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CI Non Return Valve

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MOQ : 1 Piece

CI Non Return Valve Specification

Structure
Swing type / Flanged ends

Material
Cast Iron (CI)

Power
Manual (No external power required)

Pressure
Up to 16 Bar

Media
Water, Oil, Gas

Port Size
50mm to 300mm

Surface
Painted / Epoxy coated

Shape
Round / Flanged

Application
Industrial pipelines, Water supply, Steam lines

Seat Test Pressure
16 Bar

End Connection
Drilled to IS/BS/DIN standards

Feature
Corrosion resistant

Connection Type
Flanged connection

Leakage Class
Class VI (Zero Leakage)

Seat Material
Bronze / Rubber / CI

Operation
Automatic swing check

Standard
IS 5312 / BS Standards

Installation Position
Horizontal / Vertical

Nominal Diameter Range
DN50-DN300

Body Test Pressure
24 Bar

Disc Material
Cast Iron / Bronze / Stainless Steel

CI Non Return Valve Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash in Advance (CID)

Supply Ability
10 Pieces Per Month

Delivery Time
5-7 Days

Main Domestic Market
All India

About CI Non Return Valve

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

Prevents reverse flow automatically without manual operation
Heavy-duty design ensures long-lasting service life
Full-bore design minimizes pressure loss
Renewable seat and disc options for easy maintenance
Corrosion-resistant materials for extended durability
Tight shut-off performance with minimal back pressure
Suitable for both horizontal and vertical installations

APPLICATION

Water supply and distribution pipelines
Pumping stations and treatment plants
Irrigation and canal networks

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.

FAQ's of CI Non Return Valve:

Q: How does the CI Non Return Valve prevent backflow in pipelines?

A: The CI Non Return Valve employs an automatic swing check mechanism, which allows fluid to flow in one direction and immediately closes if the flow reverses, ensuring there is no backflow and maintaining system integrity.

Q: What makes this valve suitable for a variety of industrial applications?

A: Decorated with an epoxy coating and constructed from corrosion-resistant materials, this valve accommodates a wide range of media-water, oil, and gas-thanks to its robust, Class VI zero-leakage design and compatibility with several installation orientations.

Q: When should the CI Non Return Valve be installed in a plumbing system?

A: It is best installed during the initial pipeline setup or when upgrading existing lines, especially in locations where one-way flow is critical, such as water supply lines and industrial processing plants.

Q: Where can these valves be effectively used?

A: These valves are versatile and used in industrial pipelines, municipal water supply networks, steam lines, and any setting requiring protection from reverse flow, both domestically in India and internationally.

Q: What is the process for ordering and receiving samples?

A: To procure a sample, initiate an inquiry specifying the required size and configuration. After order processing and outlay confirmation, logistics arrangements are made. Samples are delivered as per our defined policy for thorough evaluation before large orders.

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