C.l. Non-Return Valves (NRV) are designed to prevent back-flow in pipelines, ensuring unidirectional flow of fluid. Manufactured in compliance with IS:5312, these valves are robust, dependable, and ideal for water supply, irrigation, and industrial installations. Their heavy-duty cast iron body and precision-machined components guarantee long-term performance and minimal maintenance.
FEATURES
APPLICATION
| PARTS NAME | MATERIAL | SPECIFICATION |
|---|---|---|
| Body, Bonet, Stuffing box, Gland Trust plate, Handwheel | Grey Cast Iron | IS: 210 FG 200 |
| Bearing Bushes & Body Rings | Bronze | IS: 318 LTB 2 |
| Bolts, Nuts, Nuts of Hinge Pin | Carbon Steel | IS: 1363-67 |
| Gaskets | Rubber | IS: 638 Type |
| Hinge Pin, Door Pin, Door Suspension | Stainless Steel | IS: 6603, IS: 12 Cr 12 |
All valves are tested to the Hydraulic pressures recommended by IS:5312 and as detailed below. Test certificates duly signed by quality control engineer are issued for all the valves
| Nom. Pressure Rating | HYDRAULIC TEST PRESSURE BODY | HYDRAULIC TEST PRESSURE SEAT |
|---|---|---|
| PN 1.0 | 1.5 Mpa | 1.0 Mpa |
| PN 1.6 | 2.4 Mpa | 1.6 Mpa |
| VALVES SIZE | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Face to Face | 203 | 216 | 241 | 292 | 330 | 356 | 495 | 622 | 698 | 787 | 914 | 978 | 978 |
| Flange Diameter | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 395 | 445 | 505 | 565 | 615 | 670 |
| Flange Thickness | 16 | 16 | 21 | 22 | 22.5 | 23 | 24.5 | 26 | 27.5 | 29 | 30 | 32 | 33 |
| P.C.D. | 125 | 145 | 160 | 180 | 210 | 240 | 295 | 350 | 400 | 460 | 515 | 565 | 620 |
| No. of Holes/Dia | 4x19 | 4x19 | 4x19 | 8x19 | 8x19 | 8x23 | 8x23 | 12x23 | 12x23 | 16x23 | 16x28 | 20x28 | 20x28 |
| Hinge Pin Diameter | 10 | 10 | 10 | 12 | 12 | 16 | 20 | 22 | 25 | 25 | 32 | 32 | 38 |
Pick Yours today-the CI Non Return Valve, conforming to IS 5312/BS standards, is an immaculate addition to any pipeline system. Decorated with an epoxy-coated surface and crafted from corrosion-resistant cast iron, this formidable valve boasts zero leakage (Class VI) and automatic swing check operation. Available in round, flanged DN50-DN300 sizes, it suits water, oil, and gas applications. Equipped for horizontal or vertical installation, it offers seamless integration with industrial, water supply, or steam pipelines. Try Now for robust, efficient flow control-procure excellence from India's leading distributor, manufacturer, and supplier.
Advantages & Applications of CI Non Return Valve
The CI Non Return Valve excels in preventing the reverse flow of mediums such as water, oil, or gas, making it ideal for industrial pipelines, water supply systems, and steam lines. Its zero-leakage performance and corrosion-resistant build ensure lengthy, trouble-free operation even under demanding conditions. With installation options in both horizontal and vertical positions, this swing-type valve is suited for dynamic use across factories, processing plants, and infrastructural networks.
Domestic & Export Market Coverage and Sample Policy
Our CI Non Return Valves are distributed across India's main domestic market and exported internationally, handled with efficient order processing and cost-effective outlay. We prioritize logistics to minimize delivery times and protect product integrity during transit. We offer flexible sample policies-customers can request physical samples, subject to defined procurement costs and logistics arrangements, ensuring complete confidence before placing large-scale orders.




Price:
Minimum Order Quantity : 1 Piece
Pressure : Other, PN10/PN16/PN25/PN40/Class 150/PN63
Application : Water, Steam, Oil, Gas, Chemical Processing, HVAC Systems
Media : Other, Liquids, Gases
Surface : Other, Epoxy Coated / Shot Blasted / Painted / Natural Finish
Price 4700.0 INR / peice
Minimum Order Quantity : 10 peices
Pressure : Other, PN 1.0/PN 1.6 MPa
Application : Water, Sewage, Oil, Gas
Media : Other, Water, Oil, Gas
Surface : Other, FBE Coated / Epoxy Painted
Price 3600.0 INR / Piece
Minimum Order Quantity : 10 Pieces
Pressure : Other, PN10/PN16
Application : Water Supply, Sewage, Fire Fighting, Irrigation Systems
Media : Other, Water, Noncorrosive Liquids
Surface : Other, Fusion Bonded Epoxy Coated
Price 2700.0 INR / peice
Minimum Order Quantity : 10 peices
Pressure : Other, PN 1.0 to PN 1.6 MPa
Application : Water Supply, Sewage, Fire Fighting Systems
Media : Other, Water, Wastewater
Surface : Other, Red Oxide Primer/Blue Epoxy Coated