The convenient pressure of new pipes, especially plastic pipes, is related to many factors, such as pipe diameter, pipe wall thickness, service temperature, pipe fitting processing method, pipe fitting and pipe connection method, etc. Among them, the...

1. Formula 1. In order to become chlorinated polyvinyl chloride plastic (PVC-C) hot water pipes and electric power, cable buried pipes, why add chlorinated polyvinyl chloride (CPVC) in different parts? This is because chlorinated polyvinyl chloride (...

One，Formulation 1.Why do you need to add different parts of chlorinated polyvinyl chloride (CPVC) to become chlorinated polyvinyl chloride plastic (PVC-C) hot water pipes, electric power and cable buried pipes?This is because the physical and chemica...

Polytetrafluoroethylene (PTFE) as a material with the "plastic king" reputation, what are the advantages and disadvantages, let us take a look at it.No.1advantage High temperature resistance - use working temperature up to 250 °C.Low temperature resi...

As a material with the reputation of "Plastic King", what are the advantages and disadvantages of polytetrafluoroethylene (PTFE)? Let us understand together.   advantage   High temperature resistance-the working temperature can reach 250℃. Low temper...

Valves are line attachments used to open and close lines, control flow, and regulate and control the parameters (temperature, pressure, and flow) of the medium being transported. Basic terminology1.strength performance The strength properties of a va...

1. What is the nominal pressure PN (MPa)?  The reference value related to the pressure resistance of piping system components refers to the design given pressure related to the mechanical strength of the piping component.  The nominal pressure is gen...

Valves are pipeline accessories used to open and close pipelines, control flow, adjust and control the parameters (temperature, pressure and flow) of the conveying medium.   Basic terminology 1. Strength performance   The strength performance of the ...

1. What is the nominal pressure PN (MPa)?The reference value related to the pressure resistance of the piping system component refers to the design given pressure in relation to the mechanical strength of the piping component.The nominal pressure is ...

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Under normal circumstances, if it is not tightly closed, first confirm whether the valve is closed in place. If it is closed in place, there is still leakage and cannot be sealed, then check the sealing surface. Some valves have detachable seals, so ...

Under normal circumstances, if the situation is not strict, first confirm whether the valve is closed or not. If it is closed and there is still leak and can not be sealed, then check the sealing surface. Some valve seals are detachable, so take them...