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Welco valve is one of the leading valve manufacturers in China which specialize in design, manufacture, sales and after-sales for industrial valves, such as ball valve, butterfly valve, gate valve, globe valve, check valve, bellow seal valve, pressure seal valve, API 602 forged steel valve, API 603 corrosion-resistant valve, strainer. It includes two machine workshops, one assemble workshop, one synthetic finished and half-finished warehouse. 

Totally about 20,000 square meters covered workshop, over 80 staffs and 150 sets of precise equipments, the advanced numeral control equipments ensure our internal parts accurate and excellent at a long-life service. It makes Welco valve company prosperously year by year, and its products have been exported in the world widely, such as Canada, USA, Mexico, Brazil, Spain, Italy, France, UAE, Iran, Syria, Saudi Arabia and so on. The application are field of oil, gas, refinery, chemical, marine, power station, dirty water processing, pipeline industries, and it always win 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 capability of manufacturing high temperature and high pressure valve series for ball valve, gate valve, globe valve, check valve, butterfly valve. Diameter of valves range from DN15 to DN2400 (1/2" - 96" ); design working pressure from 0.6 MPa to 42 MPa (125Lb to 2500Lb); and working temperature from -196 Celsius degree to +600 Celsius degree; the main body uses WCB, WCC, C5, WC6, WC9, C12, CF8, CF3, CF8M, CF3M, LCB, LCC, LC1, A105, LF2, F304(L), F316(L), F5, F11, F22, F51; the actuation type includes manual type, gear type, electric type, pneumatic type, hydraulic type; gas over oil type, manufacturing standards adopt domestic and foreign standards such as GB, 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 capability, which ensure our quality always in top level.

The company provides better and better quality promise, insists on quality first, service sincerely. As a manufacture, techology research, sales and service combined valve company, we honestly offer our service in flow control. Any questions about valves you could find answers from our expert team, and also we sincerely wish we can shake hands and creat a flourishing future in valve field.

The Company success based on quality products and flexibility.


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Tel: 0086-577-67279881 / 67279882 Fax: 0086-577-67279880 E-mail: sales@welcovalve.com
Address: Sanqiao Industrial Zone, Oubei, Wenzhou City, Zhejiang Province, P.R. China. Postal Code: 325105
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