Manual fire ball valve model quality and appearance requirements Fire water cannon matching ball valve manufacturer in stock for sale
Category:
Security/Firefighting equipment/Other fire-fighting equipment
Model:
FQS80
Brand:
Eastern Mountain
Retail Price
260.00USD
重量
kg
- Product Description
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Description :
The appearance and quality requirements for FQS fire ball valves are as follows:
Appearance quality: The shell of the ball valve should be made of corrosion-resistant materials or undergo anti-corrosion treatment, and there should be no defects such as peeling or scratches.
Material: The valve body and valve cover should be made of materials with corrosion resistance not lower than ordinary cast iron, and the corrosion resistance of the valve seat should not be lower than bronze.
The valve seat and sealing ring can be made of materials such as polytetrafluoroethylene or nylon, and the corrosion resistance of the valve seat material should not be lower than that of the valve body material.
The size and tolerance of the O-ring rubber seal should comply with the provisions of GB/T3452.1.
The packing and gasket should be suitable within the operating temperature range of the fire ball valve. Any metal gasket should have at least the same corrosion resistance as the valve body.
Handwheels, handles, and handle seats should be made of steel, malleable iron, or ductile iron.
The corrosion resistance of the valve body drain plug material should not be lower than that of the valve body material.
Ball valve is a widely used valve equipment, which is widely used in various fields such as petroleum, chemical, power, metallurgy, and steel. Ball valves are mainly used on pipelines to cut off, distribute, and change the direction of medium flow. The opening and closing component of a ball valve is a sphere, which rotates 90 degrees around the axis of the valve shaft to achieve the purpose of opening and closing.
Shandong Dongyue Crane Fire Equipment Manufacturing Co., Ltd. produces specialized ball valves for various fire monitors, with specifications and models: FQS80A, FQS80B, FQS80C, FQS65. There are two specifications for the interface: 65 and 80. Among them, the FQS80 fire ball valve is divided into three models: A, B, and C according to the size of the flange interface. The flange base is generally circular; The number of flange threads can be customized according to customer requirements.
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Key words:- Manual fire ball valve model
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