Ball Valves
Cast Steel Fixed Ball Valve

Size

DN15~DN1000

Pressure

PN16~PN420

Material

Carbon Steel, Stainless Steel, Alloy Steel

Medium

Various Media Such As Water, Steam, Oil, Natural Gas, Nitric Acid, Acetic Acid, And Urea

Temperature

-29°C~425°C

Standard

GB/T 12237

Model

Q347F/H/Y

Product Features

Adopting the design of upper and lower bearing fixed support and spring preloaded valve seat,

Equipped with extremely low operating torque, bi-directional no flow restriction sealing, and automatic pressure relief safety features,

Specially designed for reliable cutoff of high-pressure large-diameter and harsh working condition pipelines.

Cast Steel Fixed Ball 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
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