Ductile iron pipe is sized according to a dimensionless term known as the Pipe Size or Nominal Diameter (known by its French abbreviation, DN).n Europe and Australia, ductile iron pipe is typically manufactured with a zinc coating overlaid by either a bituminous, polymeric, or epoxy finishing layer. EN 545/598 mandates a minimum zinc content of 200 g/m 2 (at 99.99% purity) and a minimum average finishing layer thickness of 70 Âµm (with local minimum of 50 Âµm).
Mini Bio (1). Chick Webb was born on February 10, 1905 in Baltimore, Maryland, USA as William Henry Webb. He was married to Sallye. He died on June 16, 1939 in Baltimore.
When Kathleen Casey-Kirschling was born seconds past midnight on Jan. 1, 1946, in Philadelphia, she was at the head of a very long parade. About 3.4 million babies arrived in that first year of what became known as the baby boom generation. This year Casey-Kirschling and others in the boomer vanguard turn 70. Their life's course took the nation on a great adventure, rewriting attitudes on race, gender and sex, dictating musical taste, and changing just about everything in the world they inherited.