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Shut off valve -
Drain valve -
Electro hydraulic valve -
Fire retardant breathable cap -
Ammonia stop valve -
globe valve -
Flame arrester -
Needle valve -
Low temperature valve -
Solenoid valve -
Other valves
Contact Yonglong
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Mobile: 15900658318 -
Fax: 021-57568296 -
Email: 1257073858@qq.com -
Address: Nanting Highway, Fengxian District, Shanghai -
2788
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Station emergency shut-off valve The station emergency cut-off valve is divided into: station pneumatic emergency cut-off valve and station hydraulic emergency cut-off valve. The principle of check valve is adopted. The lifting spring reset structure of the safety valve can only be cut in one direction. During installation, the flow direction of the medium must be consistent with the valve body logo Consult immediately View details -
Emergency shut-off valve of ammonia station The emergency shut-off valve of ammonia station is also known as the ammonia station shut-off valve, pneumatic shut-off valve, liquid ammonia emergency shut-off valve, ammonia emergency shut-off valve, storage tank station and gas filling station using liquid ammonia, ammonia and other gas and liquid phase weak corrosive media as the valves opened for short-term operation Consult immediately View details -
QDY421F emergency shut-off valve Shanghai cut-off valve benchmark manufacturer, hydraulic cut-off valve designer, QDY421F emergency cut-off valve expert, Yonglong Valve's cooperative manufacturer participating in the design, development and production of hydraulic emergency cut-off valve Consult immediately View details -
QDQ421F emergency shut-off valve Shanghai block valve R&D enterprise, Yonglong has more than ten years of professional manufacturing experience in pneumatic block valves, and has advanced skills in the fields of QDQ421F emergency block valves, QDY421F hydraulic block valves, ZCRB gas block valves, and ABQ electric block valves Consult immediately View details -
FHDQ emergency shut-off valve The Sino Japanese joint venture brand FHDQ-0040-025 emergency shut-off valve is a small category of the pneumatic shut-off valve series. It is installed on the crane tube or bottom of the liquid ammonia, ammonia, and liquefied gas storage tank as a remotely controlled pneumatic safety protection valve Consult immediately View details -
Emergency shut-off valve Shanghai emergency shut-off valve manufacturer, driven by: electric, pneumatic, hydraulic, product series includes liquid ammonia emergency shut-off valve, ammonia emergency shut-off valve, ammonia emergency shut-off valve, complete specifications, and a small amount of stock Consult immediately View details
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