
The KSB Check Valve 800-4500 Type PCF is an industry-grade, steel valve completely designed to protect pipeline integrity by protecting reverse flow. With its solid design, hard body construction, and provide with international standards, this valve is ideal for demanding services across thermal power plants, refineries, chemical industries, and more.
Made to handle high-pressure and temperature environments, the PCF check valve ensures continuous one-directional flow and removes system damage due to backpressure or flow reversal.
| Valve Type | Forged Check Valve |
| Pressure Class | ASME 800 / 1500 / 2500 / 4500 |
| Size Range | 15 mm to 50 mm (½" to 2") |
| Body Material | Forged Steel - ASTM A105, A182 F11, F22, F91 |
| Design Standard | BS 5352 / API 602 |
| Bonnet Options | Forged one-piece body Bonnet / Pressure Seal Bonnet |
| End Connections | Socket Weld - ASME B16.11, Screwed Ends (NPT) - ASME B1.20.1, Butt Weld Ends - ASME B16.25 |
| Face-to-Face Dimensions | ASME B16.10 (Short Pattern) |
| Testing Standards | API 598 / BS 6755 |
| Trim Options | Trim Nos. 5, 8, 10, 12 |
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• Forged Check Valve PCF 800-4500