AKH8

PFA-lined monoblock ball valve

Sizes

DN15 – DN100

Flange connection

PN10, PN16

Face-to-face

DIN EN 558-1

Case material

GGG40+PFA, GGG40+FEP

Lining

PFA, FEP

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Compared to the existing range of floating ball valves, the ATOMAC AKH8 is a valve featuring a one-piece ball and stem unit. The rigid connection between these two elements facilitates the use of viscous, high-viscosity, and sticky media, especially in high switching cycles, as it prevents wear and tear of the drive pin in the ball slot.

The excellent design of the static and dynamic body flange seal of the FLOWSERVE ATOMAC AKH2.2, featuring a metal-to-metal connection, has also been implemented in this new monoblock ball valve. As a result, neither piping bending forces nor thermal cycling stresses have a negative impact on the torque.

Technical Specifications

Technical Specifications
Type Ball valve
Sizes DN15 – DN100
Flange connection PN10, PN16
Connection Flanges
Face-to-face DIN EN 558-1
Case material GGG40+PFA, GGG40+FEP
Gland Packing PTFE, PTFE+Graphite
Pressure range PN16
Ball material PFA coated, FEP coated
Ball seat PTFE
Lining PFA, FEP
Operations Electric motor, Pneumatic double-acting, Pneumatic single-acting, Hand lever, Mounting flange (ISO 5211), Gearbox with handwheel

Documents & 3D

FERGO Special Solutions

When standard
isn’t enough.

Special materials such as duplex, Hastelloy and titanium — special nominal diameters up to DN 1000 — special actuators for ATEX Zone 1. We develop your bespoke ball valve solution.

Special Materials

Duplex 1.4462, Hastelloy C-276, Titan Gr.2, Inconel 625

Special diameters

DN8 to DN1000+ — all flange standards: DIN, ANSI, JIS

ATEX Drives

Zones 1 & 2 — electric (24V to 240V), pneumatic

Complete documentation

Material Certificate 3.1 / 3.2, Pressure Test, SIL Certification