The Chinese Low-Temperature Single-Seat Control Valve, paired with an Azbil Smart Valve Positioner, delivers unparalleled precision and reliability for flow control in cryogenic and low-temperature industrial applications. Engineered for environments as cold as -196°C, the valve features a robust single-seat design for tight shut-off and precise modulation, ideal for LNG, petrochemical, and industrial gas systems. The Azbil Smart Valve Positioner enhances performance with advanced diagnostics, HART/FOUNDATION Fieldbus communication, and auto-tuning capabilities, ensuring optimal valve positioning and process efficiency. This combination is compliant with international standards like ASME, API, and IEC, making it a trusted solution for demanding low-temperature processes.
Parameter | Low-Temperature Single-Seat Control Valve | Azbil Smart Valve Positioner |
---|---|---|
Valve Size | DN 15 to DN 200 (NPS ½" to 8") | N/A |
Pressure Rating | PN 10 to PN 100 (ANSI Class 150 to 600) | N/A |
Temperature Range | -196°C to 200°C (-321°F to 392°F) | -40°C to 80°C (-40°F to 176°F) |
Flow Capacity (Cv) | 0.1 to 400 | N/A |
Body Materials | Stainless steel (1.4408, CF8M), low-temperature carbon steel | Aluminum alloy with corrosion-resistant coating |
Trim Materials | Stainless steel, Hastelloy (optional) | N/A |
Seat Leakage | Class IV to VI (per IEC 60534-4) | N/A |
Actuator Type | Pneumatic, electric, or electro-pneumatic | Pneumatic input (4-20 mA) |
Positioner Communication | N/A | HART, FOUNDATION Fieldbus, 4-20 mA |
Positioner Accuracy | N/A | ±0.5% full scale |
Certifications | ASME B16.34, API 6D, PED, ATEX (optional) | IEC 61508 (SIL 3 capable), ATEX, FM, CSA |
The Low-Temperature Single-Seat Control Valve with Azbil Positioner is optimized for precise flow control in cryogenic and low-temperature applications:
The valve’s low-temperature materials and extended bonnet, combined with the Azbil positioner’s precision control, ensure reliable performance down to -196°C.
It provides ±0.5% accuracy, auto-tuning, and advanced diagnostics via HART/FOUNDATION Fieldbus for optimal flow control and monitoring.
Yes, it supports pressure ratings up to PN 100 (ANSI Class 600), suitable for demanding industrial systems.
The valve complies with ASME B16.34, API 6D, and PED, while the positioner meets IEC 61508 (SIL 3 capable), ATEX, FM, and CSA standards.
The valve’s robust design and the positioner’s self-diagnostic features reduce maintenance needs and downtime.
For more information about the Low-Temperature Single-Seat Control Valve with Azbil Positioner, pricing, or to request a demo, contact our team: