Company

It is a famous leading industrial valve manufacturer in China, which specialized in R&D, manufacture, sale and after-sale for gate valve, globe valve, check valve, ball valve, butterfly valve and so on. It includes two machining workshops, one assemble workshop, one synthetic finished and half-finished warehouse.

Now ISO9001:2008 and 97/23/EC certified, over 120 workers and 200 sets of precise equipments, the advanced numeral control equipments ensure all internal parts accurate and high performance for long-life application. This has made our company business prosperously year by year since 1998, and the valve products have been exported to oversea, such as USA, Mexica, Brazil, Spain, Italy, France, UAE, Iran, Syria, Saudi Arabia and so on. They are widely used in field of oil, gas, refinery, chemical, marine, power station, dirty water processing, pipeline industries, and it always won high reputation.

It has a modernized working team for our valve product technology research & development. They strictly comply with ISO9001 procedures in every step. And now Welco valve company has ability to manufacture high temperature and high pressure valve series for butterfly valve, ball valve, gate valve, globe valve, check valve. Diameter of valves range from DN15 to DN4000 (1/2" - 160" ); design pressure from 0.6 MPa to 42 MPa (125Lb to 2500Lb); and design temperature from -196 Celsius degree to +600 Celsius degree; the main body materials are carbon steel WCB, WCC, stainless steel CF8, CF8M, CF3, CF3M, duplex steel A890 Grade 4A, high temperature alloy steel ASTM A217 WC1, WC6, WC9, C5 and C12, low temperature carbon steel likely A352 LCB, LCC, LC1, LC3, also available forged steel A105, LF2, F304(L), F316(L), F5, F11, F22, F51 etc; the actuators include manual type, gear type, electric type, pneumatic type, hydraulic type; gas over oil type at the choice, the design standards adopt international standards such as API, ANSI, JIS, ISO, DIN, BS and NF. The company has full precise casting moulds for internal parts, integrated physical and chemical analysis instrument, experimentation equipments and testing methods, as well CAD design centre, which ensure the quality in world top level.

Welco valve manufacturer provides better and better quality commitment, insists on quality first, service sincerely. As a supplier of manufacture, techology research, sale and service integrated all in one, we sincerely expect to servie the industry of flow control. If you have any queries, you could find answers from our engineers team, also we sincerely wish we can shake hands and creat a flourishing future in future.


WELCO VALVE - flow control solution

You can contact us by telephone, post, online or E-mail.
Website: www.cnvalveco.com
Address: Sanqiao Industrial Zone, Oubei Town, Yongjia Country, Zhejiang Province, P.R. China
Postcode: 325102
Telephone: +86-577-67279881, 67279882
Fax: +86-577-67279880
E-mail: info@welcovalve.com

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