Production process of Nb-containing high-strength high-toughness hot-rolled steel sheet pile
The invention relates to a production process of an Nb-containing high-strength high-toughness hot-rolled steel sheet pile. The Nb-containing high-strength high-toughness hot-rolled steel sheet pile comprises the following chemical components in percentage by weight: 0.09%-0.29% of C, 0.13%-0.40% of...
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Format: | Patent |
Sprache: | chi ; eng |
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