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China Static Balancing Valve PN16 Suppliers - Flanged Valve Factory for Efficient Flow Regulation
Product Details
- The balancing valve is a wide range commissioning valve which uses flanged connection technology, designed for the isolation and balancing of pipework and equipment in HVAC and plumbing applications.
- The Cast iron diaphragm valve features a flexible elastomer diaphragm that seals against the valve seat, providing a tight, leak-proof shut-off without metal-to-metal contact.
- Diaphragm valves are widely used in water, wastewater, chemical processing, and industrial applications where leakage resistance and corrosion performance are critical.
- The Balance Regulating Valve is designed to accurately control and balance flow rates in closed-loop systems, ensuring stable hydraulic performance and optimal energy efficiency.
- Manufactured with a compact body and a low-resistance Y-shaped structure, the valve provides smooth flow characteristics while minimizing pressure loss across the system.
⚙️ This valve is equipped with flow measuring fittings on both inlet and outlet sides, allowing precise flow measurement and convenient on-site adjustment. The fittings feature reliable self-sealing performance, enabling quick commissioning, testing, and recalibration without system shutdown or leakage risk.
Balance regulating valves are widely used in HVAC systems, water supply networks, heating and cooling circuits, and industrial piping systems, where precise flow control is essential for system efficiency, reduced operating costs, and improved overall performance.
Technical Requirements
📐
Design & Manufacture
Conform to BS7350
🔩
Flange Dimensions
Conform to EN1092-2 PN 16
📏
Face to Face Dimensions
Conform to EN558-1 List 1
✅
Testing
Conform to EN12266-1
Specification
Parts & Materials
| No. | Part Name | Material |
| 1 | Body | En-gjl-250 / En-gjs-450-10 |
| 2 | Disc | En-gjl-250 + EPDM |
| 3 | Stem Nut | Zcuzn25al6fe3mn3 |
| 4 | Stem | 2Cr13 |
| 5 | Bonnet | En-gjl-250 / En-gjs-450-10 |
| 6 | Gland Flange | 2Cr13 |
| 7 | Link Cover | Black Plastic ABS |
| 8 | Direction Cover | White Plastic ABS + A3 |
| 9 | Handwheel | Aluminium Die Casting |
| 10 | Locating Screw | Carbon Steel |
| 11 | Scale Ring | Black Plastic |
Dimensions
| DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
| L | 230 | 290 | 310 | 350 | 400 | 480 | 600 | 730 | 850 | |
| D | CI | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 405 | 460 |
| DI | 400 | 455 | ||||||||
| D1 | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 355 | 410 | |
| D2 | 99 | 118 | 132 | 156 | 184 | 211 | 266 | 319 | 370 | |
| b | CI | 20 | 20 | 22 | 24 | 26 | 26 | 30 | 32 | 32 |
| D1 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 22 | 24.5 | |
| f | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | |
| n-d | 4-19 | 4-19 | 8-19 | 8-19 | 8-19 | 8-23 | 12-23 | 12-28 | 12-28 | |
| H | 276 | 308 | 320 | 340 | 375 | 410 | 550 | 590 | 678 | |
| W | 180 | 180 | 180 | 180 | 180 | 180 | 350 | 350 | 450 | |
Frequently Asked Questions
What is the primary function of a balance regulating valve?
A balance regulating valve is designed to accurately control and balance flow rates in closed-loop systems such as HVAC, heating, and cooling circuits. It ensures stable hydraulic performance, reduces pressure imbalances, and improves overall system energy efficiency.
What standards does this balancing valve conform to?
This balancing valve is designed and manufactured in conformance with BS7350. Flange dimensions comply with EN1092-2 PN 16, face-to-face dimensions follow EN558-1 List 1, and testing is carried out according to EN12266-1.
What type of connection does this valve use?
This balancing valve uses flanged connection technology, making it suitable for a wide range of commissioning applications in HVAC and plumbing systems. The flange dimensions conform to EN1092-2 PN 16 for reliable and standardized installation.
Can flow measurement be performed without shutting down the system?
Yes. The valve is equipped with flow measuring fittings on both inlet and outlet sides, featuring reliable self-sealing performance. This allows precise flow measurement, on-site adjustment, and recalibration without requiring system shutdown or causing any leakage risk.
What materials are used in the construction of this valve?
Key components are made from high-quality materials: the body and bonnet use En-gjl-250 / En-gjs-450-10 cast iron, the disc uses En-gjl-250 with EPDM, the stem is made of 2Cr13 stainless steel, and the handwheel is aluminium die casting, ensuring durability and corrosion resistance.
What pipe sizes (DN) are available for this balancing valve?
This balancing valve is available in a wide range of pipe sizes from DN50 to DN300, including DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, and DN300, catering to diverse industrial and commercial piping requirements.
Product Packaging
01020304