NEWS

Among its product range, the J-VALVES DN350 PN16 WCB Electric Gate Valve stands out as a flagship product in the company’s large-scale pipeline series. With its excellent sealing performance, automatic control capability, and durability, it has gained wide trust in industries such as petrochemicals, electric power, metallurgy, and municipal water supply.

As a world-renowned petroleum energy enterprise, Petrobras has a continuous and strict demand for various high-quality and high-performance industrial valves in numerous oil extraction and related production and operation projects.

In the professional field of industrial valves, J-VALVES gate valves have already become the preferred choice for numerous engineers and purchasers due to their excellent performance and wide range of applications. When it comes to J-VALVES gate valves, two crucial international standards, namely AS

I. IntroductionIn Wenzhou, Zhejiang Province, the industry is booming. There is an increasing demand for key fluid control equipment like J-VALVES WCB large-diameter gate valves, and higher requirements are also placed on their services and response speeds. Thanks to its localized service system and

I. Overview of J-VALVES Small Bore Metal Sealed Gate ValvesJ-VALVES SMALL BORE METAL SEALED GATE VALVES are a type of valve product specifically designed for high-demand working conditions. Their core feature is the adoption of a metal-to-metal sealing method, which enables them to maintain excellen

I. Basic Structure and Working PrincipleRising Stem Gate ValvesStructural Features: For rising stem gate valves, the stem nut is fixed on the valve body or the valve bonnet. During the opening or closing process of the gate valve, the stem will move up and down along with the rotation of the stem nu

I. Overview of J-Valves 20-inch 150LB Flanged Gate ValvesThe J-Valves 20-inch 150LB flanged gate valve is a valve specifically designed for high-pressure working conditions. Its main features are as follows:• Large Diameter Design: With a diameter of 20 inches, it can meet the pipeline requirements

CHECK VALVES and GATE VALVES are two common types of valves in industrial piping systems, which are respectively used to prevent the backflow of media and control fluid flow. However, due to the differences in their designs and working principles, there are significant differences in their performance in terms of reliability. This article will conduct a reliability assessment of these two types of valves from multiple perspectives to help users choose the appropriate valve types.

As an important device for industrial fluid control, the operation mode of gate valves directly affects the operating efficiency and safety of the system. Common operation modes include manual, electric, and pneumatic ones. Each mode has its own unique advantages and limitations and is suitable for different working condition environments. This article will help users choose the most suitable gate valve operation mode through comparative analysis.
 

In industrial pipeline systems, it is crucial to select appropriate GATE VALVE materials and pressure ratings. J-VALVES manufactures a wide variety of GATE VALVES that are suitable for various complex working condition environments. This article will compare the recommended gate valve materials and pressure ratings under different working conditions in tabular form to help engineers and purchasers make informed choices.
 

I. IntroductionAs an important product in the field of industrial fluid control, J-VALVES WCB electric gate valves are widely used in multiple industries such as petroleum, chemical engineering, electric power, and water treatment, relying on their outstanding performance and reliability. With the p

In the industrial field, the reliability and precision of valves are crucial to the safety of the entire production system. J-VALVES cast steel gate valves, relying on their outstanding engineering design and strict manufacturing processes, have become trustworthy key components. These gate valves a

Flanged ConnectionsBall Valves• Design and Performance: Flanged ball valves are designed with flanges at both ends, allowing for easy installation and removal without the need to cut or weld pipes. This design ensures a secure connection and minimizes the risk of leaks.• Advantages:• Ease of Install

Threaded ConnectionsGate Valves• Design and Operation: Threaded gate valves feature threads at both ends, allowing them to be screwed into place. This design is simple and cost-effective, making it suitable for smaller diameter pipes.Advantages• Ease of Installation: Threaded connections are relativ

ASME B16.25 Ball Valve Welding EndsStandard OverviewASME B16.25 is an American standard that specifies the requirements for butt-welding ends of piping components, including ball valves. The standard aims to ensure that welding ends are prepared to a high standard of precision to facilitate reliable