Forged Cast Steel Gate Valve With Three Bonnet Designs 800lbs Pressure

Cast Steel Gate Valve Brief introduction:

Forged steel gate valves are available in three bonnet designs. The first design is the Bolted, 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. The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet

joint.

Cast Steel Gate Valve Technical Specification

* Gate valves conform to API 602,and ASME B 16.34
* Each are tested according to API 598,and marking is per MSS SP-25

* Full Port or Conventional Port
* Outside Screw and Yoke(OS & Y)
* Two piece self-aligning packing gland
* Bolted bonnet with spiral wound gasket, threaded and seal welded bonnet or threaded and

pressure seal bonnet

* Integral backseat
* Socket weld ends to ASME B16.11
* Screwed Ends (NPT) to ANSI/ASME B1.20.1

Cast Steel Gate Valve Mail part & material

CLASS 800LB

CLASS 900LB~ 1500LB

Shanghai KangQuan Valve Co. Ltd. is a specialized valves manufacture, which has 2,500 tons of 

valves output capacity annually. We pay much attention to the quality so our products are superior in 

quality compared with those of other manufacturers. After years of research and development, we have

accumulated a wealth of information and experience in this field. We enjoy a high reputation in dealing 

with both domestic and overseas trading.

Shanghai KangQuan Valve Co. Ltd.  covers an area of  15000 square meters. Our products line includes

various kinds of gate valves, globe valves, ball valves, check valves, cock valves, butterfly valves of , etc., 

up to the international advanced standards of ANSI, API, JIS, DIN, BS and so on . Materials mainly include

carbon steel ,stainless steel ,ductile iron and so on .with hand wheel worm-gear actuator and pneumatic

and electric actuator to be selected ,widely used in the industries of petrochemical, natural gas, metallurgy, 

electric power , pharmaceutical , construction, etc..

With highly qualified professionals and first class service, Shanghai KangQuan Valve Co. Ltd. has

established a highly respected enterprise which has been relied on for years. And we will continuously 

offer customers the most accurate and high quality delivery service possible.

Excellent quality assurance is our sales purpose, 
Competitive price is our sales policy, 
On time product delivery and responsive service is our standard.

Shanghai KangQuan Valve Co. Ltd. hopes to work together with you for a better future. Let’s work 

together building a mutually beneficial relationship that will last for years.