18 Years Factory Socket Cap Screws - Backflow Butterfly Valve – Kingnor
18 Years Factory Socket Cap Screws - Backflow Butterfly Valve – Kingnor Detail:
Backflow Butterfly Valve
Approval: UL/ULC listed
Usage: Before sprinkle head, before and after wet alarm valve and deluge valve, high-rising building fire fighting system, industrial factory building fire protection system.
Technical specification :
Fire protection grooved Butterfly Valve is UL/ULC listed with pressure rating 300psi or 175psi
Temperature range : -20℃ to 120℃.
Structure:Butterfly type and groove end
Application : Indoor and outdoor usage
Double –seal disc : resilient EPDM coated
Factoroy Installed supervisiory tamper switch assembly
Design standard : API 609
Groove standard ANSI/AWWA C606
Top flange standard: ISO 5211
Test standard: API 598
Model : HGD-381X / HGD-381X-175/HFGD-381X/HFGD-381X-175
Product detail pictures:

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We consistently carry out our spirit of ''Innovation bringing development, Highly-quality ensuring subsistence, Management promoting benefit, Credit attracting customers for 18 Years Factory Socket Cap Screws - Backflow Butterfly Valve – Kingnor, The product will supply to all over the world, such as: Philippines , Greece , panama , we have all day online sales to make sure the pre-sale and after-sale service in time. With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we are trying our best to be your good partner.

Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces,a nice business partner.

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