Friday, September 2, 2011

EBTQYTR944R Round Water Channel

Round Water Channel EBTQYTR944R
High quality and reasonable price are guaranteed
Round Water Channel EBTQYTR944R
High quality and reasonable price are guaranteed
Driving modes: hydraulic driving and electric driving
Welded structure, round shape water cooled channel is designed at the sealing surface. The valve body and valve disc are water cooled.
A floating seal device connects the stem and the bonnet of the valve.
Medium pressure difference ensures the valve seal completely. Valve has to be open/closed after pressure equalization.
The main material is Q235, 20g, 1Cr18Ni9Ti and the special heat-resistant alloy steel.
Nominal Diameter: 1100_1500
Working Pressure: 0.4MPa
On-and-Off Pressure Difference: ≤0.01
Temperature Requirement: DN1100_1200: ≤1350°C DN1300_1500: ≤1450°C
Medium Requirement: high temperature air, smoke and combustion gas
The pressure requirement of the cooling water ranges from 0.4 to 0.6MPa. Valve of small size is applied to the min. pressure, while valve of big size is applied to the max. pressure. The cooling water volume depends on the blast temperature and the local air temperature.
The valve is cooled by the industrial cycled water. The temperature difference of inlet and outlet water is below 12°C. This valve needs to be prevented frostbite when not working.
Water shortage and cutoff is strictly banned in the water-cooling channel. A water-supply system is needed. This valve needs to be prevented frostbite s when not working.

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