鐩村緫60褰堢哀閶煎摢閲屾湁~55Si2MnB路路路路路路路路鏄撳垏鍓婇嫾 纭唱(zh矛)鍚堥噾 鐗规畩閶� 鏉� 鍗� 妫� 鏉� 甯� 閻� 閶煎嵎 鏉挎潗 鍘氭澘 涓帤鏉� 钖勬澘 鍐锋澘 鐔辨澘 鐔辫粙鏉垮嵎 娣辨矕鏉� 娌栧鏉� 纰虫澘 閻垫澘 楂橀尦閶� 閷虫澘 楂橀壔閶� 閴嫾 閴婚壃閶兼澘 鍦撻嫾 閶兼 妫掓潗 鍦撴 鍏夊湏 瑕�(gu墨)鏍� 鍨嬭櫉 灏哄
褰堢哀閶� 55Si2MnB
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鍖栧(xu茅)鎴愬垎
纭� S 锛氣墹0.035
纾� P 锛氣墹0.035
閴� Cr锛氣墹0.35
閹� Ni锛氣墹0.35
閵� Cu锛氣墹0.25
55Si2MnB
55Si2MnB
鍔涘(xu茅)鎬ц兘
鎶楁媺寮峰害 蟽b (MPa)锛氣墺1274(130)
灞堟湇寮峰害 蟽s (MPa)锛氣墺1176(120)
浼搁暦鐜� 未10 (%)锛氣墺6
鏂烽潰鏀剁府鐜� 蠄 (%)锛氣墺30
纭害 锛氱啽杌�,鈮�302HB;鍐锋媺+鐔辫檿鐞�,鈮�321HB
鐔辫檿鐞嗗伐钘�
鐔辫檿鐞嗚(gu墨)鑼冿細娣伀870鈩兟�20鈩�,娌瑰喎; 鍥炵伀480鈩兟�50鈩�(鐗规畩闇€瑕佹檪,卤30鈩�)銆�
閲戠浉绲勭箶锛氬洖鐏眻姘忛珨?锛佺獱鍥炴礈椤烞(t脿i)锛氱啽杌嬮嫾鏉愪互鐔辫檿鐞嗘垨涓嶇啽铏曠悊鐙€鎱�(t脿i)浜よ波锛屽喎鎷夐嫾鏉愪互鐔辫檿鐞嗙媭鎱�(t脿i)浜よ波銆