Electric valves are indispensable equipment in modern industrial production, and the electric actuator is one of its key components. However, during operation, the electric actuator may experience...
The valve temperature controller is an important control device widely used in various industrial sectors such as chemical, petroleum, and power industries. Its function is to control the opening...
In both industrial and residential settings, valves are widely utilized in various piping systems, playing a crucial role in controlling the flow of water, gas, and other substances. However,...
2507 stainless steel seamless pipes are a type of duplex stainless steel with a chemical composition of 25% chromium, 7% nickel, 4% molybdenum, and 0.27% nitrogen. This alloy, also known as 2507...
304 stainless steel has high strength, excellent low-temperature toughness and good weldability at-196℃, and is often used in low-temperature service pipelines of LNG core process modules. A...
With the rapid development of the electric power industry, cable threading pipe has been widely popularized and applied in the process of national grid construction and transformation. In daily...
Surface crack defects have a great influence on the quality of stainless steel seamless pipe in the manufacturing process and the use safety after delivery, which is an unacceptable defect....
A pressure pipeline is a common equipment for conveying liquid and gas, which is widely used in production and life. A pressure pipeline exerts a certain pressure on the material in the pipeline to...
The valve is the control component in the fluid conveying system, which has the functions of stopping and dredging the fluid, adjusting the flow, dredging, checking, stabilizing the pressure,...
The butterfly valve is installed at the front side of the unit, which not only serves to cut off the water flow in the normal maintenance stage but also ensures that the dynamic water flow is cut...
As one of the important pieces of equipment in API Spec 6 A "Specification for Wellhead Equipment and Christmas Tree Equipment", the flat gate valve is mainly used in working conditions with high...
During the operation of CRH3 and CRH5 platform EMUs, several times, when the initial lift bow sends power, the braking of individual vehicles fails to relieve the fault, and it is found that the...
Application and characteristics of "Y" globe valves A y-type globe valve is widely used, belonging to the cut-off valve, which consists of a valve seat, valve disc, valve stem, valve cover, nut,...
Background The pipeline management office of Nanjing Water Group Co., Ltd. is mainly responsible for the maintenance of more than 5,000 kilometers of water supply pipelines and more than 90,000...
By analyzing the causes of valve failures and adopting corresponding treatment and improvement methods, the failure rate of the valve can be greatly reduced, and the utilization rate of the valve...
Characteristics of the valve As a pipeline device, valves have three characteristics: service characteristics, structural characteristics and driving characteristics. Usage characteristics: It...
In a nuclear power plant, the pneumatic butterfly valve fails to open many times during the operation of the unit (the operation specification requires the opening time of the valve to be ≤120 s)....
Liquefied natural gas (LNG) receiving station is an important part of China's LNG storage and transportation equipment system, and the cryogenic butterfly valve is the key equipment to ensure the...
This regulation applies to the setting of gate valves, globe valves, ball valves, butterfly valves and pressure-reducing valves in petrochemical plants. Check valves, safety valves, regulating...
With the rapid development of the offshore oil industry and the continuous expansion of oil reservoirs, unmanned platforms will be widely used in the Bohai Rim region. The overall size of such...