Product Category
Valves
Gate, globe, ball, check, butterfly and control valves for isolation, regulation and safety-relief duty across process systems.
Product Overview
The right valve for the right duty — not just the cheapest one.
Valve selection depends on more than pipe size: pressure class, fluid compatibility, actuation method and fire-safe requirements all shape the right choice. AST reviews the service conditions before recommending a valve type and manufacturer.
Typical Types
Valve Types
- Gate, globe & ball valves
- Check & butterfly valves
- Control & pressure-relief valves
Standards
Standards & Codes
- API 600 / 602 / 6D
- ASME B16.34
- API 594 (check valves)
Materials
Available Materials
- Carbon & stainless steel
- Duplex / alloy trims
- Fire-safe designs (API 607)
Applications
Typical Applications
- Process isolation & control
- Pipeline block valves
- Pressure-relief & safety systems
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