ZTVK Fluid CONTROL conveys premium cast iron wafer type butterfly valves designed for requesting mechanical applications. Our progressed "twofold unconventional + diagonal seal" plan decreases working torque by 30% whereas amplifying benefit life past 50,000 cycles. With DN50-DN2400 measuring extend, PN6-PN16 weight evaluations, and temperature capabilities from -29°C to +120°C, these valves give dependable stream control over petrochemical, control, and water treatment businesses. Supported by ISO9001/ISO4001/OHSAS18001 certifications and 15+ a long time of fabricating mastery in Tianjin's mechanical hub.
Your operations request unwavering quality. Our butterfly valves include bendable press GGG40 development that outflanks standard cast press in quality and solidness. The wafer plan diminishes establishment space by 40% compared to flanged options, making it culminate for tight pipeline configurations.
Each valve experiences thorough testing to meet API, Din, ASME, and ISO standards. You get steady execution whether you're taking care of water, steam, or chemical media.
We understand that different applications require specific material properties:
Our auxiliary optimization gives you substantial benefits. The one-piece plan minimizes grinding amid operation. This implies less demanding manual operation and decreased wear on mechanized actuators.
The sideways seal setup guarantees tight shutoff indeed after thousands of cycles. You'll see less support downtime and longer benefit intervals.
Whether you require wafer, haul, or flanged associations, we've got you secured. The wafer arrangement is especially prevalent for retrofit applications where space is limited.

| Parameter | Specification |
|---|---|
| Size Range | DN50-DN2400 (NPS1 1/4-NPS96) |
| Pressure Rating | PN6, PN10, PN16 (Class 150) |
| Temperature Range | -29°C to +120°C |
| Body Material | Ductile Iron GGG40 |
| Seat Materials | NBR, EPDM, Viton, Silicone Rubber |
| Disc Materials | Epoxy coated ductile iron, SS316, SS304, duplex steel, bronze |
| Stem Materials | SS316, SS304, SS420, SS416 |
| Connection Types | Wafer, Lug, Flange |
| Design Standards | API, DIN, ASME, ISO, ANSI, GB/T, BS EN, AWWA |
| Applications | Water, Power plant, HVAC, Food, Medicine, Desalination |
For common applications, our standard cast iron wafer type butterfly valve models (DN50-DN600) transport inside 3-7 days from our 2000+ unit stock. Require something particular? Our building group handles custom ventures with 15-25 day generation cycles.
Your valve comes with saved interfacing for electric or pneumatic actuators. This implies you can begin with manual operation and overhaul to robotization afterward without supplanting the valve body. Shrewd arranging spares you money.
We've learned from worldwide ventures. Center East installations get thickened valve stem defensive covers for high-dust situations. Southeast Asian applications get improved epoxy coatings for mugginess resistance.
Every valve meets multiple international standards. Our ISO9001-certified facility in Tianjin uses modern CNC machining centers and specialized large-diameter valve processing equipment.
Quality control includes material inspection, chemical analysis, and pressure testing. Each butterfly valve receives individual testing before shipment.
Located 50km from Tianjin Port, we offer efficient logistics solutions. Long-term partnerships with COSCO Shipping and Maersk ensure reliable delivery schedules. Professional ISPM 15-compliant packaging prevents customs delays.

Our cast iron wafer type butterfly valves excel in:

Get free valve selection advice, CAD drawings, and 3D models. Our technical team helps you choose the right configuration for your specific operating conditions.
Receive detailed installation guidance videos and troubleshooting manuals. QR codes on each valve provide instant access to product files, test reports, and maintenance records.
Enjoy 18-month warranty coverage with free replacement for manufacturing defects. Local technical service partners provide on-site support when needed.


Transform your pipeline performance with ZTVK's cast iron wafer type butterfly valve solutions. Contact our technical team today for project-specific recommendations and competitive pricing.
Contact us: ktec86961886@163.com
Send us your valve requirements and our team will provide professional solutions and fast quotations.