Flow Systems - Multitech - Custom Valves Engineered and Manufactured in the U.S.A.

13650 T.I. Boulevard, Suite 106 • Dallas, TX 75243 • U.S.A. • Phone: 972-644-4395, 800-956-8447 • Fax: 972-644-4616

MULTITECH CRYOGENIC BALL VALVE

Positive Ball Cavity Relief

An upstream relief hole in the ball prevents

dangerous overpressure due to thermal

expansion.  On extended stem valves

through 2", a one-piece stem with alignment

pin assures proper orientation of the ball.

Dimensions

Valve Size

Port

1/4"   3/8"   1/2"

3/4"

1"

1-1/2"

2"

2-9/16"

2-25/32"

3-11/16"

4-17/32"

5"

7/16"

9/16"

13/16"

1-1/4"

1-1/2"

6"

6"

6"

6-3/4"

6-3/4"

7-1/2"

7-1/2"

8-1/2"

10-1/4"

10-1/4"

1-3/4"

2-3/32"

2-3/8"

3-5/32"

3-9/16"

MULTITECH SERIES #3 BALL VALVE

Features Include:

Bonnet Extension Meets ISA SP79 Standards
Mounting Pad for Automation
One-Piece Heavy Duty Stem
Stainless Steel S-Gasket Body Seals
Thrust Bearing
Orientation Controlled Stem/Ball Connection
Quarter-Turn High Flow Capacity BallValve
Low Torque Multi-Fill Seats

HOW TO ORDER

Size

Series

Body

Ball & Stem

Seats

Seals

Ends

1/4"

3/8"

1/2"

3/4"

1"

1-1/2"

2"

1-Brass

3-316 Stainless Steel

1-Brass

3-316 Stainless Steel

Multi Fill

M-TFE
Coated S.S.

SE    Screw End any Sch. Pipe†
        Brass + 316 S.S.

SW - Socket Weld any Sch. pipe†
        Brass + 316 S.S.

SWO Socket Woed
         OD Tube 316**

BW1 - Butt Weld Sch. 10-316

TE - Solder/sweat Ends
       Brass only Type K, L, or M
       Copper Tube

* Non-extended stem valves are designed for intermittent cryogenic service (drains, vents, sampling and small Dewar drain & fill).

** SWO-not available in 1/4", 3/8"

^^All stems are S.S. with S.S. balls.

†All IPS schedules of stainless steel pipe, S.P.S. copper pipe and red brass pipe.

Ordering Example above is a 3/4" 3-piece crygenic ball valve with stainless steel body, pipe ends, ball and stem, multi-fill seats, TFE coated SS body seal, screw ends with extension.

Caution: Ball Valves can retain pressurized media in the body cavity when closed. Use care when disassambling. Always open valve to relieve pressure prior to disassembly.

Due to continuous development of our product range,we reservethe right to alter the information contained in this leaflet as required.

CAUTION: CRYOGENS CAN CAUSE SEVERE BURNS, SUFFOCATION OR OTHER SERIOUS INJURIES. ENVIRONMENTS CONTAINING CRYOGENIC VALVES NEED PROPER VENTILATION AND LOW OXYGEN WARNING DEVICES.

FLOW SYSTEMS
13650 T.I. Boulevard, Suite 106 • Dallas, TX 75243 • U.S.A. • Phone: 972-644-4395, 800-956-8447 • Fax: 972-644-4616