DI200 DI225 DI300 DI400 DI500 DI600 DI700 DI800 环刚度分为S1 4KN/
一般有一下几种规格:DN110mm,DN125,DN150,DN220,DN225mm,DN250,DN300mm,DN400mm,DN500mm,DN600mm,DN700mm,DN800,DN1000,DN1200等
pe110双壁波纹管有DN110mm,DN125,DN150,DN220,DN225mm,DN250,DN300mm,DN400mm,DN500mm,DN600mm,DN700mm,DN800,DN1000,DN1200
DI200 DI225 DI300 DI400 DI500 DI600 DI700 DI800 环刚度分为S1 4KN/
pe110双壁波纹管有DN110mm,DN125,DN150,DN220,DN225mm,DN250,DN300mm,DN400mm,DN500mm,DN600mm,DN700mm,DN800,DN1000,DN1200