| BODY | COVER | ASTM A 216 Gr WCB | CF8 | CF8M | CF3 | CF3M |
| TRIMS | 13 Cr | 18 Cr 8 Ni |
| MFG STD | BS 1868 |
| INSP & TEST STD | BS 6755 |
| ENDS | FLANGED TO ASME B 16.5 RF |
| OPERATION | AUTOMATIC |
| HYD-TEST PRESSURE | BODY : 425 Psig (30 Kg/Cm ²) |
| SEAT : 300 Psig (21 Kg/Cm ²) | |
| SIZE RANGE | 25 MM TO 300 MM |
The Investment Casting Non-Return Valve (NRV) Class 150, Swing Type with Bolted Cover, is designed to prevent reverse flow in pipelines, ensuring smooth, unidirectional operation. Manufactured using high-precision investment casting, this valve offers excellent dimensional accuracy, superior surface finish, and enhanced mechanical strength.
Ideal for a variety of industrial applications—including water treatment, chemical processing, and oil & gas—the swing check mechanism allows for minimal pressure drop and reliable sealing. The bolted cover design ensures easy maintenance and long-term durability in moderate pressure systems.
Key Features:
Type: Swing Check Valve (Non-Return)
Manufacturing: Investment Casting
Pressure Rating: Class 150
Body Material Options: WCB / CF8 / CF8M / SS 316
Cover Type: Bolted Cover for easy inspection and maintenance
End Connection: Flanged (ANSI B16.5)
Applications: Water, Oil & Gas, Steam, Chemicals, Process Industries
Standard Compliance: ASME B16.34 / API 594
The Investment Casting NRV Class 150 is a reliable solution for preventing backflow while maintaining system integrity and performance in critical applications.
The Investment Casting Non-Return Valve (NRV) Class 150, Swing Type with Bolted Cover, is designed to prevent reverse flow in pipelines, ensuring smooth, unidirectional operation. Manufactured using high-precision investment casting, this valve offers excellent dimensional accuracy, superior surface finish, and enhanced mechanical strength.
Ideal for a variety of industrial applications—including water treatment, chemical processing, and oil & gas—the swing check mechanism allows for minimal pressure drop and reliable sealing. The bolted cover design ensures easy maintenance and long-term durability in moderate pressure systems.
Key Features:
Type: Swing Check Valve (Non-Return)
Manufacturing: Investment Casting
Pressure Rating: Class 150
Body Material Options: WCB / CF8 / CF8M / SS 316
Cover Type: Bolted Cover for easy inspection and maintenance
End Connection: Flanged (ANSI B16.5)
Applications: Water, Oil & Gas, Steam, Chemicals, Process Industries
Standard Compliance: ASME B16.34 / API 594
The Investment Casting NRV Class 150 is a reliable solution for preventing backflow while maintaining system integrity and performance in critical applications.
