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Piston Valve

GUICHON VALVES manufacture globe valves in fabricated construction for on/off or control in-line service.

The Y-type (503) is full bore for minimum pressure drop. The linear tightness with swivel type disc ensures a very good tightness even with high operating pressures.
Various optional arrangements are available :

• heating jacket
• bellow sealing (type 509)
• ribbed bonnet for stuffing-box cooling
• straight, angle or Y pattern
• profiled disc
• hard faced disc and seat
• needle disc for smaller sizes (type 508)

Operation

• handwheel, with manual gear if required
• pneumatic,
• electric or hydraulic actuator

Materials
These valves can be manufactured in a wide choice of stainless steels and special alloys available for fabricated (welded) construction.
Range
Size ?’’ to 24’’                        150 to 2,500 Lbs
DN 4 to DN 600                      PN 10 to 420

Y type globe valve
Type : 503, 523, 553

• Size 1/2 in. to 24 in., class 150 to 2,500?
• Stainless and duplex steels, nickel alloys, special alloys

Straight pattern globe valve
Type : 506

• Size 2 in. to 12 in., class 150 and 300
• Carbon and stainless steel or special alloys

Globe valve for high temperature service
Type : 505, 525, 555

• Size 1/2 in. to 12 in., class 150 to 600
• Manual or motorized operation

Needle valve
Type : 508, 528, 558

• Size 1/8 in. to 1 in., class 150 to 2,500
• Stainless steel and special alloys