Special fire signal resilient seated gate butterfly valve pressure 1.0 - 2.5MPa gate valve manufacturer from China Hontai Machinery and equipment (HK) Co. ltd

Special fire signal resilient seated gate butterfly valve pressure 1.0 - 2.5MPa

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: gate valve

Special fire signal resilient seated gate butterfly val

Special fire signal resilient seated gate butterfly valve pressure 1.0 - 2.5MPa for automatic spraying water pipeline in fire protection system

Signal gate valve and signal butterfly valve are used in automatic spraying water pipeline in fire protection system to monitor the water supplying pipeline and can indicate the valve's opening in a long distance.Rising stem gate valve and opening indicator gate valve are often used in fire protection system, and if the installation position is high to the ground, rising stem gate valve is used and can show the valve's opening clearly and if the installation position is low, opening indicator gate valve is used.

Material

No.	part	material
1	Transmission cap	ductile cast iron, cast steel
2	Handwheel	Ductile iron
3	Dust proof gasket	Plastic
4	Gasket	Buna-N rubber or EPDM
5	Thrust bearing	Gunmetals
6	Cover	Grey cast iron, ductile cast iron, cast steel
7	Bolt	Carbon steel or stainless steel
8	Body	Grey cast iron, ductile cast iron, cast steel
9	Copper nut	Gunmetals
10	Stem	Stainless steel
11	Disc	Ductile cast iron packed with rubber or EPDM outside