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Q345D鐒＄斧绠″寲瀛�(xu茅)鎴愬垎锛�
C:鈮�0.18 Si:0.20-0.60 Mn:1.00-1.60 P:鈮�0.030 S:鈮�0.030 Ni:鈮�0.30 Cr鈮�0.30 Cu:鈮�0.20 Al:鈮�0.015 V:0.02-0.15 Nb:0.015-0.06
Q345B鐒＄斧绠″寲瀛�(xu茅)鎴愬垎锛�
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Q345A鐒＄斧绠″寲瀛�(xu茅)鎴愬垎锛�
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Q345C鐒＄斧绠″寲瀛�(xu茅)鎴愬垎锛�
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Q345E鐒＄斧绠″寲瀛�(xu茅)鎴愬垎锛�
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Q345E鐒＄斧绠″姏瀛�(xu茅)鎬ц兘锛�
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