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Ductile Iron Pipe and Fittings
Product Scope
T-Type Centrifugal Ductile Cast Iron Pipe
N1-Type Joint Ductile Iron Pipe for Gas
Ductile Iron Pipe Fittings
Special Fittings
Manufacturing Process
Manufacturing Process
Quality Standard
Manufacturing Equipment
Manufacturing Equipment
Quality Control
Quality Control
Hydrotastic Test
Installation Instruction of Ductile Iron Pipe
Installation Instruction of T-Type Ductile Iron Pipe
Installation Struction of N1-Type Ductile Iron Pipe
 

Quality Standard

Quality Standard of Ductile Iron Pipe (Socket and Spigot Pipe)

 

 

The company has established ISO9000 system in 1997, and got ISO9001 certificate in 1998.

 Our Ductile Iron Pipe Standard In Accordance With ISO 2531, Class K9, L=6m T-Type Joint, Portland Cement Mortar Lining Acc To Iso4179-95, Zinc(130 g/m2 Bitumen (70 Microns) Painting Accordance With ISO8179, Including 100% Natual Rubber Gasket.

 

 

Standard Chinese Standard European Standard BSEN International Standard ISO
Ductile Iron Pipes,Fittings & Accessories GB/T13295 BSEN545 ISO2531
Tyton Rubber Gasket GB/T13295 BSEN681-1 ISO4633
Gasket Material GB/T9876-88 BSEN681-1 ISO4633
Zinc Coating GB/T17456 BSEN545 ISO8179-1
Cement Mortar Lining GB/T17457   ISO4179
Quality Management System     ISO9001

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