Last Updated on April 15, 2026

Leading CS Check Valves Supplier in Mumbai, Maharashtra & India

Starting From 450-15500+Rs/Pcs

Carbon Steel Check Valves, often referred to as Non-Return Valves (NRV), are automatic safety components designed to permit fluid flow in one direction while preventing reverse flow. Manufactured from heavy-duty materials like ASTM A216 WCB, these valves protect pumps and compressors from back-pressure damage. As a premier CS Check Valves Manufacturer in Mumbai, we supply valves engineered for high-pressure and high-temperature service. Serving industries across Maharashtra and India, our Carbon Steel Check Valves are the standard for oil, gas, and steam lines. These valves offer a maintenance-free solution for engineers seeking a reliable, leak-proof barrier to ensure unidirectional flow in non-corrosive industrial systems.

Technical Specifications of CS Check Valves In India


Product Name	CS Check Valves
Product Full Name	Carbon Steel Check Valves (WCB/A105)
Material	Carbon Steel (WCB, WCC, A105, LCB, LCC)
Standards	API 6D, API 598, ASME B16.34, BS 1868
Types	Swing Check, Lift Check, Wafer Check, Dual Plate
Size Range	1/2" to 24" (Standard and Custom)
Pressure Rating	150#, 300#, 600#, 900#, 1500#, 2500#
End Connection	Flanged, Threaded (NPT), Butt-Weld, Socket-Weld
Seating Material	Metal-to-Metal (Stellite), PTFE, EPDM
Delivery	All Over India and Global Export
Country of Origin	India

Benefits and Application of CS Check Valves

Automatic Backflow Protection: These valves operate instantly based on pressure differentials, requiring no external power or manual intervention to protect sensitive equipment from reverse flow.

High Structural Stability: The robust carbon steel body is designed to handle extreme pressure surges and mechanical stress, ensuring the valve remains functional in high-demand industrial environments.

Economic Heavy-Duty Solution: Carbon steel provides the high tensile strength needed for high-pressure applications at a more cost-effective price point than stainless steel for non-corrosive media.

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Some FAQ


What is the main function of a CS Check Valve (NRV)?	The primary function is to allow fluid or gas to flow in only one direction. It automatically closes if the flow reverses, protecting pumps, compressors, and other sensitive equipment.
Are you a direct CS Check Valves Manufacturer in Mumbai?	Yes, we are a leading manufacturer and supplier based in Mumbai, providing high-quality carbon steel non-return valves to industrial sectors across Maharashtra and India.
What are the common types of carbon steel check valves?	The most common types include swing check valves for horizontal lines and lift check valves for high-pressure systems. We also supply wafer and dual plate types for space-saving installations.
What material grade is used for CS check valves?	Standard industrial grades include ASTM A216 WCB for cast valves and ASTM A105 for forged valves, both offering excellent mechanical strength and durability.
Can these valves handle high-pressure steam?	Yes, Carbon Steel Check Valves are ideal for steam services as they maintain structural integrity at temperatures up to 425°C and handle high-pressure surges effectively.
Do you provide Material Test Certificates (MTC)?	Yes, every CS Check Valve is supplied with an MTC that verifies the chemical composition and mechanical strength of the steel as per global industrial standards.
Which end connections do you offer for these valves?	We offer a wide range of connections including Flanged (ANSI B16.5), Butt-Weld, Socket-Weld, and NPT threaded ends to suit your specific piping requirements.
How quickly can you deliver orders across India?	We maintain a large stock in our Mumbai warehouse, allowing us to dispatch standard sizes to major industrial hubs in Maharashtra and India within 24 to 48 hours.