Relief valve test benches are essential tools in the realm of industrial safety, designed to ensure that relief valves function correctly. These benches are crucial for testing the pressure release systems that protect vessels and piping from overpressure scenarios. By simulating extreme conditions, these benches verify that valves open at predetermined pressures, safeguarding both equipment and personnel.
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There are various types of relief valve test benches catering to different industrial applications. Some are tailored for low-pressure systems, while others are suitable for high-pressure applications. These benches find their use in sectors ranging from petrochemical to water treatment plants, where the integrity of relief valves is non-negotiable for operational safety.
A hydraulic relief valve test bench typically features robust construction with materials capable of withstanding high pressures. Stainless steel is often used for its strength and corrosion resistance. The benches may include digital readouts for precise measurements, and some are equipped with advanced features like automatic data logging.
Utilizing a valve pressure test bench offers numerous advantages. It ensures compliance with safety standards, extends the life of relief valves by confirming their operational integrity, and helps prevent unscheduled downtime by identifying potential valve failures before they occur.
When selecting a pressure relief valve test bench, consider the specific testing requirements of your application. The bench should accommodate the size range and pressure ratings of the valves you intend to test. Additionally, consider the ease of operation and the level of automation provided, which can significantly enhance testing efficiency.
In addition to the relief valve test bench, complementary testing equipment may be required for a comprehensive safety protocol. This includes devices like pressure calibrators and leakage testers, which further ensure the reliability of the valves being tested.
Suitable for shell test, sealing test (low pressure sealing test and high pressure sealing test) and upper seal test (ISO5208) for GB4981,
Suitable for sealing test of straight-through welded valves and straight- through flange connection valves , before and after installation.
This test bench is designed and manufactured with reference to similar products of Germany and GB4981 standard,
Horizontal Type Valve Pressure Test Bench
1.Introduction of Horizontal Type Valve Pressure Test Bench
This test bench is designed and manufactured with reference to similar products of Germany and GB4981 standard,It is suitable for sealing test of straight-through welded valves and straight- through flange connection valves , before and after installation. It is suitable for shell test, sealing test (low pressure sealing test and high pressure sealing test) and upper seal test (ISO5208) for GB4981, in order to prevent faulty valves from entering work site.
2.Features of Horizontal Type Valve Pressure Test Bench:
1) Applicable to gate valve,globe valve,ball valve,Check valve and etc direct-flange connection valves
2) Accessories special sealing disc is applicable to test welded valve’s performance
3) Valve clamping type is up pressure,clamp is through press on the sides of direct-flange connection valves
4) Standard equips with High and low pressure water pump pressure systems,gas supercharging is selection
3.Advantages of Horizontal Type Valve Pressure Test Bench
Simple to operate, easy to use and less error-prone.
Safe and reliable, it is designed and manufactured with reference to ISO5028 "Pressure Test of Industrial Valves" and GB/T13927-92 "General Valve Pressure Test".
The test is sensitive, the inner sealing performance test, the upper sealing performance test, the valve body strength test and other functional tests have high sensitivity.
4. Technical parameters:
Valve Nominal Diameter
20-400mm(Flange connection )
Maximium Test Pressure PN
32Mpa(4500LB) Max
Nominal Voltage
Exchange 380V
Rated Power
8.5KW
Line Voltage
Exchange 220V
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Hydraulic oil
N46 hydraulic Oil(provide by user
The oil temperature is Max 60 degrees centigrade ,
Min 2 degrees centigrade
Oil circuit system Pressure
25Mpa max
Test Medium
Water(Allows to add rust inhibitor) kerosene or other liquid
it’s viscosity not higher than water
Test temperature(Envioment Temp)
5 degree centigrade to 40 degree centigrade
Axial clamping Length scope
50-950mm
Max Lateral Spacing
750mm
Max Clamping Force
65(T)
Max Lifting Weight
300kg
Size
3350×1150×2200(mm)
5.Comparison Table for Valve Nominal Diameter and Max Test Pressure
Metals Kingdom Industry Limited is a professional manufacturer of valve and pipeline testing and maintenance equipment since 1994. The products have obtained the national utility model patent, and passed the ISO quality management certification in 2008. We have the enterprise strength and product quality worthy of your trust.
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