The influence of Cr microalloying on the quality of large size carbon steel rod is discussed.

讨论铬微合金化对大规格高碳钢线材质量的影响.

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The application of Nb microalloying technologies is beneficial to produce microalloyed steels with low production cost.

这一技术的采用降低了生产成本,为今后生产微合金钢积累了有益的经验.

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Also, the rare earth plays a certain part in microalloying and ageing resistance of the sheet.

同时, 稀土在钢中还具有一定的微合金化作用及抑制钢板时效的作用.

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This paper introduces Nb microalloying technologies to produce HRB 400 , which include steelmaking, continuous casting and rolling.

介绍采用铌微合金化生产HRB400钢筋的工艺技术, 包括合适的冶炼 、 连铸和轧制工艺.

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