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By certification 
The duplex stainless steel ball valve adopts the top entry structure, reduces the quantity of connection bolt of the valve body, enhance the reliability of the valve under the condition of high pressure and large caliber, and overcomes the influence of the system's self weight on the normal operation of the valve.
Duplex stainless steel ball valves are widely used in coal chemical, petrochemical, rubber, paper, pharmaceutical and other pipelines as medium for diversion or flow switching devices.
● Top entry
● Full and Reduced Bore
Product Range:
Main Materials: carbon steel, alloy steel, stainless steel, etc.
Body material: 2304,2205,2507,2101 etc.
Nominal diameter:DN50mm-DN300mm
Pressure range:Class150～900,150LB/300LB/600LB/900LB
End connection: RF, RTJ, BW, THR
Working Temp.:-29℃-300℃
Standards:ASTM, ANSI,AWWA, JIS,BS, GOST, DIN etc.
http://www.aranvalve.com/
