我国铸铁管业的现状与发展

Actuality and Development of Domestic Cast-iron Pipes Industry

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。铸铁管材质以球墨铸铁为主 ,主要采用连续铸造法。从国内外铸铁管生产及应用情况进行分析 ,提出了我国铸管行业的发展趋势。

The cast iron pipes have many advantages,such as high strength, good toughness and corrosion resistant. They are used widely for supply draining water and gas transportation in city and industries. In Japan and other developed countries in Europe, the cast iron pipes are also used for farm field irrigation. There are several hundreds of histories to make and use cast iron pipe,so there must be an extensive prospect for cast iron pipe enterprises.