South Sudan broke from Sudan in 2011 and took with it around 350,000bpd in oil production. After South Sudan’s secession from Sudan, the two countries have been mutually dependent on oil revenues, because the south has 75 percent of the oil reserves, while the north has the only current transport route for the oil to … Read more
The quality management system of ZECO valve company has been certified and meets the following requirements: ISO 9001:2008. The quality assurance system is established to ensure continuous quality expectations or to exceed international standards. The testing instruments of ZECO are tested and calibrated every year by the calibration institute certified by ISO/IEC 17025:2005, which guarantees the foundation … Read more
Gate valve，for its low fluid resistance, a minor pressure differential, the flow direction maintenance ability, erosion endured sealing surface and flow noninterference, can be applied with a wide range of pressure and temperature. As a common block valve, it is widely used in the oil media of petroleum, chemical, fossil-fuel power plants and in the … Read more
The double cut-off slab gate valve with diversion hole is mainly used to cut off the medium. It is a kind of pipeline valve, which is used in many industries, such as natural gas, oil, etc. Table of Contents Main features of slab gate valve Working principles of double block drain valve seat Summary of … Read more
Weidouli Valves materials can be the following grade, another grade is also available on request. TITANIUM ALLOY: Titanium Gr.2, Gr.3, Gr.5, Gr.6, Gr.7, Gr.12 NICKEL ALLOY: Inconel 600, 625; Hastelloy B, B-2, B3, C276, C-22, C-4, G; Incoloy 800, 800H, 825; Monel 400, K500; Nickel 200, 201 ZIRCONIUM ALLOY: Zirconium 702, 705 BRONZE: C95800, C95500, … Read more
The sealing pair of the Butterfly Valve usually adopts an elastic sealing material such as rubber or plastic and a metal-to-metal sealing pair, and also partially uses a fluorine-lined or ceramic sealing pair. When used as a shut-off valve, the soft seal butterfly valve seal performance is much better than the metal hard seal butterfly … Read more
“Joint training base for graduate students” was officially launched in Weidouli Special Valves In order to consolidate the new mode of “student + mentor + project” cooperation between enterprises and schools, and form a benign cooperation mechanism that integrates science and technology with education, and promotes talent cultivation and industrial development together. On the afternoon … Read more
1. Floating ball valves The balls of the floating ball valves are floating. Under the action of the medium pressure, the balls can produce a certain displacement and press tightly on the sealing surface of the outlet end to ensure that the outlet end is sealed. The floating ball valves have a simple structure and … Read more
Project Orana 1 Pump Station Plant location Ruby Jo Pond Pump Station David Pond Pump Station Valves Ball valves, Check valves, Butterfly valve(2"~24" 150LB) Material Duplex steel 2205 Flow Seawater Related Applications Metallurgy Valve Pal Cases Pulp Valve Cases … Read more
Water treatment requires valves of good corrosion resistance and reliably sealing. Ball valves or butterfly valves are usually used in water treatment to control the flow, opening, and closing of water, thus achieving zero leakage and long service life. Valve material depends on the nature of sewage, such as whether it contains acidity and alkalinity. … Read more