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ZFV 600LB flanged triple offset butterfly valve, 20inch class 600LB, body material carbon steel A216 WCB, disc carbon steel A216 WCB, laminated seal. Design stardard API609, face to face length stardard API609, test and inspection API598, flange produce as per ANSI B16.5 .
ANSI 600LB can be also written as class 600 & 600# , mainly be used in ASME / BS standard butterfly valve.
How many “Mpa ”does“ANSI 600LB”pressure mean ?
ANSI 600LB = 10Mpa
How many “PN”does “ANSI 600LB”pressure mean ?
ANSI 600LB = PN100
How many pressure does ZFV class 600 valve apply in testing ?
Sheel testing 10Mpa x 1.5 = 15Mpa
Seat sealing testing 10Pma x 1.1 = 11Mpa
Air testing 0.6Mpa