4340鍚堥噾閶�
4340鍚堥噾閶煎粻瀹讹紝4340鍚堥噾閶艰(gu墨)鏍�锛�4340鍚堥噾閶煎児鏍�
4340鍚堥噾閶兼潗璩�(zh矛)锛�4340鍚堥噾閶煎湏閶硷紝4340鍚堥噾閶兼澘鏉�
鏉辫帪甯傞暦瀹夌櫨浣虫ā鍏烽嫾鏉愬皥妤�(y猫)鎵圭櫦(f膩)閵峰敭4340鍚堥噾閶煎強鍚勭ó鍏朵粬鍎�(y艒u)璩�(zh矛)鏉愯唱(zh矛)鍚堥噾閶�
4340鍚堥噾閶兼€ц兘
鍩�(zh铆)琛屾(bi膩o)婧�(zh菙n): ASTM A29/A29M-04
閴� Mo锛�0.20锝�0.30
鈼�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�(y墨ng)鍦ㄥ悎鍚屼腑娉ㄦ槑銆