Fire equipment manufacturers supply bi-directional sealed fire ball valves and fire monitor accessories

Description :

　　Manually driven ball valves should be equipped with handles or handwheels. Under the condition of nominal pressure difference between the inlet and outlet of the ball valve, the opening and closing force test shall be conducted according to the provisions of 6.3. The force required for opening and closing operations from the open or closed position shall not exceed 350N.

　　Power driven ball valves should be equipped with emergency operating handles or handwheels. When the power drive device malfunctions, the emergency operating handle or handwheel should be able to open and close the ball valve.

　　The handwheel or handle should be turned clockwise to close, and there should be a sign indicating the direction of the switch. The handwheel or handle should have a sign indicating the position of the ball channel.

　　When installing the handle of the ball valve in the fully open position, the handle should be installed parallel to the ball passage.

　　The handle or handwheel should be securely installed and easily removable or replaceable when needed.

　　The ball valve should have a fully open or fully closed position limit device.

　　Shandong Dongyue Crane and Fire Equipment Manufacturing Co., Ltd. is located in Mingshui, Zhangqiu City, known as "Xiaoquan City" in the eastern suburbs of Jinan, Shandong Province. We are a manufacturer of industrial, defense, and civilian firefighting equipment and devices.

　　The company's main products include PS series fixed fire monitor, PL series foam water dual-use monitor, PSY series mobile fire monitor, PSKD series fixed fire monitor, PSKDY series mobile fire monitor, automatic tracking and positioning jet extinguishing device, SSFT series ground fire hydrant, hydrant monitor integrated fire hydrant, PZK series fire gun base, PS series foam fire hydrant, PY series semi fixed (portable) foam fire extinguishing device, PHYM (L) series pressure proportional mixing device, PQ series foam gun, PHP series balanced foam proportional mixing device, PSG series foam fire hydrant Box, PC (L) series low expansion air foam generator, PT series fire turret, FQS series fire ball valve, steel tank fire cooling sprinkler, foam extinguishing agent and other more than 200 kinds of fire fighting supporting products.

　　The company has the ability to independently research and develop, design, and produce, with excellent production equipment and advanced inspection equipment. All types of products have passed ISO9001 international quality management system certification, and have obtained certifications from the State Administration of Quality Supervision, Inspection and Quarantine, China Fire Products Qualification Assessment Center, and "3c" quality certification.

　　Shandong Dongyue Crane and Fire Equipment Manufacturing Co., Ltd. produces specialized ball valves for various fire monitors, with specifications and models of FQS80A, FQS80B, FQS80C, FQS65, and FQS80A/1.6. The fire monitor specialized ball valve is produced in accordance with the public safety industry standard GA79-94 "Performance Requirements and Experimental Methods for Fire Ball Valves" of the People's Republic of China, and is specifically designed for use with fire monitors. Its structural characteristics are: the connecting flange is a DN100 flange at the inlet and a DN80 flange at the outlet, with bidirectional sealing and a manual drain valve. When used in high-altitude areas in winter, the valve can be opened after being closed to drain the water inside the valve ball, thereby preventing the ball valve from freezing. Crack. The connection method can also be customized according to user requirements.

AfterSalesService :

• Supply from fire equipment manufacturers