Karan International

Bhandardaha, Howrah, West Bengal

Single stage valves are designed to control pressure or flow in a single operational step, reducing high inlet pressure to a desired outlet pressure in one pass. These valves are commonly used in systems where pressure fluctuations are moderate and stability is manageable without the need for multi-stage regulation. Typically found in gas delivery systems, steam lines, and fluid distribution setups, single stage valves are valued for their simplicity, quick response, and cost-effectiveness. Constructed from durable materials such as stainless steel or brass, they are suitable for low- to medium-pressure applications across industries including manufacturing, laboratories, and utilities.

The Stop Check Valve combines the positive shutoff capability of a globe valve with the nonreturn function of a check valve, all in a single compact unit. Its precisionmachined body—typically cast carbon steel, stainless steel, or bronze—houses a springloaded disc that automatically prevents reverse flow but can also be manually closed via a handwheel or actuator for maintenance or isolation. Available in sizes from ½″ to 12″ (DN15–DN300) and pressure ratings up to ANSI Class 600, it offers tight sealing against backpressure and minimal leakage. End connections include flanged, threaded, or buttweld to suit piping systems, while the replaceable soft or metal seats ensure long service life. Ideal for steam, water, oil, and gas applications, the stop check valve simplifies install footprint and reduces potential leak points by integrating two valve functions in one.

Stainless steel industrial piston valves are precision-engineered flow control devices designed for high-pressure and high-temperature applications. Constructed from corrosion-resistant stainless steel, these valves use a cylindrical piston to regulate the flow of gases, steam, or liquids with minimal leakage. Known for their robust sealing capability and long operational life, piston valves are widely used in industries such as power plants, chemical processing, pharmaceuticals, and oil & gas. Their design ensures tight shutoff, reduced maintenance, and reliable performance even in demanding environments where durability and hygiene are critical.

Made from carbon steel, stainless steel material and alloy steel, our safety relief valves are highly demanded by our clients. Our range of safety relief valves can load the set pressure from 0.50 to 400bar to high level pressure of - 196º C to 550º C. We can also design steel safety relief valves according to the requirement of our clients. In addition, we have positioned ourselves amongst the top industrial safety relief valves suppliers in India. The most critical safety applications, don't trust anything less than a Forbes Marshall Safety Valve. Constructed from Carbon Steel, Alloy Steel and Stainless Steel material combinations, our range of full lift safety valves can accommodate set pressures from 0.50 to 400 bar, with a wide range of temperatures as extreme as - 196º C to 550º C. The smaller model VSEO takes care of small discharge capacities while the large model VSR handles large capacities with extreme ease. These valves are available in conventional & Bellow Seal Type designs.