TIANJIN DAZHAN GROUP CO.,LTD. Website launched
TIANJIN DAZHAN GROUP CO.,LTD. is founded in 1976. It is a group company that incorporates scientific research, production, transportation, domestic sale and foreign business.
Read More
Ventilation and air conditioning valves, gate valves, stop valves, ball valves, and butterfly valves: Their structural features and applications
The gate valve has low flow resistance and is suitable for the main pipelines. The globe valve precisely regulates the branch pipelines. The ball valve can be quickly opened and closed to connect the equipment. The butterfly valve is lightweight and can control large-diameter ducts. These four types of valves each perform their own duties, building an efficient HVAC system.
Read More