GB/T 3036-EJ Wafer Type Pneumatic Butterfly Valve - Enhanced Design for Optimal Fluid Control

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GB/T 3036-EJ Basic parameters of marine center 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
Codename
Brandstandard encdoing
Valve bodyGCast Steel
ZG230-450CGB/T 4299-2013
Tgrey cast iron
HT250GB/T 9439-2010
QTDuctile Iron
QT400-15GB/T 1348-2009
WCast copper alloy
ZCuSn10Zn2GB/T 1176-2013
Valve disc-Cast stainless steel
ZG07Cr19Ni9GB/T 2100-2002
-Cast stainless steel
CF8MGB/T 12230-2005
-Cast stainless steel
CF3M
-Cast copper alloy
ZCuAI9Mn2GB/T 1176-2013
Valve stem-Stainless steel
12Cr13GB/T 1220-2007
Valve seat ringNNitrile rubber
XA8433GB/T 2811-1996
Ffluororubber
XD8423


EJ Basic dimensions of butterfly valve:

Nominal pressure PN/Nominal diameter DN/
mm
DimensionsFlange sizeHandwheelweightkg
≈H≈H1H2L1L2L3L4LDD1ndD0ST、QTGW
5K50361691921905330215140130105415160149.5 10.5 11.5 
653717920215513010.5 11.5 12.5 
8038189212601801451910.5 11.5 12.5
1003961352272001658M1613.1 15.2 17.0 
12541615224723520016.0 18.1 20.1 
1504531722723321667026523026.5 29.5 33.4 
20049819729739619880320280M2034.2 36.1 41.3 
250538233337903853451249.7 54.3 60.2 
3006252583622256347423743039018058.2 63.5 71.2 
35066728439823388528264100480435M222001794.0 104.0 116.0 
4007823144592771176163081105404951623019115.0 127.0 142.0 
45082234459728514369834913060555528023142.0 156.0 176.0 
5009373825328764381406556052036026189.0 207.0 233.0 
60010074446573301651158579160770715M2450032294.0 323.0 363.0 
700107250172218087582024420.0 460.0 518.0 
80011325637823851911380690200995930M3070038553.0 576.0 648.0 
10K503616919219053302151401551204191601410.1 11.2 12.1 
653717920217514011.2 12.1 13.5 
803818921260185150811.3 12.5 13.7
100396135227210175M1614.5 16.1 18.1 
125416152247250210M2017.2 19.2 21.5 
1504531722723321667028024027.1 30.6 34.3 
200498197297396198803302901235.7 38.2 43.4 
25053823333790400355M2251.2 56.7 63.5 
300625258362225634742374454001618060.6 66.0 74.1 
350667284398233885282641004904452001798.2 108.0 121.0 
400782314459277117616308110560510M2423019120.0 132.0 148.0 
4508223445972851436983491306205652028023148.0 163.0 183.0 
50093738253287643814067562036026197.0 216.0 243.0 
6001007444657330165115857916079572524M3050032306.0 336.0 378.0 
7001072501722180905840437.0 480.0 540.0 
8001132563782385191138069020010209502870038576.0 600.0 675.0 


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