ㄥ崁(q奴)鍩熸瀽鍑烘湁灏戦噺鐨� 纰冲寲鐗�銆� Crl2MoV閲囩敤浣庢韩鍖栧鐔辫檿鐞嗘柟娉�, 鍦ㄤ繚鎸丆rl2MoV閶奸珮纭害鍜岄珮鑰愮(鎬х殑鍩虹涓�,闆㈠瓙婊叉爱銆佹埃楂旀爱纰冲叡婊层€侀菇娴寸~姘板叡婊茬ó甯哥敤鐨勪綆婧寲瀛哥啽铏曠悊婊插堡鐨勭矘钁楁姉鍔�銆�3绋綆婧寲瀛哥啽铏曠悊婊插堡鍧囨湁椤憲鐨勬姉娌栨搳绮樿憲浣滅敤, 鍏朵腑灏や互楣芥荡纭鞍鍏辨徊鏈€浣炽€侰rl2MoV閶煎埗涓嶉姽閶煎櫒鐨挎媺浼告ā缍撴埃楂旀爱纰冲叡婊茶檿鐞嗗悗, 浣跨敤澹藉懡閬�3钀欢浠ヤ笂, 杓冨父瑕�(gu墨)娣伀銆佸洖鐏檿鐞嗙殑鍚岄妯″叿澹藉懡鎻愰珮10鍊嶄互涓�銆�
鍔犵‖铏曠悊
銆€銆€鐐烘彁楂樻ā鍏峰=鍛介仈鍒�80钀ā娆′互涓婏紝鍙皪闋愮‖閶煎鏂芥番鐏姞浣庢韩鍥炵伀鐨勫姞纭柟寮忎締瀵︾従(xi脿n)銆傛番鐏檪鍏堝湪500-600鈩冮爯鐔�2-4灏忔檪锛岀劧鍚庡湪850-880鈩冧繚婧竴瀹氭檪闁擄紙鑷冲皯2灏忔檪锛�锛屾斁鍏ユ补涓喎鍗昏嚦50-100鈩冨嚭娌圭┖鍐�锛屾番鐏悗纭害鍙仈50-52HRC锛岀偤闃叉闁嬭鎳夌珛鍗抽€茶200鈩冧綆婧洖鐏檿鐞�锛屽洖鐏悗锛岀‖搴﹀彲淇濇寔48HRC浠ヤ笂
楣芥荡婊查嚛铏曠悊
銆€銆€Crl2MoV鍐蜂綔妯″叿閶肩殑涓€ч菇娴存徊閲╄檿鐞嗗伐钘濓紝Crl2MoV閶肩稉涓€ч菇娴存徊閲╄檿鐞嗗彲鐛插緱纰冲寲鐗╂徊灞�锛屼竴銆佺⒊閲╁寲鍚堢墿锛岃┎婊插堡绲勭箶鍧囧嫽锛屽叿鏈夎壇濂界殑閫g簩(x霉)鎬у拰鑷村瘑鎬�锛屽帤搴﹀潎鍕�,绲愭鑷村瘑锛屽叿鏈夊緢楂樼殑椤井纭害鍜岃純楂樼殑鑰愮(鎬э紝琛ㄩ潰纭害銆佽€愮(鎬у強鎶楃矘钁楁€х瓑鎬ц兘澶у箙搴︽彁楂�銆備簩銆乂C鍦ㄥェ姘忛珨涓殑婧惰В搴︽瘮瀹冨湪閻电储楂斾腑鐨勬憾瑙e害楂�锛岄毃钁楁韩搴︾殑闄嶄綆锛孷C寰為惖绱㈤珨涓瀽鍑�锛屼娇鍚堥噾寮峰寲鍙婃櫠绮掔窗鍖栵紝鍖栧悎鐗╁堡琛ㄧ従(xi脿n)鍑鸿純楂樼殑纭害銆� Cr12MoV 灞簬楂樼⒊楂橀壔钀婃皬楂旈嫾, 纰冲寲鐗╁惈閲忛珮,绱勫崰20 % ,涓斿父鍛堝付鐙€鎴栫恫鐙€涓嶅潎鍕诲垎甯�,鍋忔瀽鍤撮噸, 鑰屽父瑕�(gu墨)鐔辫檿鐞嗗張寰堥洠鏀硅畩纰冲寲鐗╁亸鏋愮殑鐙€娉�, 