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Hull structural steel AH36
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Hull structural steel DH32
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Hull structural steel AH32
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Hull structural steel D
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Hull structural steel B
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Hull structural steel A
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Bridge structural steel Q460q
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Bridge structural steel Q420q
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Bridge structural steel Q235q
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Q460GJ Steel used for building structure
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Q420GJ Steel used for building structure
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Q345GJ Steel used for building structure
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Q235GJ Steel used for building structure
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Bridge structural steel Q370q
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Bridge structural steel Q370q
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Bridge structural steel Q460q
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Bridge structural steel Q420q
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Bridge structural steel Q235q
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Q460GJ Steel used for building structure
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Q420GJ Steel used for building structure