Beijing ZHH Flow Control System Co.,Ltd
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Tel. : 010-58236611

Fax : 010-58236787

Email : sales@ht11valve.com

Address:No. 170, Building C, 10th floor in Kaixuan Center, Beiyuan Road, Chaoyang District, Beijin city.

Your position:Product Center->Pneumatic single-seat bidirectional sealed rail ball valve
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Main technical index

Medium:Low pressure nitrogen             

Valve type: Orbital slide bar ball valve

Nominal diameter: DN40、DN200、DN250、DN300;

Nominal pressure: PN5.0、PN11.0       

Design temperature: -70℃~+250℃

Valve core angle:90°

Design Criteria:

Valve body:       ASME  B16.34,API 6D

Flange:       ASME  B16.5/ SH3406

Temperature pressure class: ASME  B16.34

Standard materials:

BODY:CF8M 

Sphere: CF8M sprayed cemented carbide

Valve Seat: 316 Cemented Carbide

Spinde: 660 + cemented carbide F51 + cemented carbide

The valvebody guide pin:630

Sphere pins: Inconel x 750 + cemented carbide 660 + cemented carbide 630 + cemented carbide

Main shaft sleeve: 316 + cemented carbide

Trunnion shaft sleeve: 316 + Cemented Carbide

Packing: Graphite

Valve characteristics: switch without wear, single seat design, long life, low torque operation, mechanical wedge sea

Valve strength test:

Each valve is subjected to a valve body strength test (100 % detection) ;

The valve body test pressure is 1. 5 times the nominal pressure;

The metal valve seat test pressure is 1. 1 times the nominal pressure.

Valve Seal Test:

   Each valve is subjected to leakage sealing test (100 % detection) ;

Leakage class: API6D bidirectional zero leakage


Pneumatic single-seat bidirectional sealed rail ball valve

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