overview

Direct acting self operated pressure (differential pressure) regulating valve, composed of valve body, valve seat, valve core components and other parts, is an energy-saving product that relies solely on the pressure changes of the regulated medium to automatically regulate pressure without the need for external energy. It can be used as a pressure control device for non corrosive (up to 350 ℃) liquids, gases, steam and other media. Widely applicable to industrial sectors such as petroleum, chemical, metallurgical, and light industry, as well as urban heating and heating systems.

The product complies with GB/T4213-1992