What is the function of the valve? Is the faucet a valve? What else are common?

Valve is the control part in the fluid conveying pipeline system, which has the functions of cutting off, adjusting, shunting, backflow prevention, pressure stabilization, shunting or overflow pressure relief. Faucet, also known as water nozzle, is a kind of valve specially used at the outlet of small flow pipeline.

Valve is the control part in the fluid conveying pipeline system.

According to the former Ministry of Construction standard JB/T 308-2004 "Valve Model Compilation", the types of valves can be divided into: safety valve, butterfly valve, diaphragm valve, check valve, stop valve, throttle valve, drain valve, ball valve, drain valve, plunger valve, pressure reducing valve, gate valve, thermal insulation type, low temperature type, fire prevention type, slow closing type, slag discharge type, quick type and plug valve.

According to the transmission mode, it can be divided into electromagnetic transmission, electromagnetic-hydraulic transmission, electro-hydraulic transmission, worm gear, spur gear, bevel gear, pneumatic transmission, hydraulic transmission, gas-liquid transmission, electric transmission and handle handwheel;

According to the installation method, it can be divided into: internal thread, external thread, two different connection methods, flange, welding, clamping, clamp and sleeve.

There are also classified by material and use.

For example, the following faucets can be summarized as follows: the quick handle drives the external thread to install the copper-nickel plated outlet valve.