Pump valve in our country in 2011, such as machinery manufacturing industry's main income rose 28. 41%

At the end of 2011, our country pumps, valves, compressors and similar machinery manufacturing industry 4194 enterprises, the industry's total assets of 4489. 8. 8 billion yuan, rose 21. 83%. Data show that in 2011, our country above designated size pumps, valves, compressors and similar machinery manufacturing industrial enterprises implement main business income of 635. 9 billion yuan, rose 28. 41%; The total profit of RMB 490. 8. 6 billion yuan, rose 28. 71%. The valve can be used to control air, water, steam, all kinds of corrosive medium, mud, oil, liquid metal and radioactive medium, etc. All types of fluid flow. Global valve manufacturing mainly concentrated in North America, Europe, Japan, China and other regions. Europe and Japan and other developed areas mainly production of metallurgical, petrochemical, nuclear power valve. East Asia such as China, India and southeast Asia, is affected by demand stretching, drain valve market is growing rapidly. The number of enterprises in China valve ranked among the top of the world, but the domestic drainage valve enterprise overall on a smaller scale, industry concentration degree is low. Pump valve in our country in 2011, such as machinery manufacturing industry's main income rose 28. 41% of international petroleum equipment procurement focus China ball valve working principle and practical effect