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EN/DIN LIFT CHECK VALVE
- Cast Steel Check Valve, Straight Way
- Bolted Cover, Lift Piston
- Designed to EN13709/DIN3356
Face to Face | EN 558-1/DIN 3202F1 |
End Flange | EN 1092/DIN 2543 |
Butt Weld | EN 12627 |
Class | PN16,PN25,PN40 |
PN16 DIMENSIONS | ||||||||||||||||
SIZE (DN) | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 Unit: mm |
L | 130 | 150 | 160 | 180 | 200 | 230 | 290 | 310 | 350 | 400 | 480 | 600 | 730 | 850 | 980 | 1100 |
H(closed) | 60 | 65 | 75 | 78 | 85 | 90 | 105 | 125 | 145 | 173 | 208 | 370 | 460 | 505 | 555 | 635 |
Stroke | 10 | 10 | 12 | 12 | 18 | 18 | 20 | 25 | 30 | 40 | 50 | 70 | 75 | 80 | 120 | 150 |
WT FLG | 3.4 | 3.9 | 4.6 | 6.4 | 8.2 | 10.8 | 16.3 | 22.5 | 32 | 51 | 74 | 139 | 208 | 308 | 520 | 820 |
( kg)B.W | 2.4 | 2.6 | 2.9 | 3.6 | 4.9 | 6.5 | 11.2 | 16.8 | 24.5 | 41.2 | 61.3 | 124.6 | 188 | 282 | 485 | 772 |
KV | 3.9 | 6.9 | 11.1 | 17.6 | 27.8 | 43.5 | 71.3 | 112 | 174 | 267 | 380 | 670 | 1060 | 1514 | 2060 | 2690 |
PN25 DIMENSIONS | ||||||||||||||||
SIZE (DN) | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 |
L | 130 | 150 | 160 | 180 | 200 | 230 | 290 | 310 | 350 | 400 | 480 | 600 | 730 | 850 | 980 | 1100 |
H(closed) | 60 | 65 | 75 | 78 | 85 | 90 | 105 | 125 | 145 | 173 | 208 | 370 | 460 | 505 | 555 | 635 |
Stroke | 10 | 10 | 12 | 12 | 18 | 18 | 20 | 25 | 30 | 40 | 50 | 70 | 75 | 80 | 120 | 150 |
WT FLG | 3.4 | 3.9 | 4.6 | 6.4 | 8.2 | 10.8 | 16.9 | 24.1 | 35 | 55.7 | 80.2 | 149.6 | 223.2 | 328 | 554.4 | 865.2 |
( kg)B.W | 2.4 | 2.6 | 2.9 | 3.6 | 4.9 | 6.5 | 11.4 | 17.3 | 25.4 | 42.7 | 63.2 | 127.8 | 192.6 | 287.7 | 495 | 785 |
KV | 3.9 | 6.9 | 11.1 | 17.6 | 27.8 | 43.5 | 71.3 | 112 | 174 | 267 | 380 | 670 | 1060 | 1514 | 2060 | 2690 |
PN40 DIMENSIONS | ||||||||||||||||
SIZE (DN) | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 |
L | 130 | 150 | 160 | 180 | 200 | 230 | 290 | 310 | 350 | 400 | 480 | 600 | 730 | 850 | 980 | 1100 |
H(closed) | 60 | 65 | 75 | 78 | 85 | 90 | 105 | 125 | 145 | 173 | 208 | 370 | 460 | 505 | 555 | 635 |
Stroke | 10 | 10 | 12 | 12 | 18 | 18 | 20 | 25 | 30 | 40 | 50 | 70 | 75 | 80 | 120 | 150 |
WT FLG | 3.4 | 3.9 | 4.6 | 6.4 | 8.2 | 10.8 | 16.9 | 24.1 | 35 | 55.7 | 81.2 | 159.5 | 244.4 | 363 | 595.8 | 938 |
( kg)B.W | 2.4 | 2.6 | 2.9 | 3.6 | 4.9 | 6.5 | 11.6 | 17.8 | 25.9 | 43.6 | 80.2 | 157.5 | 240.4 | 356 | 586.8 | 927 |
KV | 3.9 | 6.9 | 11.1 | 17.6 | 27.8 | 43.5 | 71.3 | 112 | 174 | 267 | 380 | 670 | 1060 | 1514 | 2060 | 2690 |
What is Lift Check Valve?
Applications
- Prevents suction line from running empty after pump shutdown, eliminating the need for pump priming before restarting.
- Spring-loaded design allows installation in almost any position within the piping.
- Higher head losses compared to swing check valves due to greater flow deflection.
- Preferred for applications with smaller nominal diameters.
Product Range
- Valve Size: 2” ~ 16” (DN50-DN400)
- Pressure: ANSI Class 150~2500 (PN10-PN420)
- Temperature: -196℃ ~ 500℃
- Body Materials: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
- Trim (Disc/Stem): Carbon Steel, Stainless Steel, Duplex Steel, Alloy Steel
Technical Specifications
- Design: ASME 16.34 / API 6D / BS 1868
- Face to Face: ASME B16.10
- End Flange: ASME B16.5
- BW End: ASME B16.25
- Test: API 598 / API 6D / BS 6755
- Special: NACE MR-01-75
Design Features
- Compact and reasonable product structure with reliable tightness and good performance
- Features a lift piston-type disc
- Widely applicable in various settings
- Rapid closing and flexible movement of the valve disc
- Minimal closing impact, reducing the likelihood of water hammer
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Specs of Lift Check Valve
Features of Lift Check Valve
Integration with Existing Systems
Lift Check Valve is designed for easy integration into existing piping systems. Its standard dimensions and versatile installation options allow it to be easily added to current setups without requiring major modifications. This feature is what is loved by manufacturers like NTVAL for providing valves that makes it a convenient choice for upgrades in various industrial applications for their partners.
Non-Return Function
These valve has a non-return function, which means it allows fluid to flow in only one direction. This feature is crucial in preventing backflow, protecting the system from potential damage. It helps maintain the integrity of pipelines and equipment, making it a reliable choice for various applications.
Self-Aligning Disc
The Lift Check Valve features a self-aligning disc that helps maintain a proper seal when the valve is closed. I reseached that this design reduces wear on the valve components and helps maintain consistent performance over time. The self-aligning disc gives a tight seal, preventing leaks and maintaining system integrity.
Benefits of Lift Check Valve
Prevents Backflow
The Lift Check Valves is designed to prevent backflow, protecting the system from potential damage caused by reverse fluid flow. This benefit is crucial in maintaining the integrity of the system, as it helps to avoid contamination and equipment malfunction, making it a reliable choice for many applications.
Reduces Maintenance Costs
With its simple design and durable construction, the Lift Check Valves requires minimal maintenance. This reduces the frequency and cost of repairs, contributing to lower overall operating expenses. The valve's low maintenance requirements make it a cost-effective solution for long-term use in various industries.
Enhances System Efficiency
The Lift Check Valves ability to maintain smooth and consistent fluid flow helps enhance the efficiency of the entire system. By minimizing pressure drop and preventing flow interruptions, the valve supports optimal system performance. This efficiency is particularly valuable in large-scale industrial operations, where maintaining consistent flow rates is essential.
Applications of Lift Check Valve
Oil and Gas Industry
Power Generation
Chemical Processing
Considerations When Buying Lift Check Valve
01
API 607 Certified
02
Required Flow Rate
03
Cv Range (1-10)
FAQ's
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