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鈼忓寲瀛�(xu茅)鎴愪唤锛�
纰� C锛�0.56锝�0.61
纭� Si锛�0.15锝�0.35
閷� Mn锛�0.75锝�1.00
纭� S锛氣墹0.040
纾� P锛氣墹0.035
閴� Cr锛�0.70锝�0.90
閹� Ni锛氣墹0.35
閵� Cu锛氣墹0.25
鈼忓姏瀛�(xu茅)鎬ц兘锛�
鎶楁媺寮�(qi谩ng)搴� 蟽b MPa锛氣墺1225125
姊濅欢灞堟湇寮�(qi谩ng)搴� 蟽0.2 MPa锛氣墺1078110
