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• Plug Valve Technical Break Weidouli is an enterprise with a history of more than 30 years. The company has over 30 R&D personnel. As the company's R&D investment gradually increases, the company's technological ...
• Application of Titanium Valves 1. Introduction of titanium valvesUsually people choose different types and specifications of titanium valves according to different needs, especially in the petrochemical industry titanium valves are...
• Summary of Failure Types of Stainless Steel Gate Valve Leakage 1. Leakage at the junction of stainless steel gate valveFirst, check whether the valve and valve connecting bolts are tightened. If they are not tightened, the internal sealing ring and the flange sea...
• WSV General Catalogue(special alloy)
• Butterfly Valves Butterfly valves of Weidouli are widely used in chemical industry, petrochemical industry, marine development, smelting, etc.
• Weidouli's Growing Performance is First Quarter After the Spring Festival, Weidouli resumed production. Under the influence of the epidemic in 2020, performance has reached the same level as 2019. This year, we got rid of the impact of the epidemic...
• Structural Characteristics of Fully Welded Ball Valves 1. Structure of fully welded ball valveThe valve body of the ball valve is produced by welding six partially forged shells after assembly. The structure is compact and the whole ball valve is integrat...
• Plug Valves Weidouli has developed a new type of plug valves for severe corrosion, high temperature, high pressure and other harsh conditions.
• Technical Characteristics of the Ball Valve The ball valve is the valve that uses a sphere with a circular through hole as the opening and closing part, and the sphere rotates with the valve stem to realize the opening and closing action. The b...
• The Special-material Valves Provided by Weidouli for Inochem Soda Calcium Chloride Project in Saudi Arabia Were Shipped Smoothly On November 17, 2021, the special material valve for Saudi InoChem Soda Calcium Chloride Project undertaken by our company was shipped smoothly. The InoChem soda calcium chloride project is located in...
• Globe Valves Globe Valves are widely used in nuclear power plants and petrochemical power plants.
• Why Should the Globe Valve Be with Inlet Low and Outlet High? Globe valves also are called stop valve, belongs to forced sealing valve and is a kind of block valve. There are three connection modes: flange joint, screwed connection and welded connection. The flo...
• Specialty Materials: High-pressure Ball Valves Were Delivered to Indonesia by Weidouli On November 27, 2021, specialty materials: high-pressure pneumatic hard sealing ball valves were delivered successfully to Indonesia by Weidouli. And these valves are materials for the Indonesian late...
• Check Valves Check valves can be divided into four types according to the movement mode of the disc: Swing Check Valve, Lift Check Valve, Nozzle Check Valve, Dual Plate Check Valve.
• Tips for Daily Maintenance of Industrial Valve Valves are widely used in various industries. Some valves in harsh working environments are prone to problems. Because valves are important equipment, especially for some large valves, it is very trou...