3A21閶佹澘鐐篈l-Mn绯诲悎閲�锛�3A21閶佹澘鏄竴绋噳(y墨ng)鐢ㄥ唬娉涚殑闃查姽閶�,寮�(qi谩ng)搴︿笉楂�锛�,涓嶈兘鐔辫檿鐞嗗挤(qi谩ng)鍖�,鏁呭父閲囩敤鍐峰姞宸ユ柟娉曚締鎻愰珮鍏跺姏瀛�(xu茅)鎬ц兘;鍦ㄩ€€鐏媭鎱�(t脿i)涓嬫湁楂樼殑濉戞€�,鍦ㄥ崐鍐蜂綔纭寲鏅�(sh铆)濉戞€у皻濂�锛屽喎浣滅‖鍖栨檪(sh铆)濉戞€т綆锛岃€愯潟鎬уソ锛岀剨鎺ユ€ц壇濂�,鍙垏鍓婃€ц兘涓嶈壇銆�
閶� Al 锛氫綑閲�
纭� Si 锛氣墹0.6
閵� Cu 锛氣墹0.20
閹� Mg锛氣墹0.05
閶� Zn锛氣墹0.10
閷� Mn锛�1.0锝�1.6
閳� Ti 锛氣墹0.15
閳�+绋€鍦� Ti+Zr锛氬皪鎿犲鍜岄崨閫犵敘(ch菐n)鍝侀檺瀹歍 i+Zr 鈮�0.20
閻� Fe锛� 0.000锝� 0.700
娉細鍠€�(g猫):鈮�0.05;鍚堣▓(j矛):鈮�0.10
锛堟箻鏇夛級娉� 锛氭鏉愬婧副鍚戝姏瀛�(xu茅)鎬ц兘
瑭︽ǎ灏哄锛氭鏉愮洿寰�(鏂规銆佸叚瑙掓鍏�(n猫i)鍒囧湏鐩村緫)鈮�165
鐢ㄩ€斾富瑕佺敤浜庤姹傞珮鐨勫彲濉戞€у拰鑹ソ鐨勭剨鎺ユ€�锛屽湪娑查珨鎴栨埃楂斾粙璩�(zh矛)涓伐浣滅殑浣庤級鑽烽浂浠�锛屽娌圭锛屾苯娌规垨娼ゆ粦娌瑰皫(d菐o)绠�锛屽悇绋恫楂斿鍣ㄥ拰鍏朵粬鐢ㄦ繁鎷夊埗浣滅殑灏忚矤(f霉)鑽烽浂浠讹細绶氭潗鐢ㄤ締鍋氶墯閲�銆傞姗�(j墨)銆佹补璺皫(d菐o)绠¤垏椋熷搧绛夌瓑闋�(l菒ng)鍩�銆�
