Pneumatic ValveFeatured
3PC Pneumatic Ball Valve
3PC 气动球阀（螺纹）
OVERVIEW
The 3 Piece Pneumatic Ball Valve features a three-piece body design that allows the center section to be removed from the pipeline without disturbing the end connections. This enables quick maintenance, easy seal replacement, and reduced downtime.
Applications
▸Chemical and petrochemical processing
▸Oil and gas industries
▸Food and beverage and sanitary applications
▸Pharmaceutical and biotech
▸Water treatment and high-purity systems
▸HVAC and industrial automation
Technical Specifications
01 — Features
Three-piece body – center section removable without unthreading end connections
Full port – minimal pressure drop, allows pipeline pigging
Pneumatic actuator – double-acting or spring-return (fail-safe) options
PTFE / RTFE seats – low friction, excellent chemical resistance, bubble-tight shut-off
Blow-out proof stem – enhanced safety under pressure
Materials – SS304, SS316 / CF8, CF8M, carbon steel, and exotic alloys
ISO 5211 mounting pad – direct actuator mounting without brackets
02 — Advantages
Easy maintenance – replace seats and seals without removing valve from pipeline
Reduced downtime – center section swaps in minutes
Versatile – wide material and seal options for corrosive, high-purity, or high-temperature media
Fail-safe option – spring-return actuator ensures safe position on air/power loss
Long cycle life – built for high-frequency automated operation
03 — Standards
Design: API 608, ASME B16.34, ISO 5211
Pressure Rating: Class 150 – Class 600, PN16 – PN100
Testing: API 598 (bubble-tight shut-off)
