You would have to take a sample and send it to a lab for analysis. They will send you the percent and type.
welding repair inpipe which standard applicable
The only way to reliably identify asbestos-containing insulation is to have a small sample analysed by a qualified laboratory.
MS pipe refers to mild steel pipe and ERW pipe is electric resistance welding pipe. The difference is ERW is made of very fine hard steel, while MS (black pipe) is made of malleable steel.
When a pipe shrinks
what will be thickness of grp pipe
15% - 50% generally referred to as "Transite" a popular brand of cementitious pipe and tile materials manufactured by Johns-Manville Corp
Asbestos pipe is made of cement that contains asbestos fibers. Iron pipe is made from cast iron.
was asbestos used in production of cast iron pipe
You wold join asbestos pipe and iron pipe with great care, being sure to avoid disturbing the asbestos pipe or releasing dust. The best solution would be to remove the asbestos pipe (following established procedures to ensure it is done properly, by qualified people) and run new pipe.
It is probably not a good idea to install new asbestos pipe. Asbestos pipe requires remediation if and when it deteriorates to that it may be releasing asbestos fibers. Whether it is legal to install asbestos pipe depends one what legal jurisdiction you are in. Some countries have forbidden all use of asbestos containing products and some permit some uses to continue.
An asbestos-containing material is one that has a detectable percentage of asbestos fibres, which is usually more than 0,1 %.
There is no easy way to repair asbestos-cement pipe. If damaged, it should be removed and replaced.
Remove and replace it.
25 lbs
Items with greater than 1 percent of asbestos minerals are considered to contain asbestos.
Asbestos was used in many different building materials, including asbestos-concrete pipe (a common brand name was Transite). It is generally not found inside metal pipes- it WAS used as insulation on the outside of pipes.
You can machine asbestos pipe but doing so requires the use of very specialzed equipment andis not usually a good idea. Look for an alternative material.