KOSCN BV202 Pneumatic Ball Valve

The BV202-PRO features an all-plastic housing for chemical applications, with a lightweight, corrosion-resistant quarter-turn pneumatic actuator. It supports on/off control, modulation, signal feedback, automatic return, and fault alarms.

Apply for
• Semiconductor / PCB 
• Glass Etching / Electroplating
• Waste Liquid Solidification / Water Treatment
• Photovoltaics / Landfill Leachate
• New Energy / Steel Metallurgy / Petrochemical
• Biopharmaceuticals / Food & Beverage
• Paper | Printing & Dyeing

Data Sheet(Chinese) Company Product Brochure


Easy Installation and Maintenance:

Easy Installation and Maintenance:

  • Integrated feedback switch and positioner for easy expansion.
  • Optimized ball lock mechanism for bi-directional installation.
  • Designed according to ISO 5211, simplifying maintenance.
  • Standard assembly parts for body and actuator, including a mounting base.

High Safety Performance

  • Anti-blowout trapezoidal threaded connector.
  • Pre-embedded connecting nuts for guaranteed installation strength.
  • Variety of materials for high temperature and corrosion resistance.
  • Overpressure margin design for enhanced safety.
High Safety Performance
High Flexibility

High Flexibility

  • Options: NC, NO, DA actuators.
  • Valve bodies: PVC-U, PVC-C, PP-H, PVDF.
  • Seals: EPDM, FPM.
  • Connections: True union, flange.
  • Standards: Metric, ASTM, JIS.
  • Signal feedback options available.
 

Size

d D b k-DIN K-JIS K-ANSI φe
20 95 12 65 70 60,45 14'16
25 105 14 75 75 69,85 14'16
32 115 16 85 90 79,25 14'19
40 140 18 100 100 88,90 16'19
50 150 18 110 105 98,55 16'19
63 165 18 125 125 120,65 18'19

d DN D1 DK  H-SR H-DA h L L1  L2 L3 E-SR E-DA W M
20 15 50 13 133 133 27,0 133 146 56,5 63 149 149 25 M6
25 20 58 18 146 146 30,5 158 162 66,0 72 149 149 25
M6
32 25 68 23 163 151 35,5 167 171 71,0 77 152 149 25
M6
40 32 84 30 177 177 43,5 189 194 85,5 90 152 152 45
M8
50 40 97 38 196 182 50,5 214 204 90,0 96 178 152 45 M8
63 50 123 48 228 215 64,0 246 224 101,5 108 194 178 45 M8
Pressure-Temperature Curve

Pressure-Temperature Curve

Data based on clean water media and a 25-year safety lifespan; application with other media requires reduced temperature and pressure.

 

Flow Capacity

Data at 20°C for clean water media with 1 bar pressure differential
Cv = Kv x 0.07
Fv = Kv x 0.0585
Kv (liters/min)
Cv (gallons/min) US
Fv (gallons/min) GB

Flow Capacity
Relative Flow Linearity Graph

Relative Flow Linearity Graph

The relative flow linearity coefficient refers to the variation of flow rate as a function of valve opening travel.

 

KOSCN

Founded in 2005 and headquartered at the forefront of China's reform and opening-up in Shenzhen, KOSCN Industrial Manufacturing (Shenzhen) Co., Ltd. has expanded its presence with subsidiaries and offices in Suzhou, Chengdu, Changsha, Hong Kong, and even overseas in Germany. With a robust network of pre-sales and after-sales agency teams spread across China and abroad, KOSCN stands as a global enterprise specializing in the manufacture of fluid control products for ultra-pure and corrosive systems, including automation valves and instrumentation.

Holding numerous patents, KOSCN is recognized as a high-tech and specialized enterprise. Its products are widely used across various sectors, including semiconductors, glass panels, electroplating, wastewater treatment, waste fluid solidification, photovoltaics, leachate from landfills, circuit boards, metallurgy, steel, ultra-wastewater, recycling, chemical, food and beverage, power, paper, biopharmaceuticals, and bio-fermentation.

As a system supplier offering countless solutions across a broad spectrum of industries, KOSCN boasts a professional team that covers every aspect from research and development to design, from quality assurance to production, and from mold making to injection molding. Adhering to ISO9001, ISO140001, and ISO45001 standards, KOSCN commits to quality, environmental sustainability, and health, ensuring high-end product quality for modern production methods.

KOSCN
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