. .● We use Flange Connected Type for SLQF41N-250 Ball Valve, and use high-quality forgings for valve body.The material for ball, valve seat and bearings is Chrome Stainless Steel.
...●Seal structure is two-way floating sealing, has small switch torque for import sealing, can relieve the pressure automatically and has the function of fire-proof structure.( Please refer to specification of Ball valve in details)
...●Design, manufacture and test in accordance with API6D and ASME B16.34 Standards.This valve especially used for the sites with high demands of pressure and sealing, such as injection of methanol & ethanol for oil fields and gas fields, and those pipeline to transfer high pressure liquefied gas etc.