We offer highly cost-effective products and professional after-sale service for the marine, HVAC, water, oil & gas, fire fighting industries. Our valves, all delivered by experienced technicians, are of guaranteed good quality.
> Water > HVAC > Marine > Fire Fighting > Data CenterWith years of experience, I-FLOW knows the market very well. We can provide excellent one-stop solutions for our clients. For more information about our valves and service, contact us today!
> CEO'S Greeting > Our factory > Career & culture > Fairs and eventsI-FLOW has an excellent R&D team. Managed strictly under ISO 9001, we inspect and test each of our valves to make sure 100% qualified.
> Research & Development > Quality Control > Quality Assurance > CertificatesWe, together with our associated companies, have obtained various types of certificates, including CE, WRAS, DNV, GL, LR, ABS etc. I-Flow valves are now widely used all over the world, in Shangrila Hotel, Kerry Center, Milan Expo, Fiat Workshop, IKEA, COSCO vessels, etc.
> Marine > HVAC > Water TreatmentAccumulating 10 years' experience in valves, we are an excellent solution provider. Keep in touch now and experience how your needs are well addressed.
> Client Stories > Our Projects > Company News > Industry NewsWith over 10 years of experience in the industry of valves, I-FLOW will provide the perfect solution for your project. Contact us now, we will solve all your problems.
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The range can be engineered to suit your application, with body construction, material, and ancillary features optimised to meet your process needs. Being ISO 9001 certified, we adopt systematic ways to ensure high quality, you can be assured of outstanding reliability and sealing performance through the design life of your asset.
With a DN50–DN600 size range and a maximum working pressure of PN16, the valve provides a practical solution for water transmission and distribution applications. Its lug-style connection allows the valve to be installed in pipeline systems where a lug-type butterfly valve configuration is required.
| Product Name | Lug Butterfly Valve |
| Nominal Diameter | DN50–DN600 |
| Maximum Working Pressure | PN16 |
| Operating Temperature | -15°C to 120°C |
| Fluid Medium | Water |
| Connection Standard | GB/T 17241.6 |
| Testing Standard | GB/T 13927-2008 |
| Operation | Electric Actuator |
| DN | H1 | H2 | H4 | H5 | L1 | □C/D6 | b | D2 | D3 | D1 | n×M | a | D4 | n×d | D |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50 | 68 | 142.7 | 24 | 12 | 43 | □9 | / | Φ93 | Φ51.7 | Φ125 | 4XM16 | 45° | Φ70 | 4×Φ10 | Φ92 |
| 65 | 77 | 155.4 | 24 | 13 | 46 | □9 | / | Φ105 | Φ63.3 | Φ145 | 4XM16 | 45° | Φ70 | 4×Φ10 | Φ92 |
| 80 | 89 | 161.8 | 24 | 14 | 46 | □9 | / | Φ120 | Φ77.7 | Φ160 | 8XM16 | 22.5° | Φ70 | 4×Φ10 | Φ92 |
| 100 | 103 | 177 | 26 | 14 | 52 | □11 | / | Φ148 | Φ103.1 | Φ180 | 8XM16 | 22.5° | Φ70 | 4×Φ10 | Φ92 |
| 125 | 119 | 189.5 | 26 | 14 | 56 | □14 | / | Φ170 | Φ122.2 | Φ210 | 8XM16 | 22.5° | Φ70 | 4×Φ10 | Φ92 |
| 150 | 133 | 204.2 | 26 | 14 | 56 | □14 | / | Φ203 | Φ154.9 | Φ240 | 8XM20 | 22.5° | Φ70 | 4×Φ10 | Φ92 |
| 200 | 162.5 | 236 | 33 | 14 | 60 | □17 | / | Φ255 | Φ201.3 | Φ295 | 12XM20 | 15° | Φ102 | 4×Φ12 | Φ125 |
| 250 | 197.5 | 266.3 | 26 | 14 | 68 | □22 | / | Φ309 | Φ249.4 | Φ355 | 12XM24 | 15° | Φ102 | 4×Φ12 | Φ125 |
| 300 | 231 | 306.5 | 26 | 19 | 78 | □22 | / | Φ359 | Φ300.1 | Φ410 | 12XM24 | 15° | Φ102 | 4×Φ12 | Φ140 |
| 350 | 280 | 328 | 40 | 20 | 78 | Φ31.6 | 8 | Φ408 | Φ331 | Φ470 | 16XM24 | 11.25° | Φ125 | 4×Φ14 | Φ150 |
| 400 | 315 | 376 | 52 | 20 | 102 | Φ33.15 | 10 | Φ472 | Φ387 | Φ525 | 16XM27 | 11.25° | Φ140 | 4×Φ18 | Φ175 |
| 450 | 345 | 407 | 52 | 22 | 114 | Φ38 | 10 | Φ528 | Φ437.5 | Φ585 | 20XM27 | 9° | Φ140 | 4×Φ18 | Φ175 |
| 500 | 383 | 433 | 64 | 22 | 127 | Φ41.15 | 10 | Φ582 | Φ487.8 | Φ650 | 20XM30 | 9° | Φ165 | 4×Φ22 | Φ210 |
| 600 | 475 | 508 | 70 | 22 | 154 | Φ50.65 | 16 | Φ675 | Φ575.1 | Φ770 | 20XM33 | 9° | Φ165 | 4×Φ22 | Φ210 |
Please send us your enquiry. order or advice. Thanks a lot.
