Archives

2Crl3 stainless steel valve body

The strengthening and toughening treatment of 2Crl3 studied in the experiment takes the heat treatment process as a means and the steam filter valve as an example to explore the performance change and mechanism under the heat treatment process parameters. Steam valve is a valve body that controls the...

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Transmission device of high temperature resistant blind valve

The driving device adopts direct push electro-hydraulic push rod. The speed of the electro-hydraulic push rod is fast, up to 110 mm / s. It can adjust the speed, stroke and pushing force according to different working conditions. It has self-locking and overload automatic protection functions. The electro-hydraulic push...

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Casting of high temperature resistant blind valve

The inside of valve plate also needs pouring refractory layer, and the minimum width of valve plate is determined according to the thickness of refractory layer. In order to avoid the heat transfer effect of the blind hole panel leading to the sealing performance reduction of the sealing ring,...

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Welding repair of casting block valve

Because of its low manufacturing cost and good comprehensive performance, steel castings are often used in the plug valve of thermal power plant. Because of its long-term operation under the harsh conditions of high temperature, high pressure and vibration, and large thick wall castings usually have some internal defects...

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