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282018-07Over the years, with the increase in the amount of oxygen, large oxygen users have used oxygen pipelines. Due to the long length of the pipeline, the distribution is wide, plus...
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142018-07Nowadays, the valve market is mixed, and unscrupulous traders are making huge profits. The counterfeit and refurbished valves are shoddy, which brings great safety hazards to the installation project.
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232018-06Stainless steel is an abbreviation for stainless acid resistant steel. It is resistant to air, steam, water and other weakly corrosive media or stainless steel.
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302018-05A) Direction and location Many valves have directionality, such as cut-off valves, throttle valves, pressure reducing valves, check valves, etc. If they are reversed, they will affect the use effect and life...
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052018-05How to connect the entire valve and pipeline or equipment, this problem can not be ignored, because the valve running, running, drip, leakage phenomenon, the vast majority occurred here.
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202018-04The principle of maintenance during the operation of the valve is as follows: 1 Keep the outside of the valve and the active part clean and protect the integrity of the valve paint. The surface of the valve, trapezoidal ...
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242018-03This year's government work report clearly put forward that we should comprehensively carry out the quality improvement action, push forward the benchmarking with the international advanced level, carry forward the craftsman spirit...
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072018-03For a single core, the stability of the valve is good when the medium is open, and when the medium is closed, the stability of the valve is poor. Two spool valve seat, flow under the valve is ...
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272018-01The flow characteristics of the electric regulating valve are divided into ideal flow characteristics and working flow characteristics. The flow characteristic provided by a general ...
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052018-01the safety valve on the equipment or pipe should generally be erected. But for setting up safety valve at liquid pipe, heat exchanger or container, when the valve is closed, the place where pressure can be increased due to thermal ...
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