Slab Gate Valve

Product Advantages

● High Pressure Capability: Suitable for pressure ratings up to Class 2500.
● Excellent Shut-Off Performance: Reliable sealing even under severe pressure environments.
● Long Service Life: Hard-faced sealing surfaces ensure wear resistance and durability.
● Pipeline-Compatible: Full bore design suitable for pipeline pigs and long-distance transport systems.
● Safe and Reliable: Meets international API and ASME pipeline valve standards.

Size Range

● NPS 2″ – 48″ / DN50 – DN1200

Pressure Rating

● Class 150 – Class 2500

Optional Standards

● Design Standard: API 6D / ASME B16.34 / EN 1984
● Test Standard: API 6D / API 598 / EN 12266
● Flange Standard: ASME B16.5 / ASME B16.47 / EN 1092-1

Industry Applications

● Oil & gas pipeline transmission systems
● Crude oil and natural gas gathering stations
● Petrochemical and refinery plants
● High-pressure industrial fluid systems
● Power plant auxiliary pipelines
● Long-distance energy transportation networks

FAQs

1. Why are slab gate valves used in oil and gas pipelines?

Slab gate valves provide reliable shut-off, low pressure loss, and a straight flow passage, making them suitable for long-distance oil and gas transmission pipelines.

2. What does through conduit design mean for a slab gate valve?

A through conduit design allows the internal bore to match the pipeline diameter when fully opened, reducing turbulence and enabling pipeline pigging operations.

3. How do I select the correct pressure class for a slab gate valve?

Selection depends on pipeline pressure, temperature, medium characteristics, and applicable design standards. Common pressure classes include Class 150, 300, 600, and higher ratings.

4. What is the service life of a slab gate valve in pipeline applications?

The service life depends on operating conditions, material selection, maintenance practices, and the number of operating cycles. Properly selected slab gate valves can provide long-term reliable isolation in pipeline systems.

5. What factors should be considered when selecting a slab gate valve for pipeline projects?

Selection should consider pipeline pressure, temperature, media characteristics, valve size, end connection, sealing requirements, and applicable standards such as API 6D.