Stainless Steel Single Acting Pneumatic Actuator

Stainless Steel Single Acting Pneumatic Actuator

Aira offers manual and automated extended shaft floating ball valves engineered specifically for cryogenic applications. These valves are designed for optimal performance in challenging environments such as:
  • Cryogenic Gas Systems
  • Nitrogen Injection
  • Oil Recovery
  • Air Separation Plants
  • Steel Plants
  • Heat Treatment Facilities
The extended shaft ensures safe and efficient operation even under extreme low-temperature conditions.

Specifications & Standards

• Design & Manufacturing: ASME B16.34 / BS EN ISO 17292
• Face-to-Face Dimension: ASME B16.10 / BS EN ISO 17292
• Inspection & Testing: API 598 / ISO 5208 / BS EN 12266-1
• Size Range: 1/2" to 8" Flanged
• Pressure Class: 150#
• Media Compatibility: Air / Water / Oil & Gas

Material Specifications
• Body Material:
Cast Iron (CI), Ductile Iron (DI), S.G. Iron (SGI), WCB, CF8, CF8M, CF3M, SS 304L, Duplex, Hastelloy, Monel

• Ball Material:
CF8, CF8M, WCB + ENP, Hastelloy, Duplex, Monel, CF3M

• Ball Type:
Hollow & Solid

• Stem Material:
AISI 410, SS 304, SS 316, SS 304L, SS 316L, Duplex 2205, Duplex 2507, Monel

• Seat Material:
PTFE, RPTFE, CFT, GFT, Modified PTFE, AIRA-250, Nylon, Devlon, PEEK

Connection & Operating Conditions
• End Connections:
  • BSPT / BSP: ISO 7-1
  • NPT: ASME B1.20.1
  • Socket Weld: ASME B16.11
• Flange Drilling:
  • ASME B16.5 Class 150# / 300# / DIN / JIS
• Leakage Class:
  • ISO 5208 Class VI / FCI 70-2 / ASME B16.104 (Bubble Tight Shutoff)

• Temperature Range:
  • –50°C to 300°C for soft seated valves
  • (Contact factory for special temperature requirements)
Certifications
• CE Design Approved
• POD Certified

Key Features & Benefits
Three Extension Bonnet Length Options
Designed to place the gland packing in ambient zones, preventing freeze damage in cryogenic fluid applications.

Cavity Pressure Self-Relief Construction
Prevents pressure buildup within the cavity for safe and reliable operation.

Chevron Seal Design
Ensures minimal leakage after thousands of operation cycles.

Low Operating Torque
Allows for smoother and easier manual or automated actuation.

Fire Safe Design
Available for enhanced protection in flammable environments.

Fugitive Emission Control
Suitable for both flammable and non-flammable applications, supporting environmental safety standards.
Direct Mounting As Per ISO 5211
Fire Safe Design

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