Industrial Water Treatment Plant Butterfly Valve, GB/T3036 Standard, Wafer Type
Product Spotlights
As a professional valve manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing reliable and efficient flow control solutions for demanding industrial applications. Our Industrial Water Treatment Plant Butterfly Valve, designed and manufactured in strict compliance with the GB/T 3036 standard, is engineered to deliver precise control, long-lasting durability, and minimal maintenance in critical water and wastewater treatment processes. We understand the challenges of managing fluid systems in treatment plants, and our wafer-type butterfly valve is built to withstand corrosive environments, handle varying pressures, and ensure a tight seal for years of trouble-free operation. With our commitment to quality and a global export footprint, we offer a valve solution that plant operators and engineers can trust for their essential infrastructure.
Core Product Features & Technical Advantages:
- Robust Construction for Harsh Environments: The valve body is typically crafted from high-grade ductile iron (GGG50) or stainless steel (CF8/CF8M), providing excellent resistance to corrosion and mechanical stress commonly found in water treatment plants, including exposure to chemicals, suspended solids, and varying pH levels.
- Superior Sealing Performance: Features a precision-machined disc and a resilient seat made from materials like EPDM (for standard water), NBR (for oils), or PTFE (for high chemical resistance). This design ensures a bubble-tight shut-off, minimizing leakage and preventing process fluid contamination.
- Efficient Wafer-Type Design: The wafer-style body is installed between two pipeline flanges using through-bolts, making it lightweight, space-saving, and cost-effective compared to lug-type valves. It simplifies installation and reduces the overall weight and load on the piping system.
- Low Torque Operation & Easy Actuation: The streamlined disc design minimizes flow resistance and operational torque. It can be easily operated with a standard lever, gearbox, or automated with electric/pneumatic actuators (available upon request) for remote control and integration into SCADA systems.
- Versatile Application Range: Specifically designed for industrial water treatment, it is suitable for a wide range of services including raw water intake, clarified water, filter backwash lines, sludge handling, chemical dosing lines, and treated effluent discharge.
- Compliance & Interchangeability: Manufactured to GB/T 3036 standard, ensuring dimensional compatibility and performance reliability. This standard aligns with common international practices, facilitating easy replacement and integration into existing systems.
Detailed Technical Specifications:
| Parameter | Specification |
| Design Standard | GB/T 3036 |
| Connection Type | Wafer, Double Flange |
| Nominal Diameter (DN) | 50, 65, 80, 100, 125, 150, 200, 250, 300, 350, 400, 450, 500, 600, 700, 800, 900, 1000, 1200 |
| Pressure Rating (PN) | PN10, PN16, PN25 (Standard) |
| Body Material | Ductile Iron (Standard), Cast Steel, Stainless Steel 304/316 |
| Disc Material | Ductile Iron with Ni-plate / Stainless Steel |
| Stem Material | Stainless Steel (410/304/316) |
| Seat Material | EPDM, NBR, Viton, PTFE (Customizable) |
| Operating Temperature | -10°C to 120°C (EPDM), up to 200°C (PTFE) |
| Operation Method | Lever, Worm Gear, Electric/Pneumatic Actuator |
Benefits for Your Water Treatment Operation:
- Enhanced System Reliability: Reduces unplanned downtime due to valve failure, ensuring continuous plant operation.
- Reduced Lifecycle Cost: Durable materials and design lower maintenance frequency and replacement costs.
- Improved Process Control: Precise throttling and reliable shut-off contribute to efficient treatment processes and consistent water quality.
- Simplified Inventory & Maintenance: Standardized design and common spare parts ease maintenance and inventory management.
Frequently Asked Questions (FAQ):
-
Q: Is this valve suitable for both clean water and wastewater applications?
A: Absolutely. With appropriate material selection for the body, disc, and seat (e.g., stainless steel body with EPDM or PTFE seat), this valve is designed to handle everything from raw intake water and treated potable water to sludge and chemical-laden wastewater in treatment plants. -
Q: What is the main advantage of a wafer-type design over a lug-type?
A: The wafer type is generally more economical, lighter, and requires less space. It is installed between two flanges, sharing their bolts. It is ideal for systems where the valve is not required to be a line-end or for dead-end service. Lug-type valves have threaded inserts and can be installed at the end of a pipeline. -
Q: Can I get this valve with an actuator for automated control?
A: Yes. While the standard configuration includes a manual lever or gear operator, we can supply and pre-assemble the valve with electric or pneumatic actuators based on your specific control requirements (voltage, signal, speed). This is a common customization we offer. -
Q: How does compliance with GB/T 3036 benefit me as an international buyer?
A: GB/T 3036 is a well-established Chinese national standard for butterfly valves that specifies dimensions, pressure ratings, and testing methods. Valves made to this standard are widely used and accepted globally, ensuring product quality, dimensional consistency for flange mating, and reliable performance data. -
Q: What is the typical delivery time for an order?
A: For standard sizes and materials, we typically maintain stock for faster delivery. For large or customized orders, production lead time is usually communicated upon order confirmation. We ship from major ports like Shanghai, Guangzhou, Hong Kong, and Beijing for efficient global logistics. -
Q: Do you provide technical support or documentation with the valves?
A: Yes. Each shipment is accompanied by essential documentation, including a material test certificate, product manual, and packing list. Our technical team is also available to provide support for installation, operation, and maintenance inquiries. -
Q: Are the valves tested before shipment?
A> Yes, in line with our ISO9001 quality management system, every valve undergoes rigorous factory acceptance tests, which typically include shell strength tests and seat leakage tests according to relevant standards to ensure they meet specified performance criteria. -
Q: Can you provide valves with different face-to-face dimensions or flange standards?
A: Our standard valves are manufactured to GB/T 3036 dimensions. However, we can discuss customizations for specific face-to-face lengths or flange standards (like ANSI, DIN, JIS) based on your project requirements. Please contact us with your detailed specifications.
Backed by our ISO9001 certified manufacturing processes and years of experience since 2016, Shanghai Zhibang Valve delivers products that meet rigorous quality standards. Our valves are trusted by clients across diverse markets from North America and Europe to Southeast Asia and Africa, with an annual export value reflecting our global reliability. We combine robust engineering with practical design to offer a butterfly valve that stands up to the challenges of industrial water treatment. For a valve solution that prioritizes durability, performance, and value, contact us today to discuss your project requirements or request a detailed quotation.
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