PriceList for Stainless Steel Screw - Backflow Butterfly Valve – Kingnor
PriceList for Stainless Steel Screw - 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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With the Client-Oriented business philosophy, a rigorous quality control system, advanced manufacturing equipment and a strong R&D team, we always provide high quality products, excellent services and competitive prices for PriceList for Stainless Steel Screw - Backflow Butterfly Valve – Kingnor, The product will supply to all over the world, such as: Morocco , Atlanta , Irish , Our solutions have national accreditation standards for experienced, premium quality goods, affordable value, was welcomed by people around the globe. Our products will continue to increase in the order and look forward to cooperation with you, Truly must any of people goods be of interest to you, make sure you letus know. We're likely to be delighted to give you a quotation up on receipt of one's in depth specs.
The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!





