· Ball valves
· Gate valves
· Butterfly valves
· Pinch valves
· Knife gate valves
· Diaphragm valves-Straight through type
· Penstocks valves

· Needle valves
· Globe valves
· Diaphragm valves-Weir type
· Float valves

· Check valves
· Strainers
· Safety relief valves
· Bursting discs
· Expansion joints
· Pressure regulators
· Steam traps

· Level gauges
· Sight flow indicators
· Pneumatic actuators
· Electric actuators
· Hydraulic actuators

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44600 Saint-Nazaire - France
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ECO-DIRIS® Swing Check valves

Materials : Stainless steel, Brass, Bronze
Seats : Metal- to metal, Soft seat
Class : PN16, PN40
Sizes : Up DN8 to DN100
End connections : Threaded: BSP

PRO-DIRIS® Forged Check valves

Construction : Forged check valves : ball, piston or swing scheck
On request sping
Materials : Carbon steel : A105…, Stainless steel: 316L-304L…, Special alloys...
Seats : Metal to metal
Class : 800-1500-1500-2500lbs
Sizes : Up DN8 to DN50
End connections : Screwed NPT
Welded SW, BW
Between flanges PN20, PN50, PN100, PN150, PN250, PN420, Asa150, asa300, asa600, asa900, asa1500, asa2500
Full or reduce bore
API 602
ATEX

DISCO-DIRIS® 3 piece Spring Check valves

Construction : Spring return check valves
Materials : Brass, Cast iron, Carbon steel, Stainless steel...
Seats : Metal to metal, soft seat
Class : PN10, PN16, PN25
Sizes : Up DN8 to DN400
End connections : Threaded: BSP, NPT
Welded: SW, BW
Flanged: PN16, PN25

DISCO-DIRIS® High pressure 3 piece Spring Check valves

Construction : Piston or ball check valves
Materials : Bronze, Carbon steel, Stainless steel...
Seats : Metal to metal, PTFE
Série : PN200, PN400
Sizes : Up DN8 to DN50
End connections : Threaded: BSP, NPT
Welded: SW, BW

DIRIS® Wafer Check valves

Construction : Wafer Check valve with single plate
Materials : Carbon steel, Stainless steel: 304L-316L, Cast iron, Bronze...
Seats : Metal to metal, Nitrile, PTFE, Silicone, Viton
Class : PN10, PN16, PN20, PN25, PN40, PN50, PN100
Sizes : Up DN40 to DN800
End connections : Flanged: PN10, PN16, PN20, PN25, PN40, PN50, PN100
Fully automatic, spring-loaded and double-guided on request

DUO-DIRIS® Duo Check valves

Construction : Dual-plate non return check valves
Materials : Carbon steel, Stainless steel: 304L-316L, Cast iron, Bronze...
Seats : Metal to metal, Nitrile, PTFE, Silicone, Viton…
Class : PN10, PN16, PN20, PN25, PN40, PN50, PN100
Sizes : Up DN40 to DN800
End connections : Flanged: PN10, PN16, PN20, PN25, PN40, PN50, PN100
Fire safe on request

DINO-DIRIS® Conventional swing check valve

Materials : Acier Carbone : A216 WCB-GSC 25…, Inox : 316…, Fonte : GS, Alliages spéciaux...
Étanchéité des Clapets : Métal-Métal, Métal-Joint
Principe : Clapet à battant dans un corps
Série : PN16, PN20, PN25, PN40, PN50, PN100
Diamètres : DN50 à DN600
Raccordements : A souder : BW
A brides : PN16, PN20, PN25, PN40, PN50, PN100
Construction possible du clapet équipé d'un levier de blocage.
Contrepoids possible sur le levier du clapet.

Clapet à Disque DISCO-DIRIS®

Construction : Clapet à disque
Matières : Laiton, Fonte, Inox
Étanchéité des Clapets : Métal-Joint
Série : PN10, PN16, PN25, PN40
Diamètres : DN8 à DN500
Raccordements : Taraudé : BSP
Entre brides : PN16, PN20, PN25, PN40
Clapets pour utilisation sur tuyauteries verticales ou horizontales.
Crépine de protection

HYDRO-DIRIS® Ball check valves

Construction : Ball check valves
Materials : Cast iron
Seats : Ball: Nitrile
Seat: Metal
Class : PN10, PN16
Sizes : Up DN25 to DN400
End connections : Threaded: BSP, NPT
Flanged: PN10, PN16, Asa 150
Horizontal and vertical installation in the pipeline.

