API 598 LUG Triple Offset Butterfly Valve

API 598 LUG Triple Offset Butterfly Valve

ZFV API 598 LUG triple offset butterfly valve. The valve shown in photo is worm gear operated stainless steel valve. 8inch class 300LB. The valve design and manufacture according to API609, connectional dimension according to ASME B16.5, test and inspect as per API 598. It need to carry out...

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ZFV API 598 LUG triple offset butterfly valve. The valve shown in photo is worm gear operated stainless steel valve. 8inch class 300LB. The valve design and manufacture according to API609, connectional dimension according to ASME B16.5, test and inspect as per API 598. It need to carry out below tests as per standard : shell strength, high pressure hydro sealing, low pressure air test. The pressure rate listed as below :Shell strenth test, apply pressure 1.5 time as design pressure

High pressure hydro sealing test, apply 1.1 time as design pressure

Low pressure air test, apply 0.6Mpa pressure.

Take 150LB valve as example : Shell strenth test, 3.0Mpa; High pressure hydro sealing test, 2.2Mpa; Low pressure air test, 0.6Mpa . 


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