Galvanized steel potable water supply and distribution pipes are commonly found with nominal pipe sizes from 3?8 inch (9.5 mm) to 2 inches (51 mm).It is rarely used today for new construction residential plumbing.Steel pipe has National Pipe Thread (NPT) standard tapered male threads, which connect with female tapered threads on elbows, tees, couplers, valves, and other fittings. Galvanized steel (often known simply as "galv" or "iron" in the plumbing trade) is relatively expensive, and difficult to work with due to weight and requirement of a pipe threader. It remains in common use for repair of existing "galv" systems and to satisfy building code non-combustibility requirements typically found in hotels, apartment buildings and other commercial applications.It is also extremely durable and resistant to mechanical abuse.
Black lacquered steel pipe is the most widely used pipe material for fire sprinklers and natural gas. Źródło: https://en.wikipedia.org/wiki/Plumbing
Plumbing is any system that conveys fluids for a wide range of applications.Heating and cooling, waste removal, and potable water delivery are among the most common uses for plumbing however plumbing's not limited to these applications.1 Plumbing utilizes pipes, valves, plumbing fixtures, tanks, and other apparatuses to convey fluids.2 Trades that work with plumbing such as boilermakers, plumbers, and pipefitters are referred to the plumbing trade.In the Developed world plumbing infrastructure is critical for public health and sanitation.Źródło: https://en.wikipedia.org/wiki/Plumbing
They are most often associated with improving water and sewage networks, and above all the wells and the removal of these branches or leaves, and various filth.The implementation of specific services hydraulic ordered also by owners of residential houses, where you need to install new sanitary or check the efficiency of their operations. The homes can also occur failure of hydraulic such as rupture of the seal or hose from the washing machine and the lower belt in a washing machine. Repair any of this type of failure can be reported to the plant hydraulic operating near the town, in which the owners home..