ELVO-DIRIS® Lift Check valves

Construction : Lift check valves with spring
Materials : Cast iron, Carbon steel, Stainless steel...
Seats : Metal to metal
Class : PN10, PN16, PN25, PN40, PN63, PN100, PN160
Sizes : Up DN15 to DN150
End connections : Flanged: PN16, PN25, PN40, PN63, PN100, PN160
Y pattern or conventional pattern.
EN 14341 lift check valve

Clapet DIRIS® Autoclave

Construction : Clapet à battant, Piston ou titling disc, Chapeau Autoclave
Matières : Acier : A216 WCB, Inox : 316L-A351 CF8M, Alliages spéciaux...
Série : 600lbs, 900lbs, 1500lbs, 2500lbs, 4500lbs
Diamètres : 2" (DN50) à 30" (DN750)
Raccordements : A brides : RF, RTJ
A souder : BW
Clapets selon norme de construction API 600.
Clapets ATEX sur demande.

Y Strainers

Matières des Corps de Filtres : Acier, Inox, Laiton, Bronze, Fonte, Alliages spéciaux...
Série : PN16, PN20, PN25, PN40, PN50, PN100
Diamètres : DN8 à DN600
Raccordements : Taraudé : BSP, NPT
A souder : SW, BW
A brides : PN16, PN20, PN25, PN40, PN50, PN100
Nos filtres peuvent être réalisés :
- En construction moulée
- En construction mécano-soudée
- Tamis spéciaux pour filtration particulière

Filtre plat

Construction : Plat
Matières : Inox 304, 316
Série : PN10, PN16
Diamètres : DN40 à DN600
Raccordements : Entre brides PN10, PN16, PN25
Nos filtres plats peuvent être réalisés en tôle perforée et maille selon le niveau de filtration souhaitée , selon la spécification.

Cone and Basket Temporary Strainers

Construction : Conique ou tronconique
Matières : Inox, Alliages spéciaux...
Série : PN16, PN20, PN25,PN40, PN50, PN100
Diamètres : DN25 à DN1000
Raccordements : Entre brides : PN16, PN20, PN25, PN40, PN50, PN100
Nos filtres provisoires, coniques ou tronconiques peuvent être réalisés en tôle perforée et maille selon le niveau de filtration souhaité. Selon la spécification, le filtre peut être uni-directionnel ou bi-directionnel.

T Strainers

Construction : Mécano-soudé, Tamis traineau
Matières des Corps de Filtres : Acier, Inox, Alliages spéciaux...
Série : PN16, PN20, PN25, PN40, PN50, PN100
Diamètres : DN25 à DN1000
Raccordements : A souder : BW
A brides : PN16, PN20, PN25, PN40, PN50, PN100
Tamis spéciaux pour filtration particulière sur demande

Angled Basket Strainers

Construction : Mécano-soudé / Tamis panier
Matières des corps de filtres : cier, Inox, Alliages spéciaux...
Série : PN16, PN20, PN25, PN40, PN50, PN100
Diamètres : DN25 à DN1000
Raccordements : A souder : BW
A brides : PN16, PN20, PN25, PN40, PN50, PN100
Tamis spéciaux pour filtration particulière sur demande

Simplex and Duplex basket strainers

Construction : Simple ou double panier
Matières du corps du filtre : Fonte
Série : PN10, PN16, PN25, PN40
Diamètres : DN40 à DN600
Raccordements : A brides : PN10, PN16, PN25, PN40

Fabricated strainers

SPIRALIS® Pipe outlet Safety Relief valves

Construction : Pipe outlet safety relief valves springloaded
Design : Open cap or close cap, with or without lever
Materials : Bronze, Cast iron, Carbon steel, Stainless steel...
Seats : Metal to metal, Soft seats
Range for set pressure : 0,3 to 400bars
Sizes : Up DN8 to DN600
End connections : Threaded: BSP,NPT
Flanges
CLAMP
Optional : Hand lever, Bellows for back pressure...
According to ASME I, IV, VIII / API 526 ...

