To reduce the energy consumption of annealing furnace of ductile cast iron pipe, the measures of increasing entrance temperature of pipe, improving heat efficiency and changing the type of fuel are taken, the cost of pipe is decreased by 71 2 yuan/t and the effect of energy saving is very notabl
为了降低球墨铸铁管退火炉的能耗 ,采取了提高球铁管的入炉温度、提高炉子的热效率、改变燃料的种类等措施 ,使吨管成本降低了 71。
The gas cavity and pinhole defects formed in the ductile iron pipes was analyzed to improve the qualified rate of the ductile cast iron pipes by water-cooling centrifugal casting,and to reduce the rejection rate.
为了提高水冷型离心机球墨铸铁管的成形率,降低废品率,对球墨铸铁管气孔、针孔产生的原因进行了分析,并提出了一些预防措施。
Study on the Properties of Ductile Iron Pipe Centrifugally Casted by Means of Resin Sand Coated Metal Mould;
覆膜砂离心铸造球墨铸铁管性能的研究
A special polyurethane coating used for ductile iron pipe has been developed.
研制了一种专用于球墨铸铁管的聚氨酯涂层,研究了涂料配比对粘度、流平性、固化速度、附着力、硬度等涂料性能的影响,分析了工艺参数如温度、压力对涂层质量的影响。
Progress in the painting technology of solvent free polyurethane coating for ductile iron pipes;
球墨铸铁管无溶剂聚氨酯防腐涂层涂装工艺研究进展
On application of mechanical interface ductile iron pipes in metro
机械式接口球墨铸铁管在地铁中的应用
The performance of coatings shows that this technology and apparatus are fit for th e anti-corrosion protective finishing on the ductile iron pipes.
介绍了球墨铸铁管防腐涂层喷涂设备和工艺,确定了喷涂的工艺参数。
The merits and demerits of nodular cast iron pipes used in subway tunnel sections were analyzed, and the reasonable measures for overcoming the demerits were put forward to supply water in the sections safely and reliably.
对球墨铸铁管在地铁隧道区间应用的优、缺点进行了分析,并针对其缺点提出了合理的解决措施,以保证供水安全、可靠。
This paper discusses on whether to adopt nodular cast iron pipes or steeliness converse rainbow pipes through a river trench in the first scheduled time water supply engineering of new waterhead terra City of Lang Fang, And explains with technical characters,engineering investment and safety for water supply.
在廊坊市新水源地一期供水土程中穿越河渠时是否对球墨铸铁管与钢制倒虹管的采用,进行方案比较,并从技术性能、工程造价、供水安全等方面进行了评述。
The application of casting ductile iron pipe in municipal pipeline and prospect forecast;
浅析球墨铸铁管在城市管道中的应用及前景
The application of casting ductile iron pipe in the No.5 line works of Beijing metro;
球墨铸铁管在北京地铁五号线工程中的应用
The application of casting ductile iron pipe in water supply and drainage;
谈球墨铸铁管在给排水领域中的应用
Ductile iron pipe fittings
GB/T13294-1991球墨铸铁管件
Centrifugal casting ductile iron pipe
GB/T13295-1991离心铸造球墨铸铁管
centrifugal ductile iron pipe
高压韧性离心球墨铸铁管
Ductile iron pipes--External zinc-spray coating
GB/T17456-1998球墨铸铁管外表面喷锌涂层
On application of mechanical interface ductile iron pipes in metro
机械式接口球墨铸铁管在地铁中的应用
Study on the Nodularity and Thickness of Centrifugal Nodular Cast Iron Pipe Using Ultrasonic Testing Method;
离心球墨铸铁管球化率和壁厚的超声检测研究
Saint-Gobain Canalisation manufactures1.7 million tons of ductile iron pipes, laid15,000 km of PAMTM pipeslines worldwide every year.
作为全球最大、早的球墨铸铁管道系统生产厂家，他始终是世界球墨铸铁行业的领先者。
Improvement on Design of Centrifugal Casting Equipment for Ductile Cast Iron Pipe
球墨铸铁管离心浇注工艺装备的改进设计
The PLC Control System of Cast Iron Pipe Annealing Furnace Based on Profibus;
基于PROFIBUS的球墨铸铁管退火炉的PLC控制系统
Design and application of continuous annealing furnace for dutile cast iron pipe
球墨铸铁管连续式退火炉的设计与应用
Application of Finite Element Analysis of Flexible Joint to UPVC and Ductile Iron Pipelines
UPVC与球墨铸铁管线柔性接口有限元分析
INFLUENCE OF Cr,As ON METALLOGRAPHIC STRUCTURE OF WATER-COOLED METAL-TYPE CENTRIFUGAL CASTING NODULAR-CAST-IRON PIPE
Cr、As对水冷金属型离心铸造球墨铸铁管金相组织的影响
Development of DN1600× 90° T-Type Double Socket Ductile Iron Elbow Pipe
DN1600×90°T型双承口球墨铸铁弯管研制
Pullout Test Research on the Underground Water Pipelines
埋地球墨铸铁供水管道轴向拉拔试验
Pig iron used for spherical graphite cast iron
GB/T1412-1985球墨铸铁用生铁
Study on the Manufacturing Procedure of Cast Ferritic Ductile Iron;
铸态铁素体球墨铸铁的生产工艺研究
The Research and Application of Alloy Nodular Cast Iron Roll for HF welded Steel Pipe Mill
高频焊管轧机合金球墨铸铁轧辊的研究应用
Microstructure and Properties of Cr-Alloyed As-Cast Nodular Iron--Application of Cr in As-Cast Nodular Iron(Ⅰ)
Cr合金铸态球墨铸铁的组织和性能——Cr在铸态球墨铸铁中的应用(1)