Shanghai Nainai Valve Manufactrue Co.,Ltd.
   
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Bellow Valve
   Tele: +86-21-66876198
              +86-21-56879782
   Sales:+86-21-56874084
                +86-21-56871325
   Service:+86-21-56878077
                   +86-21-56873724
   Fax: +86-021-56878087
   Email:nainai@nainaivalve.com
   Add:No.87 Luojing Feiyun Road
   Baoshan District Shanghai
  PRODUCT  
Product name:Forged steel bellow sealed valves

Bellow Sealed valves are available in two bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F304L/graphite.
Ring joint gasket are also available on request. The second design is the welded bonnet. with a threaded and seal welded joint. On request a full penetration strength welded joint is available.

Construction is as follows
  Full port or conventional port;
  Outsied screw and yoke (OS&Y);
  Self-centering gland and plate;
  Bolted bonnet with spiral-wound gasket or threaded and seal welded bonnet;
  Integral backseat;
  Socket welded end to ASME B16.11;
  Screwed ends(NPT) to ANSI/ASME B1.20.1.

 
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Copyright @ 2005 Shanghai Nainai Valve Manufactrue Co.,Ltd.    ADD: No.87 Luojing Feiyun Road Baoshan District Shanghai City
Telephone: +86-021-66876198 / 56879782   Sales Tel: +86-021-56874084 / 56871325   Email:nainai@nainaivalve.com
Service Tel: +86-021-56878077 / 56873724      Fax: +86-021-56878087 
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