SPIRALIS® Free outlet Safety Relief valves

Construction : free outlet safety relief valves spingloaded
Design : Open discharge
Materials : Brass, Stainless steel...
Seats : Metal to metal, Soft seats
Range for set pressure : 0,3 à 100bars
Sizes : Up DN8 to DN50
End connections : Threaded: BSP, NPT

SPIRALIS® Vacuum and Pressure Relief Valves

Design : Pipe inlet or free inlet.
Pipe outlet or free outlet
Construction : Springloaded
Materials : Stainless steel: 304-316, Special alloys...
Seats : Metal to metal, Soft seat (PTFE-EPDM-Viton...)
Range for set pressure : Pressure: 0,2 to 4bars
Vacuum: -0,01 to -0,05bar
Sizes : Up DN8 to DN50
End connections : Threaded BSP,NPT
Flanges
CLAMP

RESPI-SPIRALIS® Breather valves

Function : -Breather valve with atmospheric intake and venting
-Breather valve with piped intake and atmospheric venting
-Breather valve with atmospheric intake and piped exhaust vent.
Design : Vacuum relief valves, Pressure relief valves
Materials : Cast Aluminium, Cast iron, Carbon steel, Stainless steel...
Seats : Metal to metal, Soft seat
Range for set pressure : Pressure: 0,0025 to 3bars
Vacuum: -0,0025 to -0.8bar
Sizes : Up DN50 to DN300
End connections : Flanges: ANSI 150lbs, PN10, PN16

Soupape Pilotée PILOT-SPIRALIS®

Principe : Soupape de sûreté pilotée
Construction : Modèle d'équerre
Matières : Acier Carbone, Inox...
Portée : Métal-Métal, Métal-Joint
Gamme de Pression de Tarage : 1 à 600bars
Diamètres : DN25 à DN250
Raccordements : A brides : 150lbs, 300lbs, 600lbs, 900lbs, 1500lbs, 2500lbs
Construction des soupapes selon ASME VIII

Flat Composite rupture discs

Construction : Between 2 laser-cut metal foils lies a PTFE sealing diaphragm.
Non-fragmenting design
Burst Pressure Range : Up 0,015 to 800bars
Temperature range : Up -80 to 400°C
Sizes : Up DN8 to DN900
Materials : Stainless steel, Nickel, Hastelloy...
Fully PTFE coated
Performance Tolerance : Up +/-10% to +/-5%
On request
-to be set directly between flanges without holder
-Internal vacuum support
-Fully PTFE coated on process side
-Bi-directionnal disc
-Signal transmitter

Reverse rupture discs

Construction : Non-fragmenting design
Burst Pressure Range : Up 1 to 600bars
Temperature range : Up -80 to 400°C
Sizes : Up DN15 to DN300
Materials : Stainless steel, Nickel, Hastelloy, Monel, Inconel...
Performance Tolerance : Up +/-10% to +/-5%
On request:
-Between 2 laser-cut metal foils lies a PTFE sealing diaphragm
-Non fragmenting disc
-Vacuum resistant
-Metal sealing foil
-Fully PTFE coated on process side
-Signal transmitter

Graphite rupture discs "Graphit Spiralis®"

Construction : Fragmenting
Burst Pressure Range : Up 0,07 to 80bars
Temperature range : Up -60 to 300°C
Sizes : DN25 à DN600
Materials : Graphite
Performance Tolerance : +/- 10%
-Internal vacuum support
-Fully PTFE coated on process side
-Bi-directionnal disc
-Signal transmitter

Rubber Expansion Joints

Movement : Axial, Lateral, Angular and combined movements.
Body materials : Viton, Nitrile, Hypalon, PTFE, EPDM...
Flanges materials : Carbon steel, zinc plated and yellow chromated, Stainless steel...
Sizes : Up DN25 to DN3000
End connections : Threaded: BSP, NPT / Flanges: PN10, PN16, PN20, Asa 150
Lengths : 100-130-150-200-275-300mm selon les diamètres
On request
- Root rings for vacuum devise
- Tie rods set

Metallic Expansion joints - Standard serie

Movement : It consists of a single bellows capable of absorbing axial movements and small lateral, angular, vibration and combined movements in a single plane.
Bellow materials : Stainless steel inner sleeve
End materials : Carbon steel, Stainless steel
Sizes : Up DN20 to DN300
End connections : Welded: BW
Flanfes : PN10, PN16, PN20, Asa 150
On request :
-Tie rods set
-Inner sleeve

Axial metallic expansion joints

Construction : Designed and manufactured fully in accordance with CODAP - EJMA
Movement : Axial
Bellow materials : Stainless steel: 304-316, Avesta, Incoloy, Inconel, Hastelloy, Monel...

