ductile iron manhole cover 1)material:ductile iron 2)ISO9001:2000 1), ductile iron covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow holes, distortion or any other defects3),...

1)square manhole cover 2)specs:QT400/18,QT450/10,QT500/7,QT600/3 3)ISO9001:2000 4)material:ductile iron 5)Min order:1 set 1), Square  manhole covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and...

round manhole cover 1)material:ductile iron 2)specs:QT400/18,QT450/10,QT500/7,QT600/3 3)ISO9001:2000 1), Round  manhole covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow...

ductile iron manhole cover 1)material:ductile iron 2)ISO9001:2000 1), ductile iron covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow holes, distortion or any other defects3),...

EN124 ductile iron manhole cover 1)material:ductile iron 2)ISO9001:2000 3)EN 124 1), EN124 ductile iron manhole covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow holes,...

EN124 ductile iron manhole cover 1)material:ductile iron 2)ISO9001:2000 3)type: round or square 1), EN124 ductile iron manhole covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow...

ductile iron manhole cover 1)material:ductile iron 2)ISO9001:2000 3)EN 124 4)factory audit 1), ductile iron covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow holes, distortion...

EN124 ductile iron manhole cover 1)material:ductile iron 2)ISO9001:2000 3)type: round or square 1), EN124 ductile iron manhole covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow...

ductile iron manhole cover 1)material:ductile iron 2)ISO9001:2000 1), ductile iron covers made by  Xinxing Pipe Fittings Co., Ltdstrictly conform to standard & are free from sand hole.2), Smooth and free from sand holes, blow holes, distortion or any other defects3),...

manhole cover ductile iron dimensions and testing in accordance with EN124  1) Product informationductile iron manhole cover manufacture by Xinxing Pipe Fitng Co. Ltd, is mainly used for transferthe drinkable water and acid. with special ductile iron material, this series of...