Tonglu Yongxin Valve Co.,Ltd. was founded in 1994, is one of the largest manufacturers in the production of valve,from Tonglu,China. Since 20 years' hard work, probity, and innovation "attention to detail, careful to do everything, has continued to move" to build the first national manufacturer of valve "and make unremitting efforts. Due to our scientific management and Seiko secret agents, as well as "to all customers, all services to the customer" philosophy respected, got the trust of new and old customers.
Competitive Advantage: 1. 18 Months Guarantee for quality. 2.OEM manufacturer, print client’s LOGO on the valve body. 3.Offer Operation Manual & Install Introduction for safety use. 4.Offer manufacturer’s reasonable price to win the market for both. 5.Accept any the third party inspection. 6.As a factory, every production process can be controlled during manufacture. 7.Offer inspection & testing reports for raw materials, production process, wall thickness, face to face dimension, pressure test, welding test, painting test, etc.
200X pressure reducing valve is a kind of valve used for parallel connection of fire water and domestic water in the water supply system, used to allocate the direction of water supply.
Check valve can regulate the opening and closing speed. When the pump starts or stops running, it can be adjusted to the best opening or closing speed with the on-site adjustment.It is suitable for mining enterprises and high-rise buildings to reduce water hammer and water hammer in direct water supply and drainage system by water pump, so as to achieve the effect of safe closing.
The 500X relief/hold valve is mainly used in fire fighting or other water supply systems to prevent system overpressure or to maintain pressure in fire fighting water supply systems.
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