鍤撮噸褰遍熆浜嗛嫾鐨勫姏瀛告€ц兘鑸囨ā鍏风殑浣跨敤澹藉懡銆傝€岀⒊鍖栫墿鐨勫舰鐙€銆佸ぇ灏忓皪閶肩殑鎬ц兘涔熸湁寰堝ぇ鐨勫奖闊�, 灏ゅ叾澶у鐙€灏栬纰冲寲鐗╁皪閶煎熀楂旂殑鍓茶浣滅敤姣旇純澶�,寰€寰€鎴愮偤鐤插嫗鏂疯鐨勭瓥婧愬湴,鐐烘蹇呴爤灏嶅師鏉愭枡杌嬪埗閶兼潗閫茶鏀归崨,鍏呭垎鎿婄鍏辨櫠纰冲寲鐗�,浣夸箣鍛堢窗灏忋€佸潎鍕诲垎甯�, 绾栫董绲勭箶鍦嶇篂鍨嬭厰鎴栫劇瀹氬悜鍒嗗竷, 寰炶€屾敼鍠勯嫾鏉愮殑姗悜鍔涘鎬ц兘銆�
銆€銆€閸涢€犳檪灏嶉嫾鍧緸涓嶅悓鏂瑰悜閫茶澶氭閻撶矖鍜屾媺鎷�,骞堕噰鐢ㄢ€滀簩杓曚竴閲嶁€濇硶閸涢€�,鍗冲澂鏂欏閸涙檪瑕佽紩鎿�,闃叉鏂疯,鍦�980锝�1 020 鈩冧腑闁撴韩搴﹀彲閲嶆搳, 浠ヤ繚璀夋搳纰庣⒊鍖栫墿,
銆€銆€Cr12MoV 閶兼湭鏀归崨,閲囩敤鍥烘憾闆欑窗鍖栬檿鐞哰5 ] ,鍗�500 鈩冨強800 鈩冨乏鍙充簩绱氶爯鐔�,1 100锝�1 150 鈩冨浐婧惰檿鐞�,娣叆鐔辨补鎴栫瓑婧番鐏�,750 鈩冮珮婧洖鐏�,姗熷姞宸ュ悗960 鈩冨姞鐔辨补鍐峰悗閫茶鏈€绲傜啽铏曠悊, 涔熷彲浣跨⒊鍖栫墿绱板寲銆佹1瑙掑湏鏁村寲,鏅剁矑绱板寲
鈶犵敱Q+鏁�(sh霉)瀛�+璩噺绛夌礆绗﹁櫉+鑴哀鏂规硶绗﹁櫉绲勬垚銆傚畠鐨勯嫾铏熷啝浠モ€淨鈥濓紝浠h〃閶兼潗鐨勫眻鏈嶉粸锛屽悗闈㈢殑鏁�(sh霉)瀛楄〃绀哄眻鏈嶉粸鏁�(sh霉)鍊�锛屽柈浣嶆槸MPa渚嬪Q235琛ㄧず灞堟湇榛烇紙蟽s锛夌偤235 MPa鐨勭⒊绱犵祼妲嬮嫾銆�
銆€?銆佽瘨鍖剧崳r閶艰櫉鍚庨潰鍙鍑鸿〃绀鸿唱閲忕瓑绱氬拰鑴哀鏂规硶鐨勭铏�銆傝唱閲忕瓑绱氱铏熷垎鍒ョ偤A銆丅銆丆銆丏銆傝劔姘ф柟娉曠铏燂細F琛ㄧず娌搁ò閶硷紱b琛ㄧず鍗婇幃(zh猫n)闈滈嫾锛歓琛ㄧず閹�(zh猫n)闈滈嫾锛汿Z琛ㄧず鐗规畩閹�(zh猫n)闈滈嫾锛岄幃(zh猫n)闈滈嫾鍙笉妯欑铏燂紝鍗砕鍜孴Z閮藉彲涓嶆銆備緥濡俀235-AF琛ㄧずA绱氭哺楱伴嫾銆�
銆€?銆佽箹锝塗鐢ㄩ€旂殑纰崇礌閶硷紝渚嬪姗嬫閶�銆佽埞鐢ㄩ嫾绛�锛屽熀鏈笂閲囩敤纰崇礌绲愭閶肩殑琛ㄧず鏂规硶锛屼絾鍦ㄩ嫾铏熸渶鍚庨檮鍔犺〃绀虹敤閫旂殑瀛楁瘝銆�
