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  2. Cast iron pipe - Wikipedia

    en.wikipedia.org/wiki/Cast_iron_pipe

    Cast iron pipe was superseded by ductile iron pipe, which is a direct development, with most existing manufacturing plants transitioning to the new material during the 1970s and 1980s. Ductile iron pipe is different than cast iron, because the introduction of magnesium during the casting process causes the graphite to form spheres (graphite ...

  3. CISBOT - Wikipedia

    en.wikipedia.org/wiki/CISBOT

    Many cast-iron pipes installed over a century ago have joints of jute sealed with lead that deteriorate over time and are often the causes of cast-iron pipe failure. [2] Jute was an effective joint sealant when the pipes carried coal-based town gas, but natural gas, used since the 1950s in New York [3] and the 1970s in the UK, [citation needed] dries out the jute.

  4. Cast iron - Wikipedia

    en.wikipedia.org/wiki/Cast_iron

    Cast iron is a class ... material with a wide range of applications and are used in pipes, ... the stress concentration problems found in grey cast iron.

  5. 127-year-old water main gives way under NYC's Times Square ...

    www.aol.com/news/127-old-water-main-gives...

    The cast iron pipes used as water mains in the city in the late 18th century, like the one that broke, were known for their durability, but even those have a typical lifespan of 120 years.

  6. Frozen pipes can be a financial headache. Here's how ... - AOL

    www.aol.com/news/frozen-pipes-financial-headache...

    When you notice a problem you and your family can not fix, contact a plumber as soon as possible. If you think a frozen water line impacting your home is coming from outside your property, call ...

  7. Ductile iron pipe - Wikipedia

    en.wikipedia.org/wiki/Ductile_iron_pipe

    Ductile iron pipe is pipe made of ductile cast iron commonly used for potable water transmission and distribution. [1] This type of pipe is a direct development of earlier cast iron pipe , which it has superseded.

  8. Cast Iron Plants Can Survive in Any Home - AOL

    www.aol.com/cast-iron-plants-survive-home...

    Cast iron plants don’t typically bloom indoors, but when grown outdoors they can produce small purple flowers at the soil level. Slow growers, cast iron plants top out at two to three feet high ...

  9. Casting defect - Wikipedia

    en.wikipedia.org/wiki/Casting_defect

    A casting defect is an undesired irregularity in a metal casting process. Some defects can be tolerated while others can be repaired, otherwise they must be eliminated. They are broken down into five main categories: gas porosity, shrinkage defects, mould material defects, pouring metal defects, and metallurgical defects.

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