Development suggestions of cast iron pipe standard during the 11th Five Years;
黑色冶金铸铁管标准“十一五”发展设想
Production of Centrifugal Cast Iron Pipes by Duplex Process of Blast Furnace and MainFrequency Induction Furnace;
高炉 - 工频炉双联熔炼生产离心铸铁管
The cast iron pipes have many advantages,such as high strength, good toughness and corrosion resistant.
铸铁管的主要特点是强度高、韧性好、管壁薄、耐腐蚀 ,广泛应用于城市及工业供排水和燃气的输送等。
An investigation to apply Al-Fe 2 O 3 system combustion reaction to synthesize ceramic liner of gray iron tube was carried out.
研究了Al-Fe2O3系反应合成灰铸铁管陶瓷内衬,讨论阻燃剂的加入量对陶瓷内衬的影响。
Through experiments of flexible joint ductile cast iron pipelines,we analyzed the earthquake-resistant function of the pipelines and derived the mathematical expressions of the pressure and the displacement.
目的通过对埋地球墨铸铁管线柔性接口抗拉静载实验研究,分析管线抗震功能性,建立管内水压与接口位移的数学模型。
The principle of gas leakage from bell socket of cast-iron pipe after conversion from manufactured gas to natural gas is analyzed.
分析了天然气置换人工煤气后铸铁管道承插接口漏气原理,介绍了4种解决方案:管道更换、PE管内衬、接口修补及燃气加湿,对其进行了技术经济比较。
It is very difficult torepair cast-iron pipe with cracking.
部分早期建造的水电站的技术供水管道用的是铸铁管,对于无法更换的部分一旦出现裂纹很难处理。
The formulas and characteristics of resistance factor for industrialsteel and cast-iron pipes is given.
本文提出了简单适用的管路摩擦阻力系数ｆ的计算方法，解决了科尔布鲁克－怀特（Ｃｏｌｅｂｒｏｏｋ—Ｗｈｉｔｅ）公式中隐函数不易计算的问题，该方法计算精度高于其它现有简化公式；同时给出了工程上常用的工业钢管和铸铁管输送清水时摩阻力系数ｆ的计算公式。
Key points for construction of casting ductile iron pipe with Tinterface;
T型接口球墨铸铁管道施工技术要点
Cast-iron pressure pipe centrifugally cast in sand-lined molds
GB/T3421-1982砂型离心铸铁管
Gray iron castings for pipe fittings
GB/T3420-1982灰口铸铁管件
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
Loose hubbed cast iron pipe flanges for lapped pipe end
GB/T17241.5-1998管端翻边带颈松套铸铁管法兰
Cast iron pipes and fittings with flexible joint for sewerage
GB/T12772-1991排水用柔性接口铸铁管及管件
Hubbed threaded cast iron pipe flanges
GB/T17241.3-1998带颈螺纹铸铁管法兰
Grey cast iron pipes with rubber ring of ladder-lip-shaped
GB/T8714-1988梯唇型橡胶圈接口铸铁管
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
Delivery requirements of malleable cast iron pipe fittings
GB/T3288-1982可锻铸铁管路连接件验收规则
Soft mechanical joint grey cast iron fittings
GB/T8715-1988柔性机械接口铸铁管件
Technical requirements of malleable cast iron pipe fittings
GB/T3287-1982可锻铸铁管路连接件技术条件
Development suggestions of cast iron pipe standard during the 11th Five Years;
黑色冶金铸铁管标准“十一五”发展设想
Effect of Biofilm on the Corrosion and Fouling of Cast Iron Pipe for Water Supply
生物膜对给水铸铁管腐蚀结垢的影响
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
Malleable cast iron pipe fittings--Type size--Inner-square plugs
GB/T3289.33-1982可锻铸铁管路连接件型式尺寸内方管堵
Malleable cast iron pipe fittings--Type size--Tube caps (caps plugs)
GB/T3289.34-1982可锻铸铁管路连接件型式尺寸管帽