The CB wash can be used to produce as-cast centrifugal ductile iron pipes by heated mold method.
并可用于热模法铸态离心球铁管的生产。
As for the production and management difficulties, Xinxing Ductile Iron Pipes also call a spade a spade in the semi-annual report.
而对于生产经营中遇到困难，新兴铸管在半年报中也直言不讳。
The application of solvent free polyurethane coating in the field of anticorrosion coating for ductile iron pipes and the progress of this painting technology were introduced in this paper.
介绍了国内外无溶剂聚氨酯涂料在球墨铸铁管防腐领域的应用情况以及此涂料涂装工艺的研究进展。
The centrifugal casting process of large diameter ductile iron pipes was introduced. The factors causing depression defects were analyzed, and the measures to prevent defects were described .
介绍大口径球铁管离心铸造技术，分析引起凹陷产生的因素，并说明解决方法。
In next phases, a ductile iron pipes factory with the production capacity of 2 hundred-thousand tons and a steel factory with the production capacity of 2.5 million tones per annum will be added.
在下一阶段，将继续建成一个年产20万吨的球磨铸管厂和年产250万吨的钢厂。
The stability of gas pressure is crucial to assure the quality of ductile cast iron pipes.
煤气压力的稳定性是保证球墨铸管退火质量的关键。
Measures flow through most metal and plastic pipes including PVC, ductile iron, carbon steel and stainless steel.
流经措施大多数金属和塑料管包括PVC，球墨铸铁，碳素钢和不锈钢。
Measures flow through most metal and plastic pipes including PVC, ductile iron, carbon steel and stainless steel.
流经措施大多数金属和塑料管包括PVC，球墨铸铁，碳素钢和不锈钢。
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