Slab Gate Valve Definition

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Main features:
A gate valve structure having a slab gate and a pair of opposed seat assemblies on opposite faces of the slab gate. A generally U-shaped spacer member of substantially the same thickness as the slab gate is loosely positioned between the opposed seat assemblies outwardly of the slab gate to maintain a predetermined minimum spacing between the seat assemblies. The U-shaped spacer member has a smaller thickness portion thereof in its center section to provide flexibility for permitting alignment of the spacer member upon canting or cocking of the seat assemblies.

Size: 1/2" - 24"
Pressure: ANSI 150LB - 1500LB
Material: WCB, WCC, LCB, LCC, WC6, WC9, C5, C12, CF8, CF8M, CF3, CF3M, CF8C, CN7M, etc
Type: Rising Stem, BB, FB, OS&Y
Operation: Hand Wheel, Gear, Electricty, etc

Standard compliance:
Design And Manufacture: API 600, API 6D, BS1414
Face To Face (End To End): ANSI B16.10, API 6D
Flanged Connection: ANSI B16.5
Butt Welded End: ANSI B16.25
Test And Inspection: API 598, API 6D

Main structural features?
Full Port Design, OS&Y, Outside and Screw, Bolted bonnet, Back Seal Structure
Flexible wedge, Fully guided, Choice of Solid or Split wedge
Renewable or welded seat
Extended stem design for low temperature
Flanged or Butt-welding ends url:

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Offered by
Zhejiang Naibang Valve Co., Ltd

Wenzhou (China)


Manufacturers, Trader & Exporter/Importer



About Company

Zhejiang Naibang Valve CO., LTD, is located in the hometown of pump valve - Oubei Town Wenzhou City Zhejiang Province.Founded in 2000, is a professional valve manufacturer integrating design, technical development, produce and sale service, has a solid strength and rich production experience. Over the years,our enterprise is always adopting others' strong points, keeping innovation, exploitation, insisting on quality first and sincere principle as enterprise tenet, manufacturing high quality products with an utmost fast speed, satisfying the requirement of national and oversea clients for high technology. Nowadays, our company is manufacturing many kinds of valves such as API, ANSI(USA), BS(Britain), DIN(German), JIS, JPI(Japan), GB, JB(China), and various nonstandard products which are widely used in oil, oil refining, chemical industry, power plant, boiler, metallurgy, electric power They have good market in all around the world and they are well received by customers. In recent years, the products are exported to the United States, France, Italy, Malaysia, India, Nigeria, Spain and other countries around the world, has been widely used in oil, oil refining, chemical industry, power plant, boiler, metallurgy, electric power and other industries both at home and abroad , well received by customers. The company has many sets of excellent mechanical processing equipments and modernized inspection & testing equipments used for our main products: ball valve, check valve, forged valves, gate valve, globe valve, butterfly valve, strainer and so on. Nominal size (NPS):1/2"-60"(DN15~-DN1500); Nominal pressure (Class): 150Lb-2500Lb(PN1.0Mpa~PN42.0Mpa); Working temperature: -101?- 680?, Main material include carbon steel,SS304,SS304L,SS316,SS316L,low temperature steel,dual phase steel(F51/F55),aluminium bronze,titanium alloy,Inconel,20# alloy,chrome alloy, etc. In order to provide customer high-quality and better service, the company has equipped the system certification such as API6D, CE, ISO9001, TS, ect. Our persistent management tenet is based on continuous exploitation,strict quality control,favorable price and complete service.Sincerely welcome to vast new and old clients to visit and cooperate with a view to commonly developing a brilliant tomorrow.. view more »

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