For steam systems, the main steam valve and sub-cylinder are the sources of the steam distribution system. The shut-off valve installed in the sub-cylinder has a significant impact on the entire steam system at the back end. The user is often unaware of the need for a shut-off valve on a sub-cylinde

Bellows Seal Globe Valve is the introduction of foreign advanced technology, the use of foreign metal bellows sealing technology manufacturing, high-performance elastic metal bellows, expansion, and fatigue life is particularly long. The bellows seal design completely eliminates the shortcomings of