Industry News
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Key points of cryogenic valve design!
Cryogenic valves are widely used in the fields of fertilizer, LNG and petrochemical industry. Except for liquid nitrogen and other liquid inert gases, most of the media controlled are not only flammable and explosive, but also gasification occurs when they are heated or flashed. , Resulting in ra...Read more -
Why use forged steel ball valves for natural gas pipelines?
Because the trim material of the section steel ball valve is carefully selected, the wall thickness of the valve body and the connection strength of the bolts of the valve body are in accordance with the requirements of the American standard ASMEB16.34. After rigorous calculations, the correspond...Read more -
PRECAUTIONS FOR INSTALLATION OF ANTI-SCOURING GLOBE VALVE
1. This valve can only be used as a fully open or fully closed valve, and cannot be used as a regulating valve. 2. The transmission parts should be kept clean and lubricated regularly. 3. Account opening or closing is applied to the handwheel or actuator, and try not to use levers or other tools....Read more -
STRUCTURAL CHARACTERISTICS OF ANTI-SCOURING APPLICATION VALVE
1. The valve adopts a straight-through structure. 2. In order to avoid the medium’s high-speed scouring of the sealing pair during use, the sealing degree adopts a double valve seat structure, first throttling and blocking the stolen goods, and using the throttling medium to make the sealin...Read more -
HOW TO INSTALL CAST IRON FLANGE VALVE
Various types of cast iron flanged gate valves are used in commercial and industrial fields. The main application area of cast iron products is special hydraulic systems for open pipes. The cast iron flange valve should only be installed when the “open” or “closed” positio...Read more -
DIDLINK FLANGE
Flange is a part that connects between shaft and shaft and is used for connection between pipe ends; it is also useful for flanges on the inlet and outlet of equipment for connection between two equipment, such as reducer flange. Flange connection or flange joint refers to a detachable connection...Read more -
WHY SHOULD THE SHUT-OFF VALVE HAVE A LOW INLET AND A HIGH OUTLET?
The stop valve, also known as the cut-off valve, is a forced-sealing valve and a kind of cut-off valve. According to the connection mode, it is divided into three types: flange connection, threaded connection, and welding connection. This type of shut-off valve is very suitable for shutting off o...Read more -
FILTER APPLICATION
1. Stainless steel filter Stainless steel filters are widely used in the pipelines of steam, air, water, oil, and other media; to protect various equipment, water pumps, valves, etc. of the pipeline system; to avoid blockage caused by impurities such as rust and welding ballast in the pipeline An...Read more -
PRINCIPLE REQUIREMENTS FOR FILTER SELECTION
The filter is a small device that removes a small amount of solid particles in the liquid, which can protect the normal operation of the device. When the fluid enters the filter cartridge with a certain specification filter screen, its impurities are blocked, and the clean filtrate is discharged ...Read more -
Common Faults And Elimination Methods Of Pneumatic Butterfly Valve
1. Before installation, confirm whether the product performance and medium flow arrow of the factory are consistent with the moving condition, and plug and wash the valve inner cavity. No impurities and foreign matters are allowed on the sealing ring and butterfly plate. Before cleaning, it is no...Read more -
What material is RPTFE?
Reinforced polytetrafluoroethylene, also known as modified polytetrafluoroethylene, is made of polytetrafluoroethylene with a certain amount of fillers, such as glass fiber, bronze powder, molybdenum disulfide, graphite, carbon fiber, etc., after high-speed mixing, molding, and then high-temperat...Read more -
Structure, function and installation method of check valve
1. Swing check valve: The disc of the swing check valve is disc-shaped and rotates around the rotating shaft of the seat channel. Because the channel in the valve is linear and the flow resistance is smaller than that of the lift check valve, it is suitable for large diameter occasions with low f...Read more