Is it hard to drill cast iron?
Cast iron is brittle, but as far as metals go, it isn’t very hard — so drilling a hole into it isn’t as difficult as you might expect. Moreover, you don’t have to be overly choosy about your drill bit. Any bit intended for drilling through metal will drill through cast iron.
How do you repair a hole in a cast iron pipe?
Use the putty knife to fill the hole with cast-iron patching compound. To do this, apply the compound around the pipe instead of along the pipe, and use just enough compound to seal the hole.
Do you need to cut a cast iron bathtub?
Cast iron bathtubs are solid pieces of metal that have deep sides and often decorative claw feet on the bottom. If you need to modify the plumbing holes or height of the cast iron tub, cutting it is required. In addition, cutting a cast iron bathtub into small pieces is the best method to remove it completely.
How big should a bathtub drain hole be?
When it comes to the plumbing, however, there aren’t many choices to be made, thanks to standard industry sizes. A standard modern bathtub drain is 1 1/2 inches in diameter — the width straight across the middle. Rough-in plumbing should be calculated for a 1 1/2-inch pipe.
Can a cast iron drain pipe be replaced?
Shannon from shows you how to cut out an old cast iron drain pipe and replace it with ABS pipe. You will need a special diamond coated blade that is a bit expensive but it gets the job done right.
Which is the best way to cut a cast iron pipe?
Add a small amount of water to the blade, as needed, to help keep the blade cool. Complete the cut by cutting from one side to the other, if possible. This usually makes a cleaner cut than cutting toward the center from multiple directions. Protect the surrounding materials from sparks, if necessary.
When it comes to the plumbing, however, there aren’t many choices to be made, thanks to standard industry sizes. A standard modern bathtub drain is 1 1/2 inches in diameter — the width straight across the middle. Rough-in plumbing should be calculated for a 1 1/2-inch pipe.
How big is a hole in a cast iron soil pipe?
In this video I cut a 57mm diameter hole in a cast iron soil stack pipe. This can be difficult to do as cast iron is tough compared to todays modern plastics. To cut the hole I have used a Starrett 57mm Bi-metal hole saw and arbour.
Shannon from shows you how to cut out an old cast iron drain pipe and replace it with ABS pipe. You will need a special diamond coated blade that is a bit expensive but it gets the job done right.
How big of a drain do I need for a clawfoot tub?
Local building codes vary in requirements regarding the slope and venting method of the drain. Antique bathtubs, such as historic clawfoot tubs, sometimes have slightly smaller drain openings, often 1 3/8 inches in diameter. These drains can still be connected to a standard 1 1/2-inch drain pipe by using a reducing washer to make…
