球墨铸铁管有如下优良性能:

*与钢媲美的强度和韧性，可承受较高负荷．

*良好的延展性，可承受较高的冲击力．

*具备与铸铁相同的良好耐腐蚀性．

*对复杂地形有良好的适应性．

*良好的机械加工性能．

　　　本产品可用于城市给排水管道系统，本公司可提供各种型号的产品，价格面议，售后质量问题２４小时内包换，损失有本公司承担．欢迎各界有意者前来咨询洽谈！

  ●  Ductile cast iron, also known as “Nodular Graphite Cast iron” has the following excellent properties:

①  High strength and toughness comparable to steel,to withstand high pressure.

②   High ductility to withstand impact.

③   Good corrosion resistance similar to grey cast iron.

④   High flexibility for deflection.

⑤   Easy machinability.