Scotch Yoke Double Acting Pneumatic Actuator

Approvals

Aira Pneumatics offers automation and manually operated investment casting WCB / CF8 / CF8M / CF3M floating ball valves in a single-piece design. Engineered for multiple on/off operations in downstream applications, these valves ensure durability, tight shutoff, and operational efficiency.

Specifications & Standards

Design & Manufacturing Standard: 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: 1/4" to 2" Screwed 150#
Media Compatibility: Air / Water / Oil & Gas

Materials

Ball Material: CF8, CF8M, WCB + ENP, Hastelloy, Duplex, Monel, CF3M
Stem Material: AISI 410, SS 304, SS 316, SS 304L, SS 316L, Duplex 2205, Duplex 2507, Monel
Body Material: Cast Iron (CI), Ductile Iron (DI), S.G Iron (SGI), WCB, CF8, CF8M, CF3M, SS 304L, Duplex, Hastelloy, Monel
Ball Type: Hollow & Solid
Seat Material: PTFE, RPTFE, CFT, GFT, Modified PTFE, AIRA-250, Nylon, Devlon, PEEK

Performance Parameters

Leakage Class: ISO 5208 Class VI / FCI 70-2 / ASME B16.104 (Bubble Tight Shutoff)

End Connections:

ISO 7-1 for BSPT / BSP
ASME B1.20.1 for NPT
ASME B16.11 for Socket Weld

Temperature Range: –30°C to 250°C for soft seated valves (Contact factory for special requirements)

Pressure Class: 150#

Features & Benefits

Low operating torque
One-body joint reduces leak potential
Easily dismantled for maintenance
Locking handle available
Direct mounting as per ISO 5211 standard

Direct Mounting As Per ISO 5211

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