Kammer Multi-Z

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flowserve.com Kämmer Multi-Z Severe Service Valves ® VALTEK Series Multi-Z ®

VALTEK Series Multi-Z

Multi-Z: Good sizing makes all the difference

Multi-Z provides milestone advancement in axial flow valve sizing. With balanced sigma distribution across the stages cavitation is eliminated in the intermediate pressure drops extending the life of the trim. With the ability to pass large solids and control low Cv ranges the Multi-Z is well suited for some of the most taxing applications encountered. With a modular configuration allowing shorter deliveries and a greater number of configuration options the Multi-Z offers:

•Effective elimination of high pressure drop cavitation and noise.

•Passing of solids up to 1” (25.4 mm) without plugging.

•Long strokes for a finer resolution of control.

•Optional custom engineered configurations for your difficult applications.

•Configurations available in the most common materials.

•High nickel alloys and ceramics as engineered options.

With Multi-Z you can now have an axial flow dirty severe service control valve tailor made to fit your exacting process requirements.

Anti Cavitation Mechanisms at Work

Performance of the trim is maximized by balancing the cavitation across the stages.

Process sigma is the same for each stage which results in more effective cavitation protection.

• Mutual impingement

• Sudden contraction

• Sudden expansion

• Turbulent mixing

2 ®
pressure in stages (bar) 0 1 2 3 4 5 No. of stages Kv/Cv profile so that equal pressure drop in all stages Kv/Cv profile so that xF = const. in all stages 180,0 160,0 140,0 120,0 100,0 80,0 60,0 40,0 20,0 0,0 pOUTPUT
Pressure profile through 5 stages valve in different styles

Ceramic Plug Option

Technical Data

Size

1 - 8“ , other sizes upon request

Pressure Class Class 300 - 2500

Materials Carbon Steel, Stainless Steel, other Alloys

Style Globe and Angle

Trim Axial Multi-Stage trim 3 to 6 stages

Features and Benefits

•Eliminates cavitation

•Reduces sound level

•Tolerates solids in the process

•High rangeability

•Custom characteristics possible

•Seat is protected from high velocity, cavitation or flashing

•Variety of actuators:

Pneumatic cylinder

Pneumatic diaphragm

Electric

Hydraulic

Packing gland flange

Packing

Bonnet

Extension

5 - stage liner

Seat ring gasket

•Available as unbalanced or pressure balanced

•Flow under seat

Pressure balancing sleeve

Pressure balancing seal rings

5-stage pressure

balanced plug

Seat ring

Cast body CL300 to CL 150 WCC / CF8M

3 flowserve.com

Tel.: +1 412 787 8803

Fax: +1 412 787 1944

Your Local Contact:

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Tel: 562-595-8773

Email: Sales@BV-BM.com

BAKERSFIELD

3800 Fruitvale Avenue Bakersfield, CA 93308

Tel: 661-589-6801

Email: Sales@BV-BM.com

Serving CA, NV, AZ Industry Since 1954

Website: WWW.BV-BM.COM

FCD KMENBR5120-00 02/10

BENICIA

3195 Park Road, Benicia, CA 94510

Tel: 707-590-6688

Email: Sales@BV-BM.com

Flowserve Corporation has established industry leadership in the design and manufacture of its products. When properly selected, this Flowserve product is designed to perform its intended function safely during its useful life. However, the purchaser or user of Flowserve products should be aware that Flowserve products might be used in numerous applications under a wide variety of industrial service conditions. Although Flowserve can (and often does) provide general guidelines, it cannot provide specific data and warnings for all possible applications. The purchaser/user must therefore assume the ultimate responsibility for the proper sizing and selection, installation, operation, and maintenance of Flowserve products. The purchaser/user should read and understand the Installation Operation Maintenance (IOM) instructions included with the product, and train its employees and contractors in the safe use of Flowserve products in caonnection with the specific application.

While the information and specifications contained in this literature are believed to be accurate, they are supplied for informative purposes only and should not be considered certified or as a guarantee of satisfactory results by reliance thereon. Nothing contained herein is to be construed as a warranty or guarantee, express or implied, regarding any matter with respect to this product. Because Flowserve is continually improving and upgrading its product design, the specifications, dimensions and information contained herein are subject to change without notice. Should any question arise concerning these provisions, the purchaser/user should contact Flowserve Corporation at any one of its worldwide operations or offices.

© 2006 Flowserve Corporation, Irving, Texas, USA. Flowserve is a registered trademark of Flowserve Corporation.

USA Flowserve Corporation
1300 Parkway View Drive Pittsburgh, PA 15205 USA

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