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鍎�(y艒u)璩�(zh矛)纰崇礌閶兼澘10-50#/20Mn/50Mn/1025銆傞尦鏉�:16Mn/15MnV/15MnVN锛�27SiMn閶兼澘
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09MnNiDR/WDB620/P235GH/P295GH/P355GH/SA515Gr60/SA515Gr70/SA516Gr60/SA516Gr70/19Mn6/15Mo3/
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