sluice gate valve butt weld gate valve stem gate valve

Product Description sluice gate valve butt weld gate valve stem gate valve   Casting method : Investment casting Handle design: WHEEL/GEAR valve body: cast iron valve stem:stainless screw nut :Cast brass Fill material of valve shaft: As the pipe network of elastic valve seat seal is usually not open and close frequently, for filling in a few years of inactivity, the stuffing is not aging, long-term effects remain sealed. Mode of operation of the elastic valve seat seal Direction of open and close:should be clockwise. As the Pneumatic valve manually opening and closing, so not too much revolutions, large diameter valves limit within the 200-600 revolutions. If elastic valve seat seal buried deeper, more than 1.5 meters from the ground, there should be an extension rod and fixed facilities.     Packaging & Shipping       Our Services     1.This product ,ten year warranty. 2.we have certification of ISO,and according to the rules of ANSI,we can get the ANSI certification. 3.If the product function to describe any questions,call us anytime, we will have professionals to answer your questions. 4.Any products you want,our professional term and research staff will satisfied all your request .All the products can be customied.     our test for product     The installation environment, we simulate the real measurement on the pipeline under different pressure and medium environment, testing our valve working condition      Company Information   Hebei Tongli automatic control valve manufacturing Co., Ltd.which was founded in 1995, . The company is a professional manufacturer engaged in the research, production, and sales, through development and innovation for 20 years, research, production and sales of professional committed to the valve. The company covers an area of 58000 square meters, 510 employees including 280 engineering and technical personnel. The marketing team of 180 sales of the elite 90 people, the company has international advancedtesting equipment 30 sets, 400 sets of CNC machine tools, products structure, the heating valve products as the leading factor, provides a full range of HVAC system design and installation, debugging program. The company has passed the certification of ISO9001:2000 quality system, the two time the license of special equipment, the people's Republic of China occupational health and safety management system certification,environmental management system certification.     related product