The butterfly valve is such a valve as uses a round butterfly
Board as the disc, is opened or closed and adjusts the
Liquid channel along with the stem movement. Upon the different
Valve axes, central lines of the body and positions of
Both sealing surface and central line of the seat ring, there are
Central line sealed, single cam sealed, double-cam sealed and
Three-cam sealed butterfly valves. The common ways of connection
Are flange and butt-clamp types, the common actuation
Modes are electric, pneumatic and manual ones and there are
Metal hard seal and rubber soft seal two types of seal. The
Butterfly valve is particularly suitable for the use with big and
Middle apertures and middle and low pressures.
Company Information
Liancheng group holds five industrial parks in Shanghai, Jiangsu and Zhejiang etc. Areas where the economy has been greatly developed, covering a total land area of 550 thousand square meters.
With the registered capital up to 5.38 billion CNY, the total capital up to tens of billion CNY and the product categories up to more than 3000, ranging from water pump, motor, electric cabinet, valve, completed equipment, mechanical accessories etc. Series, and, because of the reasonable performance-price and reliable quality, broadly used in the fields of municipal works, water conservancy, architecture, fire-fighting, electric power, environmental protection, petroleum, chemical industry, mining and medicine.
Streamlining product manufacture center
BROTHER digit-control machine tools, borer, broacher, vertical lathe and large special test center run through the production flow line. Without excellent production equipments, there would not be excellent products.
The spirit of hard work is particularly presented in the production process here in Liancheng, even if a small screw, everything and every detail is made meticulously and shows the professional quality.
Liancheng strictly follows ISO 9001 quality control system, ISO 4001, OHSAS 18000etc. Management systems and the scientific and reasonable flow of operation, making sure of a high effective high quality production process.
PRODUCT TESTING
The group company now holds a large pump test center, a three-coordinate measurer, a dynamic-static measurer, a quick laser shaping instrument, a multi-functional shot-blasting machine, an automatic argon-arc welder, a large lathe, a large mill, numeral control machine tools etc. More than 2000 sets of various nationwide and worldwide advanced production and detection facilities and over 4500 staff members, of which 72.6% are graduated from colleges and technical schools, 375 hold a junior title, 28 senior, 2 national experts and 5 professors. Every year this group puts a number of capital for technical innovation, product development and equipment import and, up till now, holds up to 600 national patent technologies and takes part in the draft-out and edition of both national and industrial standards, in total of tens of the product and technical standards covering water conservancy, chemical industry, fire-fighting, city water supply etc. Fields.
D.
After service
To satisfy the customs, Shanghai Liancheng (Group) Co., Ltd provides the users with before-sale, in sales and post-sale full respect services.
Item of service
Technical training Equipment evaluation
Installation and debugging Troubleshoot
Maintenance Update and improvement
Commitment to the service
1. After signing the contract, send engineer for assisting installation and debugging.
2. One-year warranty. Provide technical support free all-life of the products.
3. Keep all-life contacting with clients, get feedback on use of the equipment and make the products quality continually perfected.
4. Hot-line of service is available in 24h, responded in 8h.
Shanghai Liancheng (Group) Co., Ltd.Was founded in 1973, it has four industrial parks in Shanghai's Fengbang, Jiangqiao, Chongming and Zhejiang's Wenzhou, covering a total area of 210 thousand square meters.The group has developed over 1, 000 types of products, ranging from pump series, variable frequency control series, soft start cabinet, valve, electric machine and the series of complete set of water supply equipment.The products are widely used in the filed of city planning, water conservancy, architecture, fire protection, electric power, environment protection, petroleum, chemical industry, mining and medicine.In 2005, the group's sales revenue totaled 720 million Yuan.The group more than 1, 600 staff members, providing professional technical support and outstanding marketing services for clients.
