GB/T 3036-FFBJ Flange Type Spiral Drive Butterfly Valve - High-Performance Solution for Industrial Pipelines

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GB/T 3036-FBJ Basic parameters of marine central butterfly valve:

TypeNominal pressure PN/MPaMaximum working pressure MPaValve body material codeNominal diameter DN/mmNote 1: When the valve seat ring material is NBR, the butterfly valve is suitable for seawater, fresh water, air, crude oil, heavy oil and other media with t ≤70℃.                                                         
Note 2: When the valve seat ring material is FPM, the butterfly valve is suitable for seawater, fresh water, air, crude oil, heavy oil lubricating oil, refined oil and other media with t<170℃.
A
B
101.0 G、T、QT、W50~200
B50~500
C
D
E
AS、FAS6、100.6、1.050~200
BS、FBS、FFBS50~700
CS、FCS50~1000
FFCSG、QT、W50~800
DS、FDSG、T、QT、W
FFDSG、QT、W
ES、FESG、T、QT、W
FFESG、QT、W
AJ、FAJ5K0.5G、T、QT、W50~200
10K1.0 
BJ、FBJ5K0.550~700
10K1.0 
FFBJ5K0.5G、QT、W125~700
10K1.0 
CJ、FCJ5K0.5G、T、QT、W50~800
10K1.0 
FFCJ5K0.5G、QT、W125~800
10K1.0 
DJ、FDJ5K0.5G、T、QT、W50~800
10K1.0 
FFDJ5K0.5G、QT、W125~800
10K1.0 
EJ、FEJ5K0.5G、T、QT、W50~800
10K1.0 
FFEJ5K0.5G、QT、W125~800
10K1.0 


Main parts materials:

Part NameMaterial
CodenameBrandstandard encdoing
Valve bodyGCast SteelZG230-450CGB/T 4299-2013
Tgrey cast ironHT250GB/T 9439-2010
QTDuctile IronQT400-15GB/T 1348-2009
WCast copper alloyZCuSn10Zn2GB/T 1176-2013
Valve disc-Cast stainless steelZG07Cr19Ni9GB/T 2100-2002
-Cast stainless steelCF8MGB/T 12230-2005
-Cast stainless steelCF3M
-Cast copper alloyZCuAI9Mn2GB/T 1176-2013
Valve stem-Stainless steel12Cr13GB/T 1220-2007
Valve seat ringNNitrile rubberXA8433GB/T 2811-1996
FfluororubberXD8423


FBJ Basic dimensions of type butterfly valve:

Nominal pressure PN/Nominal diameter DN/
mm
DimensionsFlange sizeHandwheelweight kg
≈H≈H1LDD1ndD0SQTGW

1255421521002352008191801424.5 27.5 30.2 
1506251722652302301934.3 38.3 43.6 
2006751973202802343.5 48.2 54.2 
250811233110385345122802461.4 67.8 76.4 
30086125843039080.4 88.5 99.0 
35094428412048043525320113.0 125.0 140.0 
40010463141305404951636027140.0 153.0 172.0 
4501139344150605555450174.0 192.0 216.0 
50012723821606556052030218.0 240.0 270.0 
60014654441707707152750032332.0 365.0 410.0 
70016005001808758202460036498.0 547.0 615.0 

1255421521002502108231801425.6 28.7 31.5 
15062517228024023019.6.740.2 45.5 
20067519733029045.2 50.5 79.5 
25081123311040035512252802464.9 70.2 103.0 
30086125844540084.9 92.0 146.0 
350944284120490445320118.0 130.0 180.0 
4001046314130560515162736027146.0 160.0 225.0 
4501139344150620565450182.0 200.0 281.0 
50012723821606756202030227.0 250.0 427.0 
60014654441707957303350032346.0 380.0 641.0 
70016005001809058402460036519.0 570.0 551.0 


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