銆€銆€纰崇礌绲愭閶�-----Q345B 鐢㈠搧绨′粙锛歈345A (GB/T 1591-1994) 蠅/锛� 鎬ц兘鍙婃噳鐢細 q345鏄竴绋嫾鏉愮殑鏉愯唱銆傚畠鏄綆鍚堥噾閶硷紙c<0.2%)锛岀稖鍚堟€ц兘濂�锛屼綆婧€ц兘濂斤紝鍐锋矕澹撴€ц兘锛岀剨鎺ユ€ц兘鍜屽彲鍒囧墛鎬ц兘濂铰板唬娉涙噳鐢ㄤ簬姗嬫銆佽粖杓�銆佽埞鑸�銆佸缓绛�銆佸鍔涘鍣ㄧ瓑銆俼浠h〃鐨勬槸閫欑ó鏉愯唱鐨勫眻鏈�锛屽悗闈㈢殑345锛屽氨鏄寚閫欑ó鏉愯唱鐨勫眻鏈嶅€�锛屽湪345宸﹀彸銆傚苟鏈冮毃钁楁潗璩殑鍘氬害鐨勫鍔犺€屼娇鍏跺眻鏈嶅€兼笡灏忋€傞鍚屼簬q235鐨勫懡鍚嶆柟娉�銆� q345a锛宷345b锛宷345c锛宷345d锛宷345e銆傞€欐槸绛夌礆鐨勫崁(q奴)鍒�锛屾墍浠h〃鐨�锛屼富瑕佹槸娌栨搳鐨勬韩搴︽湁鎵€涓嶅悓鑰屽凡锛乹345a绱�锛屾槸涓嶅仛娌栨搳锛泀345b绱�锛屾槸20搴﹀父婧矕鎿�锛泀345c绱�锛屾槸0搴︽矕鎿�锛泀345d绱氾紝鏄紞20搴︽矕鎿�锛泀345e绱�锛屾槸锛�40搴︽矕鎿�銆傚湪涓嶅悓鐨勬矕鎿婃韩搴︼紝娌栨搳鐨勬暩(sh霉)鍊间篃鏈夋墍涓嶅悓銆�
銆€銆€鍦ㄦ澘鏉愰噷锛屽爆浣庡悎閲戠郴鍒�銆傚湪浣庡悎閲戠殑鏉愯唱閲�锛屾绋潗璩偤鏈€鏅€氱殑銆俼345閬庡幓鐨勪竴绋彨娉曠偤锛�16mn銆�
銆€銆€浜�.鍖栧鎴愪唤
銆€銆€
鐗岃櫉
C
Si
Mn
P
S
V
Nb
Al
Ti
Q345A
0.20
鈮�0.55
鈮�1.70
鈮�0.045
鈮�0.045
0.02-0.15
0.015-0.060
-
0.02-0.20
Q345B
鈮�0.20
鈮�0.55
鈮�1.70
鈮�0.040
0.040
0.02-0.15
0.015-0.060
-
0.02-0.20
Q345C
鈮�0.20
鈮�0.55
鈮�1.70
鈮�0.035
鈮�0.035
0.02-0.15
0.015-0.060
鈮�0.015
0.02-0.20
Q345D
0.18
鈮�0.55
鈮�1.80
鈮�0.030
鈮�0.030
0.02-0.15
0.015-0.060
鈮�0.015
0.02-0.20
Q345E
鈮�0.18
鈮�0.55
鈮�1.80
鈮�0.025
鈮�0.025
0.02-0.15
0.015-0.060
鈮�0.015
0.02-0.20