Slab Gate Valve
XURI is a slab gate valve manufacturer specifically serving oil and gas pipeline applications requiring low pressure loss, reliable sealing, and full-bore flow performance.
The flat gate design provides a smooth internal passage suitable for pipeline pigging operations and long-distance transmission systems. Our patented parallel double disc structure ensures zero leakage under high line pressure.
Engineering Advantages:
- Full bore flow passage for pigging operations
- Low pressure drop design
- Patented parallel double disc structure
- Reliable sealing under high pipeline pressure
- Designed for long-term pipeline service
Typical Applications
- Pipeline mainline block valves
- Pig trap isolation valves
- Metering skid inlet and outlet
- Compressor station suction isolation
- Pipeline lateral and branch isolation
- Storage cavern wellhead isolation
Technical Specifications
| Design Standard | API 6D / ASME B16.34 |
| Pressure Class | Class 150 - Class 900 |
| Size Range | DN50 - DN1200 (2" - 48") |
| Body Materials | WCB, WC6, LCB, CF8, CF8M |
| Seal Design | Parallel double disc / Single expanding gate |
| End Connections | Flanged (RF/RTJ), Butt-weld |
| Operation | Manual, Gearbox, Pneumatic, Electric |
Standards & Certifications
- API 6D - Pipeline valve design
- API 598 - Shell and seat testing
- ISO 9001 - Quality management
- NACE MR0175 - Sour service
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 slab gate valve used for?
Slab gate valves are used for oil and gas pipeline applications requiring full-bore flow, low pressure drop, and pigging capability.
What is the advantage of parallel double disc design?
The patented parallel double disc structure ensures zero leakage under high line pressure while maintaining smooth internal passage for pigging.
Can XURI supply slab gate valves for sour service?
Yes. XURI slab gate valves are available with NACE MR0175 compliance for sour gas applications.