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大小写变形:HRBhRB
The difference between HRB 400 and RRB 400 reinforcing steel bar is demonstrated.
分析了HRB400和RRB400钢筋的区别.
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Development of HRB 500 Grade Reinforcement and Test Study of Its Flash Butt Welding.
HRB500级钢筋的研制和闪光对焊试验研究.
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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