If the domestic control valve design level, the level of production and advanced countries compared to a certain gap is real, but if there is a big gap, it may not be realistic. So, why the use of domestic control valve and the time is far less than the introduction of products? As long as the compa
Read MoreA long axis of the pump should pay attention to the following maintenance: 1. According to the operation of the long axis of the pump at any time to adjust the packing gland tightness. Packing seals drip 30 to 60 drops per minute. 2. Grasp the wear and tear of packing to change the packing in time.
Read More1. Replacement, the selection of parameters and the actual operating conditions close to the centrifugal pump to ensure that the replacement of the pump is always running in an efficient state. We made a centrifugal pump before and after the replacement efficiency comparison experiments show that t
Read MoreHigh pressure valve and mounting structure 1. The high pressure of check valve circular disc shape around the rotation shaft of the rotary motion of the valve seat passage, the valve passage due to streamlined flow resistance than the non-return butterfly liter small valve for low flow rate and larg
Read MoreGlobe valve has the following advantages: 1. Simple structure, manufacturing and maintenance more convenient. 2 small work schedule, opening and closing time is short. 3. Good sealing, sealing surface friction, longer life expectancy. The shortcomings of the cut-off valve are as follows: 1. Fluid re
Read MoreResearchers at Alberta University in Canada succeeded in generating green light through the third harmonic with insulated silicon nano-plasma waveguides. The third harmonic generation device is excited by a 1550 nm laser and is processed by a gold layer waveguide with a height of 340 nm, a width o
Read MoreBig tech groups are now working to cut out banks as the middlemen, threatening to turn legacy financial institutions into the dumb pipes that feed the back-end infrastructure of firms such as Amazon, Google or Facebook. "The days when a single channel for financial services was con
Read MoreOur company will attend 2015 Chengdu CIFF. Booth No. 9A17 Date: 12th July, 2015 ~ 15th July, 2015 We sincerely welcome all domestic and oversea to visit our booth at that time!
Read MoreIn petrochemical plant automation control system, the selection of regulating valve is very important to the accuracy, its use affects the quality of the product and relates to the safe production of the plant. Dushanzi ethylene plant used in the control valve, including various manufacturers of var
Read MoreOur company has successfully registered in Dun & Bradstreet credit information. You can enter company's Dun code 527061710 and company name by clicking on the following link and inquire about the enterprise credit file. www.dunsregistered.com www.dnbco
Read MoreCar networking is the foundation of smart cars and the future symbol of smart transportation and smart cities. However, the car network has been staying in the in-car networking, in-car entertainment media and in-car GPS navigation. However, the ultimate in car networking Mission is to achieve is
Read MoreEarly June 2017, 14 boxes TPB-90 Air Pick Breaker accessories produced by our company will be shipped from Ningbo Port and exported to the Dominican Republic, this is the sixth time export Dominican Republic to Dominica. China Machinery has been committed to the R&D new drilling equipm
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