DN400 mm ductile iron pipes

Material: Ductile iron                                                                        

Meet: ISO2531/ISO7186/EN545/EN598/GB/T13295, class9 standers

Effective Length: 6m

Type: K8/K9/K12, Inner surface cement lining according to ISO4179 and outer surface bitumen lining according to ISO8179 , Zinc casting: at least 130g/m² as per ISO8179

Type of Joints: Push on Type joints 100% SBR or EPDM rubber gaskets according to ISO4633

Size:DN400 mm
Place of Origin: Shanxi，China(mainland)

Brand: Guanghua iron pipe

Shape: pipe

Tensile Strength:  more than 420MPa

Yield Strength: more than 300MPa

Elongation: more than10%

Hardness: no more than 230HB

Air leak tightness Test: more than0.1MPa