Pressure safety valves (PSVs) are critical components in various industries, ensuring the safe operation of equipment by preventing overpressure situations. In China, where rapid industrial growth meets stringent safety regulations, understanding PSVs is essential for engineers, safety professionals, and operators. This guide delves into the intricacies of PSVs, their design, application, and regulatory standards specific to the Chinese context.

Readers can expect to gain a comprehensive understanding of how pressure safety valves function, their types, and the factors influencing their selection and maintenance. The guide will also cover the latest advancements in PSV technology and best practices for installation and testing. By the end, readers will be equipped with the knowledge to enhance safety and compliance in their operations.

Comprehensive Guide to Pressure Safety Valves in China

Introduction

Pressure safety valves (PSVs) are critical components in various industrial applications, ensuring the safety and integrity of pressurized systems. In China, several manufacturers, including Luofu Valve Group, Sinovalve, ZODA Industrial Co., and Xintai, provide a wide range of safety valves tailored to meet diverse industry needs. This guide explores the technical features, types, and applications of pressure safety valves, highlighting the offerings from these leading manufacturers.

Technical Features of Pressure Safety Valves

Pressure safety valves are designed to automatically release excess pressure from a system, preventing potential hazards such as explosions or equipment failure. Below is a comparison table of key technical features of pressure safety valves:

Feature	Description
Set Pressure	The pressure at which the valve opens to relieve excess pressure.
Material	Common materials include stainless steel, bronze, and carbon steel.
Connection Type	Valves can have threaded, flanged, or welded connections.
Size Range	Available in various sizes, typically from 1/2″ to 12″ or larger.
Temperature Rating	Designed to operate in a range of temperatures, often from -196°C to 427°C.
Certification	Compliance with international standards such as ASME, API, and ISO.
Actuation Type	Can be spring-loaded