Needle Valves
GET THE
Rugged, outstanding performers for proportional control of small flows. Interchangeable seat rings a n d plugs. For water, g a s , steam, chemicals. Trim a n d body materials available for "difficult" fluids. Shown h e r e with unigue reversible Stabilflo Motor.
Saunders Type Valves A complete line, particularly suited to h a n d l i n g of highly corrosive fluids, or fluids containing solids in suspension. Available with Stabilflo Motor a s shown, or with Stabiload Cylinder a n d Power Positioner.
Butterfly Valves Light a n d h e a v y duty types, with angle or swing-through seating, in spool or wafer b o d y style, for low pressure air, g a s e s in combustion control. Steam, high pressure g a s e s a n d liguids, etc. Available with Stabilflo Motor ( s h o w n ) or cylinder operator.
Gate Valves Guillotine-type slide valves, specially designed to h a n d l e pulp fibre, slurries, a n d similar fluids. Available with Stabiload Cylinder a n d Power Positioner a s illustrated, for throttling service, or with 4-way pilot valve for on-off service.
Super-Pressure Valves For throttling or let-down service u p to 30,000 psi. Features a n exclusive high-pressure bellows seal. Port sizes a n d connections to meet high pressure process specifications.
FOXBORO
CONTROL VALVES Hfttgr-U.3: j'Ai. Off;
8 Strategic Branch Shops lor Coast-to-Coast Service:
Pittsburgh. Pa. · Chicago (Skokie). 111. · Dallas, Tex. · Houston. Tex. ·
S a n Francisco ( S a n Leandro). CaL · Los A n g e l e s . Cal. · Montreal, Que. * Vancouver. 6 . C
SOLUTION TO Y O U R CONTROL V A L V E PROBLEMS ...with Foxborc Pneumatic Control Valves
QUICK REVERSIBLE MOTOR WITH SUSPENDED CONSTRUCTION NO GUIDES NEEDED
AIR CONNECTIONS
FULLY ENCLOSED TAMPER-PROOF SPRING
WEATHER-PROOF MOTOR HAS I O W CENTER OF GRAVITY
TRAVEl INDICATOR
TEFLON V - R I N G PACKING
EASILY ACCESSIBLE STUFFING BOX
GUIDED PLUG
You can always be sure of get ting the control valve best suitec to flow conditions and control ac tions when you specify Foxboro No other single source offers sucli a wide variety of control valves for specific applications. None other has Foxboro's experience in applying them — in every phase of industrial processing. Your choice extends from valves for simple on-off control at one extreme, to specialized proportioning control at the other; for high vacuum work to operation at 30,000 psi; for temperatures from —350° to +1000T. And there's a wide choice of plug designs — and of alloys and trim to handle even severely corrosive and erosive fluids. You can save shipping cost and time, too, buying direct from Foxboro's strategically located branch shops. They're staffed by experts. A few typical control valves from Foxboro's complete line are illustrated here. For full details, or specific information on your problem, call your nearby Foxboro Field Engineer or write The Foxboro Company, 4012 Neponset Ave., Foxboro, Mass.
WIDE RANGE EQUAL PERCENTAGE STABILFLO PLUG
STABILFLO CONTROL VALVES For the great majority of temperature, pressure, flow, and liquid level control applications, this basic valve provides unsurpassed sensitivity and troublefree operation. Unique design features: Spring-above-diaphragm construction makes diaphragm motor self-aligning, virtually free Irom friction and hysteresis. - Totally enclosed spring protects against tampering and corrosion. High-lift wide range V-port provides greater increment of Hit for given change in air pressure. 50 to 1 rangeability - equal percentage characteristics. GUIDED PlUG
Far further information, circle number 19 A on Readers' Service Card, page 123 A
