Springs, tension springs supply Shenzhen, letter of

Springs, tension springs supply Shenzhen, the letter provided by the letter of the Union. Shenzhen letter of spring plant (www.sz-xinlian.cn) is a high quality business alliance certification Shenzhen, Guangdong enterprises, with letter of springs and other brands, has a good reputation, honesty, service-oriented "business alliance customer service" on page click icon, we will be happy to serve you! Spring-loaded quick-closing valve is mainly composed of butterfly valves, hydraulic - spring drive, hydraulic and electric control boxes and other components. When opening the valve, the system issued a directive (electronic control box is set to remote control) Shenzhen shaped spring production address, hydraulic station work, hydraulic oil into the bottom of the cylinder to push the piston driven butterfly valve open, while spring cylinder spring is compressed storage. When operating the system in case of emergencies, butterfly will receive accident signal Shenzhen tension springs supply, quickly closed in spring, the closing time for 013 ~ 015s, which play a role in protection systems and piping equipment. With increasingly powerful China's national strength, national defense science and technology investment increasingly abundant spring production Shenzhen toy phone, an important aspect of this is the spring industry opportunities. Under favorable external environment and downstream demand steady growth in the context of the spring industry will maintain rapid and stable development, is expected to "five" late, that in 2015, China's industry will spring sales are expected to reach 60 billion yuan.