It is as long as necessary. It can be any length. The diameter has to do with how big around it is, nothing to do with the length. Standard pipe length is 20 feet.
Gray cast iron is around 118 grams per cubic inch.
Iron weighs 0.284 pounds per cubic inch, while cast iron is about 0.25-0.27 pounds per cubic inch, due to how it is made and processed. So pure iron is heavier
The items that can be found included in a cast iron cookware set are a 10 1/2 inch round griddle, 5-quart Dutch oven, 10 1/4 inch skillet and 10 1/4 inch iron cover.
Not exactly, but you can still connect them with proper fittings.
If you can get to the 6 inch cast iron, you could use a rubber coupler between the cast and the flange. If it is in the concrete, put a piece of 4 inch PVC inside the 6 inch and lead it in like you would a regular cast joint. Leave the 4 inch above the floor and slide the flange over it, screw it down and cut the 4 inch flush with the flange. They make just the flange that will slide over the pipe.
To clean cast iron use hot water and a cloth or sponge. Dry the cast iron right away. You should not use soap, and you should never soak cast iron or it will rust.
For the usual run of cast iron, The yield stength almost coincides with its fracture strength - cast iron is very brittle and fractures at usually more than 20000 pounds per square inch. DUCTILE cast iron is one of the several irons that DO yield before cracking.
no
Given long enough, all the water in the world.
Please take note that is a difficult task and should be carried out by a qualified plumber only. Furthermore, connecting an existing water line to a new toilet is fine as all inlets are standard and will give adequate pressure. As far as the the outlet is concerned, depending whether it is a straight line or if it has bends to the cast iron pipe, the first way would be to connect PVC to cast iron fittings, failing that, replacing some cast iron pipe would be better, so connecting four inch PVC from the toilet to the next available joint of the cast iron. Making sure that the corking of the two pipes is done very well to prevent leaks.
It corrodes badly.
Use a ceramic curling iron that is at least an inch in diameter. This will allow for an appropriate size curl and ceramic will help with heating the straight hair to allow the curl to form.