4MDPCV Series
Dual Plate Check Valve
Size Range : 2″ To 24″
Description
The Dual Plate Check Valve is a compact, high-efficiency non-return valve engineered to deliver superior backflow prevention in modern pipeline systems. Designed with precision dual spring-loaded plates, it ensures fast closing action that significantly reduces water hammer, pressure surges, and system damage. Its wafer-type construction allows easy installation between flanges while maintaining a lightweight and space-saving profile. Built for long-term durability and consistent performance, this valve is widely used in water distribution, HVAC systems, industrial processing, and utility pipelines where reliability and efficiency are critical.
Features :
- Fast Closing Mechanism : Dual spring-loaded plates ensure instant response and prevent reverse flow
- Water Hammer Protection : Minimizes pressure surges, vibration, and pipeline damage
- Compact Wafer Design : Space-saving, lightweight, and easy to install between flanges
- Energy Efficient Performance : Low pressure drop for optimized flow and reduced energy consumption
- Robust & Corrosion-Resistant Build : Epoxy-coated body for long-lasting durability
- Versatile Installation : Suitable for both horizontal and vertical pipeline configurations
- Leak-Tight Sealing : Ensures reliable shut-off and system safety
- Low Maintenance : Designed for trouble-free operation and extended service life
Technical Specification
| No. | Part Name | Material | Qty. |
| 1 | Body | WCB / CF8/ CF8M | 1 |
| 2 | Plate | WCB / CF8/ CF8M | 2 |
| 3 | Seat | NBR, EPDM, | 1 |
| 4 | Spring | AISI 304 / AISI 316 | 2 |
| 5 | Stop Pin | AISI 304 / AISI 316 | 1 |
| 6 | Pin Loak Nut | MS ( ASTM A 350 CLASS LF1 ) | 1 |
| 7 | Space Washer | S.S. 304 ( ASTM A 276 TYPE 304 ) | 1 |
| SIZE | CLASS – 150 | |||
| IN. | MM | ØA | ØB | ØD |
| 2" | 50 | 50 | 60 | 105 |
| 2. 1/2" | 65 | 65 | 75 | 124 |
| 3" | 80 | 76 | 90 | 134 |
| 4" | 100 | 100 | 115 | 172 |
| 5" | 125 | 125 | 135 | 196 |
| 6" | 150 | 150 | 165 | 220 |
| 8" | 200 | 200 | 220 | 276 |
| 10" | 250 | 250 | 265 | 338 |
| 12" | 300 | 300 | 320 | 407 |
| 14" | 350 | 350 | 350 | 448 |
| 16" | 400 | 400 | 400 | 514 |
| 18" | 450 | 450 | 450 | 549 |
| 20" | 500 | 500 | 500 | 603 |
| 24" | 600 | 600 | 600 | 718 |