American standard check valve stem selection     The American standard check valve is composed of a valve body, a valve cover, a valve stem, a valve disc, a valve seat, etc. The quality of the valve stem has a great relationship with the service life of the product, bec···

The working process of the American standard globe valve The American standard globe valve is a forced-sealing valve. When it is closed, a certain pressure must be applied to the disc. Only through this forced method can the sealing surface not leak. It is a control component in a fluid conveying···

How to select the check valve of American standard power station We know that the working environment of the American standard power station check valve needs to be as far away as possible from the source of medium pulsation, with small vibration and pressure fluctuation, which is more convenient when th···