Heater Drain Valve
XURI is a heater drain valve manufacturer specializing in feedwater heater drainage systems for thermal power plants.
These valves handle complex two-phase flow conditions involving high pressure differences, flashing, and erosion risks. Through optimized internal structures and wear-resistant materials, XURI heater drain valves provide reliable operation with a service life exceeding 15 years in power plant service.
Engineering Advantages:
- Designed for two-phase flow conditions
- High differential pressure resistance
- Erosion-resistant trim options
- Long service life exceeding 15 years
- Reliable shutdown performance
Typical Applications
- High-pressure feedwater heater drain
- Low-pressure heater cascading drain
- Steam generator blowdown control
- Heater shell drain level control
- Two-phase flow drain systems
Technical Specifications
| Design Standard | ASME B16.34 / IEC 60534 |
| Pressure Class | Class 600 - Class 2500 |
| Size Range | DN25 - DN200 (1" - 8") |
| Body Materials | WCB, WC6, WC9, F91, F92 |
| Trim Design | Multi-stage, Anti-cavitation, Anti-flashing |
| End Connections | Flanged, Butt-weld |
| Operation | Pneumatic, Electric |
Standards & Certifications
- ASME B16.34 - Design standard
- IEC 60534 - Control valve testing
- SIL 3 - Functional safety
- ISO 9001 - Quality management
Why Choose XURI
Manufacturing Capability
XURI operates professional valve manufacturing facilities with in-house casting capability and an annual production capacity of 6,000 tons.
Quality Assurance
Complete inspection process including PMI, NDT, hydrostatic testing, and dimensional inspection ensures product reliability.
Engineering Experience
Supporting severe service applications including power generation, oil and gas, chemical, and energy projects worldwide.
Global Supply
Products supplied to EPC contractors, distributors, and industrial projects across 30+ countries, with factory-direct pricing and on-time delivery.
FAQ
What is a heater drain valve used for?
Heater drain valves are used for feedwater heater drainage in thermal power plants, handling two-phase flow conditions with high pressure differences.
What is the service life of XURI heater drain valves?
XURI heater drain valves are designed for a service life exceeding 15 years in power plant applications.
What materials are used for high-temperature heater drain valves?
XURI offers F91, F92, WC6, and WC9 materials for high-temperature and high-pressure heater drain applications.