Passion for valves

Shut-off and
control valves

KX safeflex 3+

Triple-offset
shut-off & control valve

KX Safeflex is a latest-generation series from OHL Gutermuth. It offers the highest standards of operational safety and durability under high pressures, temperatures, and dynamic loads.

Technical information

DN 100 – DN 2800 or 4″ – 112″
Pressure ratings up to Class 2500 / PN 400
Temperature range: –196°C to +850°C
AD 2000/ASME/API
PED 2014/68 EU Pressure Equipment Directive
Leakage rate A in accordance with DIN EN 12266 / ANSI FCI 70.2 Class VI
Self-centering
No friction, therefore wear-free and maintenance-free

KX

Safeflex 3+

Design features

Leak-tight across a wide pressure and temperature range.
Easy repair thanks to the self-centering design.
Very low breakaway torque, 45% lower than with laminated sealing rings.
Maintenance-free.
Excellent tightness even at very high or very low temperatures.
Tight shut-off in both directions (optional).
All-metal seals also available in duplex, Hastelloy, Inconel, and titanium.
Laminated sealing ring available for standard applications.
Hardened seat available in many different materials.
Replaceable seat available as an option.
Optional heating jacket.
Blocking gas and flushing connection available as an option.
Various solutions for noise reduction
Inserts for flow control at low or high flow rates.
Friction-free.
DIN EN ISO 15848 (optional).
Perfect disc support thanks to unique shaft guidance.
Self-centering seal.
Solutions for actuation times down to 0.1 sec. available.
Optional bearing protection.
Firesafe approved to API 607, 5th
edition, and DIN EN ISO 10497.
Certified up to SIL 3.
Wear-free.
Completely new disc design for optimized control applications.

Applications

Solar plants
District heating systems
LNG
Power generation
Gas industry
Paper industry
Power plants
Desulfurization plants
Mining
Chemical industry
Steel industry
Petrochemical industry

Versions

Shut-off and control valve, KX SAFEFLEX series

High-pressure version

High-temperature version

Cryogenic version KXT

Heating jacket KXL – HJ

Noise reduction / anti-cavitation solution

Applications

Tailor-made solutions
for your application

Wherever particularly high safety standards apply, perfect solutions are required for
shut-off and control.

OHL Gutermuth has built an excellent reputation worldwide with tailor-made valves for specific industrial applications. Consolidated know-how and decades of experience from two established specialist companies, combined with a strong commitment to quality and a high level of personal dedication, provide the best prerequisites for meeting future challenges.