325*7钢管1米多重

DN10Ф14mm,DN15Ф18mm,DN20Ф25mm,DN25Ф32mm,DN32Ф38mm,DN40Ф45mm,DN50Ф57mm,DN65Ф76mm,DN80Ф89mm,DN100Ф108mm,DN125Ф133mm,DN150Ф159mm,DN175Ф194mm,DN200Ф219mm,DN225Ф2...