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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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Hydrogen bellows stop valve Hydrogen bellows globe valve, also known as bellows hydrogen globe valve, is designed to lengthen the bellows to prevent the bellows from fatigue and fracture, leading to leakage of the valve rod Consult immediately View details -
LPG stop valve J41N-16C liquefied gas stop valve uses elastic forming polytetrafluoroethylene as the packing. The packing sealing performance increases with the rise of medium pressure, and it has the reverse sealing function. There is no leakage at the position of the valve rod for on-off action. It is suitable for high and medium pressure gas transmission pipeline Consult immediately View details -
Non leaking steam stop valve UJ41H-25C leak free steam stop valve integrates the advantages of plunger valve sealing performance, stop and throttle functions of stop valve, and flexible opening and closing, so it has the characteristics of flexible shoulder closing, stop, throttle, reliable sealing, less damage to sealing parts, and long service life Consult immediately View details -
Gas stop valve "YLong" Yonglong gas valve series: J41N gas stop valve J41YN gas special stop valve has maintenance free function design, and is the second generation product of domestic gas valves. The structural design adopts stem self sealing and seat back sealing, reaching the zero leakage standard of gas valves Consult immediately View details
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