spun pipe: 1.ISO2531/EN545/ EN598/BS4772,K9, T-TYPE 2.DN80-2000mm 3.Pull strength: >420MPa Details of ductile iron spun pipe:(1) The standed:ISO2531-1998,EN545-2006,BS4772,EN598(2) Effective length:6M by buly shipment,5.7M by 20' or 40' container (3)Sureface treatment : Inner surface cement linning according to ISO4179 Outer surface bitumen lining according to ISO8179 (4) Zinc coating:at least ...