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。
This paper introduces Nb microalloying technologies to produce HRB400 bar, 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。
This paper introduces Nb microalloying technologies to produce HRB400 bar, which include steelmaking, continuous casting and rolling.
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