Your Valve Partner
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Your Valve Partner. Compact mounting. Modular design. Service friendly solutions. 1.0. Control valves. Flow Control. Globe valve. Ball valve. Butterfly valve. Ball sector valve. 1.1. Isolation valves. Check valves. Ball valves. Safety valves. Knife gates.

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Your Valve Partner

Compact mounting

Modular design

Service friendly solutions

1.0


Control valves
Control valves

Flow Control

Globe valve

Ball valve

Butterfly valve

Ball sector valve

1.1


Isolation valves

Check valves

Ball valves

Safety valves

Knife gates

Globe valves

Wedge gates

Butterfly valves

1.2


Butterfly valves
Butterfly valves

Butterfly valves for many applications: P&P, power, process, municipal use…

2.0


Naf torex

High performance butterfly valve

Triple offset design

Patented disc profile

NAF-Torex

Flow Control

2.1.1


Naf torex1
NAF-Torex

Flow Control

Triple offset geometry

2.1.2


Naf torex2

Metaloplast bearing

Seat rings of PTFE, Inconel 718, EPDM or FPM.

NAF-Torex

Flow Control

EPDM, FPM

PTFE

Inconel 718

2.1.3


Naf torex3

Alternatively with box packing

High-level actuator mounting

Hard chromium plated stem bearing

NAF-Torex

Flow Control

2.1.4


Naf torex4

•Material: Stainless steel or special materials

•Dimensions: DN 80 – 600

(DN 700 - 1000 NAF-Unex)

•Class: PN 10 - 40

ANSI Class 150 - 300

•Mounting:Wafer

Lug-type

•Temperature:Up to 350°C

NAF-Torex

Flow Control

2.1.5


NAF-Torex

  • Design with welding ends

  • Material: Carbon steel

  • •Sizes: DN350-700

  • •Class: PN16-25

  • Temperature: -40 - 200 ° C

2.2


Desponia butterfly valve
Desponia butterfly valve

Flow Control

  • Lined butterfly valve in wafer,

  • lug and double flanged design

  • A variety of materials for the

  • lining and disc

  • Replaceable liner

2.3.1


Desponia butterfly valve

Flow Control

  • •Materials: Housing GGG, GG

  • Liner EPDM, NBR, Silicon

  • •Dimensions: Wafer DN 25 – 700

  • LUG DN 25 – 400

  • Flanged DN 150 - 1200

  • •Class: PN6-PN20

  • •Mounting: Wafer, Lug, Flanged

  • Temperature: -40° C to +200° C

2.3.2


Bianca butterfly valve
Bianca butterfly valve

Flow Control

  • A gas tight valve with excellent

  • resistance against diffusion

  • Low pressure drop and torque demand

2.4.1


Bianca butterfly valve

Flow Control

•Material:GGG 40.3

•Dimensions: DN 32 – 800

•Class: PN6-PN16

•Mounting: Wafer, Lug

•Temperature: -40…+200°C

2.4.2


Ball sector valve
Ball sector valve

The all-round control valve.

3.0



Naf setball1

• O-ring stem seal design. Easy maintenance, available in various materials.

• Seat rings of stellite or encapsulated C-PTFE

NAF-Setball

Flow Control

PTFE / SS

Stellite

3.1.2


Naf setball2

Alternatively with box packing various materials.

Alternatively with

metaloplast bearings

NAF-Setball

Flow Control

3.1.3


Naf setball3

•Material: various materials.SS or other

•Dimensions: DN 25 - 400

•Class: PN 10 - 40

ANSI Class 150 - 300

•Mounting: Wafer

DN25-200 Flanged

DN80-400

•Temperature: Max. 225° C

NAF-Setball

Flow Control

3.1.4


Ball valves
Ball valves various materials.

A valve for demanding applications

4.0


Naf duball

A robust valve for demanding applications various materials.

