Tel: +86 (0)577 6791 5678

General Description: Leakage from the valve packing gland is often a problem for environment protection and sometime it is quite dangerous if such leakage is from a hazardous fluid or gas. KOS bellows sealed valves are designed with a bellows cartridge which welded to the valve bonnet and stem, when the stem up & down movement makes the bellows expands & compress. Therefore there is no sliding or rotating seals through which process fluid can leak.

General Description: Leakage from the valve packing gland is often a problem for environment protection & sometime it is quite dangerous if such leakage is from a hazardous fluid or gas. KOS bellows sealed valves are designed with a bellows cartridge which welded to the valve bonnet and stem, when the stem up & down movement makes the bellows expands & compress. Therefore there is no sliding or rotating seals through which process fluid can leak.

General Description: KOS cast steel floating ball valves featuring 2-PC split body side entry, very popular design in floating ball valve. KOS offers 3 main types: Conventional design covers working temperature -46 oC~200 oC; Cryogenic design covers working temperature -196 oC ~ -46 oC and High performance design covers working temperature 200 oC ~ 500 oC. All can be fire safe test design.

General Description: KOS cast steel trunnion mounted ball valves featuring with 2-PC split body. This type of valve has advantage of less weighted and cost effective. It is ideal for frequent on-off flow control in big size and high pressure pipeline. This kind of ball valve is fire safe designed per API 607 and API 6FA.

General Description: The (API600) wedge gate valves is one of KOS general products. We offer customer wide range of size, pressure rating and material selection; also we keep a large number of stock for quick delivery.

General Description: This kind of valve is one of KOS main products. We offer customer wide range of size, pressure rating and material selection; also we keep a large number of stock for quick delivery. Low fugitive emission control is available upon request.

General Description: This line of valves is one of KOS main products. We offer customer wide range of size, pressure rating and material selection; also we keep a large number of stock for quick delivery.

General Description: KOS forged steel valves contains Gate, Globe & Check valves designed fully comply with API 602 / BS 5352. KOS can also offer forged steel gate, globe valve with bellow seal.

General Description: API 603 series stainless steel valve contains Gate, Globe & Check valve. The wall thickness of such series of valve is designed as per ANSI B16.34, cost effective and light weighted compare with conventional API 600 valve. It is widely used in Chemical and food plant. Special design include extended bonnet for cryogenic service.

General Description: A strainer is a device which provides a means of mechanically removing solids from a flowing fluid by utilizing a perforated or wire mesh straining element. Strainers are an inexpensive means of protecting downstream mechanical equipment such as condensers、heat exchangers、pumps、compressors、meters、spray nozzles turbines、steam traps, etc.. form possible damage due to debris such as rust, pipe scale, sediment, and/or other solids.

KOS is a professional manufacturer which specialized in the industrial valves for more than 20 years. She has rich experiences for doing OEM service, she does not only export the well-known brand but also sales it own brand "KOS" to the overseas market, and win very good reputations depending on the quick reaction and nice after-sales services.

Now KOS has it's own foundry which located in Shangrao city, Jiangxi Province, and two manufacturing facilities for DIN & ANSI standard specification valves.

Main Products:
Bellow Seal Gate Valves, Bellow Seal Globe Valves, API 600 G.G.C Valves, Y-strainers, Floating Ball valves, Trunnion Mounted Ball Valves, Plug Valves, Marine Valves, Flanges, etc.
Materials:
Cast Carbon Steel, Forged Steel, Stainless Steel, Deplex, Low / High Temperature Steel, Monel, Bronze, etc.
Applicable Services: Thermal Hot Oil , Super Heat Steam, Hot Water, Vacuum Facilities, Solar Engergy, Power Plant, Marine System, Chemical, Recycling Facitilies etc.
Qualification: ISO9001:2008 (DNV), PED97/23 (DNV-CE0575), API6D, TS, GOST, CU-TR010, etc.

R & D Technology Ability: Auto-CAD, 3D Mould Design,
Quality Policy:
1. Our company will deal well with all kinds of basic work relating to quality management and company's management, so that enhance the quality of product, continually enhancing customer satisfaction.
2. The policy is appropriate to our company's general management policy, it's the important components of the company's general management policy, embodying the commitment of meeting the customer requirements and continual improvement.
3. The policy provided the frame for establishing and reviewing the quality objective, each functional department related to
the quality should make effort to realize company quality objectives. Quality Objectives Control Procedure shall be
implemented...
KOS.Quality that lasts.
a. Product development & flexibility to meet customer / industrial needs.
b. Integrated production & Q.C system to assure superior products quality.
c. Customer service network for maximum customer confidence.
d. Strong expansion to grow world wide.
    Contact Us
  • Add: Heyi Industrial Zone, Yongjia, Wenzhou , Zhejiang , China P.C:325101
  • Mr. George Deng
  • Tel: +86 (0)577 6791 5678
  • Fax: +86 (0)577 6791 7557
  • Email: [email protected]
Copyright © 2014 ZheJiang KOS Valve Co., LTD. All Rights Reserved.     
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