本文实验研究了一种新型的钢管混凝土组合结构—模网钢管混凝土结构。
A new type of composite construction-concrete-filled steel tube with formwork composite construction is studied.
钢管生产辅助设备功能的好坏对钢管生产线能否正常生产也有较大影响。
Normal functions of the auxiliary equipment play an important role in steel tube production line.
主营产品：钢管，无缝钢管，弯头，法兰，三通，管帽，大小头，管件。
Porduct: steel pipe, elbow, flange, tee, reducer, pipe cap, pipe fitting.
钢管或电缆布线(钢管布线时请注明)。
Wiring with cable or steel tube (Please note when wiring with steel tube).
沧州市华昊钢管有限公司是华北地区专业生产钢管的大型企业之一。
In Cangzhou City of north China region Pipe professional production of large enterprises.
表明内（圆）钢管增强方钢管混凝土柱的耐火性能是明显的。
Results show that the fire resisting performance of the columns is efficient.
着重介绍方钢管与圆钢管连接的节点设计方法。
The design problems about the joints of different steel tube were introduced.
以大直径钢管为结构主体的钢管塔是一种很有发展潜力的新型塔。
The large diameter steel tube tower (LDSTT) is one of the new type towers.
钢管以定尺或倍尺交货，对钢管弯曲度有一定要求。
Steel tube length or double length delivery, for steel pipe bending degree requirements.
钢管以定尺或倍尺交货，对钢管弯曲度有一定要求。
Steel tube length or double length delivery, for steel pipe bending degree requirements.
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