NAF-Duball

4.1.1


Naf duball1

• Maintenance free stem with PTFE bushing and double O-ring seals

• Seat rings of stellite or encapsulated CPTFE

NAF-Duball

Flow Control

Stellite PTFE

4.1.2


Naf duball2

• Box packing for high temperatures, 230…350° C O-ring seals

Bearing of stellite,

high actuator mounting

NAF-Duball

Flow Control

4.1.3


Naf duball3

•Materials: O-ring sealsSS and specials

•Dimensions: DN 25 - 500 Full bore

•Class: PN 10 - 40 ANSI Class 150 - 300

•Mounting:Flanged

•Temperature: Up to 350°C

NAF-Duball

Flow Control

4.1.4


Naf triball

Seat rings of PTFE or Stellite O-ring seals

Box packing with o-ring

NAF-Triball

Flow Control

4.2.1


Naf triball1

•Materials: SS O-ring seals

•Dimensions: DN10-100

•Class: Max PN56

•Mounting: Various

•Temperature: Max. 225°C

NAF-Triball

Flow Control

4.2.2


Navalball O-ring seals

  • A safe, leakage free shut-off valve

  • Low lifetime cost due to simple and

  • robust construction

4.3.1


Navalball O-ring seals

•Materials: CS, SS

•Dimensions: DN 10 - 600

•Class: PN 16 - 40

•Mounting: Various

•Temperature: Max 200°C

C

4.3.2


Navalsteam O-ring seals

  • Designed for steam up to 300 °C

4.4.1


Navalsteam O-ring seals

•Material: CS

•Dimensions: DN 15-100

•Class: PN 25/40

•Mounting: Various styles

•Temperature: Max 300 °C

C

4.4.2


Knife gate valve
Knife gate valve O-ring seals

Shut-off valve with unique features

5.0


Naf knife

Metal seated O-ring seals

Soft seated for maximum tightness

NAF-Knife

Flow Control

5.1.1


Naf knife1

Box packing with o-ring O-ring seals

NAF-Knife

Flow Control

5.1.2


Naf knife2

•Materials: GG, SS O-ring seals

•Dimensions: DN 50 - 1200

•Class: PN 10

ANSI Class 150

•Mounting: Wafer

•Temperature: Up to 400°C

NAF-Knife

Flow Control

5.1.3


Foxtop globe valve

Versatile globe control valve for various applications O-ring seals

High volume body

Long lifetime and high reliability

FoxTop – globe valve

6.2.1


Foxtop globe valve1
FoxTop – globe valve O-ring seals

Flow Control

  • •Materials: CS, SS

  • •Dimensions: DN 15 - 300

  • •Class: PN10-40

  • •Mounting: Flanged, welded ends

  • Temperature: -30°C to +400° C

6.2.2


Foxpak globe valve

Modular design O-ring seals

A standard valve with compact and simple design

FoxPak – globe valve

6.3.1


Foxpak globe valve1
FoxPak – globe valve O-ring seals

Flow Control

  • •Materials: CS, SS

  • •Dimensions: DN 15 - 100

  • •Class: PN10/40

  • •Mounting: Flanged

  • Temperature: -10° C to +350° C

6.3.2


Foxplus globe valve

A wide variety of body and trim designs O-ring seals

FoxPlus – globe valve

6.4.1


Foxplus globe valve1
FoxPlus – globe valve O-ring seals

Flow Control

  • •Materials: CS, SS, others

  • •Dimensions: DN 25 - 300

  • Class: PN 63-160

  • •Mounting: Flanged, welded ends

  • Temperature: -30 °C to +530 °C

6.4.2


Disc check valves
Disc check valves O-ring seals

A fast closing valve

Robust design

9.0


Naf check

Oblique seat O-ring seals

Fully open at low flow

NAF-Check

Flow Control

9.1.1


Naf check1
NAF-Check O-ring seals

Flow Control

Characteristic

Without spring

With spring

9.1.2


Naf check2

•Materials: CS, forged steel, SS O-ring seals

•Dimensions: DN 40 - 1000

•Class: PN 25 - 100

ANSI 150 - 300

•Mounting: Wafer

•Temperature: Max 525° C

NAF-Check

Flow Control

9.1.3


Noise cavitation
Noise & cavitation O-ring seals

14.0


Naf setball with z trim

Less sensitive to impurities O-ring seals

Very high Kv values

NAF-Setball with Z-trim

Flow Control

14.1.1


NAF-Trimball O-ring seals

  • Less sensitive to impurities

  • Very high Kv values

14.1.2


Naf trimball

A-Trim perforated ball design with zigzag channels O-ring seals

NAF-Trimball

Flow Control

14.1.3


Cavitation elimination O-ring seals

Pressure

With trim

W/O trim

Upstream

Downstream

14.1.4


Naf trimball1

•Material: SS O-ring seals

•Dimensions: DN 50 – 250 A-Trim

DN 50 - 300 Z-Trim

•Mounting: Flanged

•Class: PN 10 - 40

ANSI Class

150 – 300

•Temperature: Up to 350ºC

NAF-Trimball

Flow Control

14.1.5


NAF-Setball with Z-Trim O-ring seals

Flow Control

•Material: SS

•Dimensions: DN 50 - 400

•Class: PN 10 - 40

ANSI Class 150 - 300

•Mounting: Wafer

DN25-200 Flanged

DN80-400

•Temperature: Up to 225° C

14.1.6


NAF-Turnex actuator O-ring seals

15.0


Naf turnex actuator

Maintenance free O-ring seals

Long lifetime

NAF-Turnex actuator

Flow Control

15.1.1


NAF-Turnex actuator O-ring seals

15.1.2


Valve controllers

Pneumatic O-ring seals

Electro pneumatic

Intelligent versions

Valve controllers

Flow Control

16.0


Intelligent valve controllers
Intelligent valve controllers O-ring seals

Flow Control

NAF-LinkIT

An intelligent valve controller for quarter turn valves

16.1.1


Intelligent valve controllers1

NAF-SwitchIT O-ring seals

A solution for intelligent

on/off valve controllers in

Profibus D/P environment

Intelligent valve controllers

Flow Control

16.2.1


Complete packages

Direct mounting O-ring seals

Flexibility

Complete packages

17.0


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