Ball Type Check Valve Product Information
Ball type check valve adopts Alu coated with rubber ball as its disc that rolls up and down in the valve port in the effect of fluids, achieving the valve open and close. Its sealing is very good, and even it is silent close without water hammer. Slide ball type check valve adopts full bore design, which makes it have big flow, small resistance, small head loss that is 50% smaller than that of swing type check valve.
Ball type check valve can be mounted vertically or horizontally on the pipeline of cool water, hot water, industrial and domestic sewage system. Slide ball type check valve is more applicable to submersible sewage pump. Flowspec Luokai can design and manufacture the ball type check valve according to BS5153, MSS SP-71 with sizes of 2”~12” (DN50~DN300mm). Welcome to contact us for detailed information and best quotes if you have any questions or inquiries.
1. FEATURES
- Full bore design
- BB, bolted bonnet
- Slide ball disc
- Silient valve open and close
3. STANDARDS
- Design & manufacturing: BS5153, MSS SP-71
- Face to face: BS5153, ASME B16.10, DIN F6
- Flanged ends: EN1092-2, ASME B16.1/B16.42, AS4087
- Inspection & testing: API598 / EN12266
2. TECHNICAL SPECIFICATIONS
- PN10/PN16/Class 125LB/Class 150LB
- Size: 2”~12” (DN50~DN300mm)
- Materials: cast iron (GG25, ASTM A126 B), ductile iron (GGG50, GJS500, DIN1693, BS EN1563, ASTM A536 65-45-12)
- Working pressure: 10bar, 16bar, 200psi
- Applicable medium: water, sewage, waste water
- Applicable temperature: -10℃~+80℃
4. APPLICATIONS
- Water supply plant
- High building industry
- Mining, steel industry
- Metallurgy plant, power plant
- Oil, chemical industry
- Textile, pharmaceutical industry
- Waste water, sewage treatment industry
- Food, pharmaceutical industry
- Fire fighting industry
Why Choose Flowspec Luokai
45+ Years Experience
Founded in 1978, manufacturing industrial valves for over four decades with proven reliability worldwide.
Global Certifications
ISO 9001, CE/PED, WRAS, FM, UL, API approved — compliant with international quality and safety standards.
OEM Custom Solutions
Flexible design and manufacturing per your specifications — material, size, pressure, actuation tailored to project needs.
Worldwide Delivery
Exported to 5 continents — North & South America, Europe, Middle East, Southeast Asia, and Africa.
Our Service Promise
Strict Quality Control
Every valve tested to API 598, EN 12266 before shipment
Timely Global Delivery
Reliable logistics to 5 continents with secure packaging
OEM & Custom Design
Tailored material, size, pressure and actuation to your specs
Dedicated After-Sales
Technical support and service throughout product lifecycle


