Wire rod for high-speed wire rod production
The invention provides a wire rod for high-speed wire rod production, and the wire rod for high-speed wire rod production is prepared by the following steps: controlling the chemical components of a hot-rolled ribbed steel bar: not adding microalloys of Nb, V and Ti, and controlling the following co...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides a wire rod for high-speed wire rod production, and the wire rod for high-speed wire rod production is prepared by the following steps: controlling the chemical components of a hot-rolled ribbed steel bar: not adding microalloys of Nb, V and Ti, and controlling the following components in percentage by weight: 0.21-0.25% of C, 0.40-0.70% of Si, 0.80-1.10% of Mn, less than or equal to 0.045% of P, less than or equal to 0.045% of S and the balance of Fe; the production method comprises the steps of rough rolling, intermediate rolling, pre-finish rolling, water tank and recovery section after pre-finish rolling, finish rolling, water tank and recovery section after finish rolling, diameter reducing, spinning, air cooling roller bed cooling, coil collecting, trimming and bundling.
本发明提供了一种高速线材生产的盘条,所述高速线材生产的盘条包括:控制热轧带肋钢筋的化学成分:不加入Nb、V、Ti微合金,按照重量百分比,控制C:0.21%~0.25%,Si:0.40%~0.70%,Mn:0.80%~1.10%,P≤0.045%,S≤0.045%,其余为Fe;所述生产方法包括:粗轧、中轧、预精轧、预精轧后水箱及恢复段、精轧、精轧后水箱及恢复段、减径、吐丝、风冷辊道冷却、集卷、修剪、和打捆。 |
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