our ductile iron pipes and fittings are long life, excellent tenacity, corrosion resistance, convenient application
Detail ed ductile iron pipe Description: 1. material : ductile iron2. standard: ISO2531, BSEN5453. used for water piping4. external coated with rich zinc and bituminous paint5. internal coated with cement mortal lining6. processing technique: centrifugal pouring
