Shanghai Lianggong Valve Manufacturing Co.,Ltd. Is a modem and professional valve manufacturer integrating scientific research, manufacture,sale and service.

With a long history, it was successfully restructured in 2001. Since then new Lianggong valve manufacturing Co.,Ltd. Has been implementing the modem enterprise management system all around. Upholding the policy of “leading by technology,brand building by high quality and objective of customer satisfaction”, it has strengthening R&D, adjusting its product structure and optimixing its product organization. It’scommitten to R&D of hi-tech and new valve products by virtue of its strict and complee quality assurance system, good comprehensive management system and many year of experience in valve production

Ourcompany has more than 300 sets of equipment for machining, thermal processing, inspection, suchas CNCs and large-scale vertical lathes, including 5 plasma surfacing machines and 4 high-temperature cabinet stoves for thermal processing; X-ray, supersonic and magnetic flaw detectors, subzero cooling equipment, direct-reding spectrographs, material chemical analyzers and so on for testing; and 25sets of hydraulic and pneumatic experimental equipment for pressure testing. Inaddition, our company has many senior R&D technicians and experienced executives. Thanks to our excellent production equipment, advanced production process, extensive design and inspection standards.

Our main products include gate valve, globe valves, check valve, ballvalve, butterflyvalves, plugvalves, needle valves and speclal valves. They are made of such materials as carbon steel, staninless steel, alloy steel and other special ones, of which the main ones are WCB、WCC、WC6、WC9、LCB、CF3、CF3M、CF8、CF8M、CF8C、A105、F5、F11、F22、LF2、F51、F304、F304L、F316、F317、F347、F21、M30C、MONEL400、MONEL K500、HASTELLOYC4,etc.。Pressure Class:：150LB~2500LB、PN1.0~42MPa，Temperature: Max.850℃~Min － 196℃，DN:：3/8~ 72 、3mm~4200mm. Actuator Modes: manual, gear drive, electric, pneumatic and hydraulic, Executing Standards: API、ANSI、ISO、BS、JIS、DIN、NF、GB、JS、HG、SH。

Our valves are widely applied in nationwide industries, like petrochemiclas, petroleum, chemicals, power station, metallurgy, papermaking, medicine and war industry: and also exported to North America, Europe, Japan, Korea, the Middle East and Southeast Asia. Our product quality enjoys a good reputation among all customers.

Full of confidence, the whole staff of Shanghai Lianggong Valve Manufacturing Co.,Ltd. Ismaking efforts to build up a leading and high-end Chinese enterprise and determined to make new contributions to both old and new customers to win a good reputation in domestic and international markets.