Butterfly Valves
Welding Type Metal Hard Seal Butterfly Valve

Size

DN50~DN600

Pressure

PN16~PN100

Material

Carbon Steel (WCB), Stainless Steel (304/316)

Medium

Pulp, Mud, Granular Slurry, Sewage, Mine Tailings

Standards

GB, API, JB/T

Temperature

-20 ° C~425 ° C

Product Features
  • Eccentric half butterfly valve structure, with no friction or wear on the sealing surface, resistant to erosion, and suitable for harsh working conditions containing large particle media;
  • Welded valve body has high strength, no risk of leakage, and is suitable for high-pressure and high wear scenarios;
  • Worm gear transmission is easy to operate, can achieve fast cutting, easy maintenance, and is suitable for industrial scenarios such as mining and metallurgy.
  • Welding Type Metal Hard Seal Butterfly Valve
    Quality Control
    Robot production
    Automated assembly
    industry leader
    Annual production of 6 million units
    ERP-MES-QMS
    Accuracy is under control
    Within 3 microns
    Select high-quality alloy steel, stainless steel and other materials, Ensure that the valve body has both strength and toughness. Equipped with CNC equipment and testing instruments, Through precise temperature control and Pressure adjustment, Ensure that every product meets high-precision requirements, The error of the molded parts is extremely small.
    Having high-precision CNC machining centers and CNC lathes.Build intelligent assembly lines for automatic modeling, assembly,painting, and other processes
    In the field of valve manufacturing, Paili Valve Group has entered the forefront of the industry with advanced production equipment, and has built a complete production system with cutting-edge technology and exquisite craftsmanship.
    In production, high-precision CNC machining centers perform precision machining on raw materials such as cast steel and stainless steel, ensuring component dimensions with micrometer level accuracy and improving efficiency and product consistency; Silica sol casting equipment produces high-quality castings that are dense, high-strength, and corrosion-resistant, solidifying product performance.
    The testing process is equally strict: pressure testing equipment simulates extreme working conditions to ensure stable high-pressure sealing of valves; Non destructive testing and spectral analyzer comprehensively detect materials and finished products, strictly controlling quality and safety.
    QUALITY CONTROL
    The company strictly controls every production process The product strictly implements and operates in accordance with international standardization A comprehensive quality management system
    CMM Measuring
    Handheld spectrometer
    Ultrasonic testing
    Hardness tester
    Pressure test
    Pressure test & Inspection
    Metal butterfly valve
    Product Site
    Metal butterfly valve
    Metal butterfly valve, adapted to diverse industrial scenarios with excellent performance. The main body is made of high-quality metal Material, which has high strength and corrosion resistance. It has no fear of acid, alkali, high temperature and other severe environmental challenges, and has a long-term stable operation, effectively reducing the frequency and cost of equipment maintenance. Unique butterfly plate design, fast and precise opening and closing, low fluid resistance, can efficiently control the on/off and flow regulation of pipeline media. The sealing structure is tight, in line with industrial grade sealing standards, with extremely low leakage, ensuring system safety and eliminating fluid leakage hazards.
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    Green Development
    Committed to providing high-quality products and Service while protecting the ecological environment
    Give back to society through practical actions and work together with all sectors to create a green future