Bellow design : Multi-ply
End connections materials : Carbon steel, Stainless steel, Avesta, Incoloy, Inconel, Hastelloy, Monel...
Sizes : Up DN15 to DN12000
End connections : Welded: BW
Swivel lap-joint flanges or fixed flanges : PN1, PN2,5, PN6, PN10, PN16, PN25, PN40, PN63, Ansi150lbs, ansi 300lbs, ansi 600lbs, ansi 900lbs
With or without inner sleeve

Lateral metallic expansion joints

Construction : Designed and manufactured fully in accordance with CODAP - EJMA
Movement : Lateral
Bellow materials : Stainless steel, Avesta, Incoloy, Inconel, Hastelloy, Monel...
Bellow design : Multi-ply
End connections materials : Carbon steel, Stainless steel, Avesta, Incoloy, Inconel, Hastelloy, Monel...
Sizes : Up DN15 to DN12000
End connections : Swivel lap-joint flanges or fixed flanges : PN1, PN2,5, PN6, PN10, PN16, PN25, PN40, PN63, Ansi150lbs, ansi 300lbs, ansi 600lbs, ansi 900lbs
* : Tie rods set on request
With or without inner sleeve .

Angular metallic expansion joints

Construction : Designed and manufactured fully in accordance with CODAP - EJMA
Movement : Angular
Bellow materials : Stainless steel, Avesta, Incoloy, Inconel, Hastelloy, Monel...
Bellow design : Multi-ply
End connections materials : Carbon steel, Stainless steel, Avesta, Incoloy, Inconel, Hastelloy, Monel...
Sizes : Up DN15 to DN12000
End connections : Welded: BW
Swivel lap-joint flanges or fixed flanges : PN1, PN2,5, PN6, PN10, PN16, PN25, PN40, PN63, Ansi150lbs, ansi 300lbs, ansi 600lbs, ansi 900lbs
With or without inner sleeve .

Pneumatic regulators

Class : PN16
Body material : Aluminium
Sizes : 1/4" (DN8) - 3/8" (DN10) - 1/2" (DN15) - 3/4" (DN20) - 1" (DN25)
End connections : Threaded: BSP, NPT
- Filters
- Lubrificators
- Automatic drain connectable

Self Operated pressure regulators

Body materials : Cast iron, Carbon steel, Stainless steel...
Trims : Metal to metal, Soft sats: EPDM, PTFE...
Sizes : Up DN15 to DN150
End connections : Threaded: BSP, NPT
Flanges: PN10, PN20, PN25, PN40
Inlet pressure : 40bars
Outlet pressure : 15bars
Nos détendeurs automoteurs sont prévus pour :
- Gaz neutres
- Liquides
- Vapeur

Water Pressure Reducing Valves

Body materials : Brass, Bronze, Cast iron
Internal materials : Metal to metal or soft seats: EPDM, NBR...
Sizes : Up DN15 to DN200
End connestions : Theaded: BSP
Flanges: PN10, PN16, PN25
Inlet maximum pressure : 25bars
Pression Aval maxi : 10bars
Réducteur de pression prévu pour une utilisation sur l'eau

Springloaded Pressure Regulators

Body materials : Brass, Stainless steel
Internal materials : PTFE, Nitrile, Epdm...
Sizes : Up 1/4" to 2" (DN50)
End connestions : Threaded: BSP, NPT
Flanges
Inlet maximum pressure : 70bars, 200bars, 400bars, 700bars
Détendeurs HP sont prévus pour :
- Gaz : azote, Co2...
- Liquide

Bi-Metal Steam Traps

Materials : Carbon steel, Stainless steel, Cast iron
Class : PN40
Sizes : Up DN15 to DN25
End connections : Threaded: BSP, NPT
Welded: SW, BW
Flanges: PN16, PN20, PN25, PN40, PN50, Asa 150lbs, Asa 300lbs
On request:
-Strainer
-Check valve

Thermostatic Steam Traps

Materials : Carbon steel, Stainless steel
Class : PN40
Sizes : Up DN8 to DN25
End connections : Threaded: BSP, NPT
Welded: SW, BW
Flanges: PN16, PN20, PN25, PN40, PN50, Asa 150lbs, Asa 300lbs

Thermodynamic Steam Traps

Materials : Carbon steel, Stainless steel
Class : PN40
Sizes : Up DN8 to DN25
End connections : Threaded: BSP, NPT
Welded: SW, BW
Flanges: PN16, PN20, PN25, PN40, PN50, Asa 150lbs, Asa 300lbs
Filtre incorporé sur nos purgeurs thermodynamiques selon les cas.

Float Type Steam Traps

Materials : Cast iron, Carbon steel, Stainless steel
Class : PN16
Sizes : Up DN15 to DN50
End connections : Flanges : PN16