Needle Valve

Needle valve is an important part of the instrument measuring pipeline system, mainly including stop valve and ball valve, which is used to open or cut off the pipeline. The valve core of needle valve is a very sharp cone, which is inserted into the valve seat like a needle, hence the name. Needle valve has the advantages of convenient installation and disassembly, tight connection, fire protection, explosion-proof and high pressure resistance, and good sealing performance. It is an advanced connection mode valve in power station, oil refining, chemical equipment and instrument measuring pipeline. The needle valve has good sealing performance and long service life. Even if the sealing surface is damaged, only vulnerable parts need to be replaced to continue to use.