GB CAST STEEL FIXED BALL VALVE
GB CAST STEEL FIXED BALL VALVE
Model
DN50-DN450

Product review

Description

Serial numberStandard materials
Part name
Material gradeSerial number
 

Standard materials

Part name

Material grade
carbon steel
 stainless steel carbon steel stainless steel
GBAPIGBAPI GB API GB API
 1 Bottom cover 25A1051Cr18Ni9TiF304/F316F304L/F316L 17 Nut 45A194-2H0Cr18NiA194-8M
 2 Bottom cover screw25CrMoAA193-B71Cr17Ni2A193-B8M 18 Double head stud35CrMoAA193-B71Cr17Ni2 A193-B8M
 3 WasherGraphite in metal 19 Sphere key40Cr40Cr1Cr17Ni21Cr17Ni2
 4 Thrust bearingMetal clip PTFE 20 Upper stem20Cr13A276-4101Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316F304L/F316L
 5 Lower stem20Cr13A276-4101Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316F304L/F316L 21 StemO-ringFluororubber
 6 Lower stem bearingMetal clip PTFE 22 Packing O-ringFluororubber
 7 WasherGraphite in metal 23 Upper stem bearingMetal clip PTFE
 8 Drain plug 20Cr13 A276-4101Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316F304L/F316L 24 Thrust bearinggraphite
 9valve body WCBA216-WCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2TiCF8/CF8MCF3/CF3M 25Stem packing box 25 Chromium platingA105 Chromium plating1Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316F304L/F316L
 10 valve seat20Cr13nitriding A276-410nitriding1Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316F304L/F316L 26Stem packinggraphite
 11 Valve seat sealing ringgraphite 27 Packing glandWCBA216-WCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2TiCF8/CF8MCF3/CF3M
 12 Seat ring 25 Chromium platingA105 Chromium plating1Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316F304L/F316L 28Nut45A194-2H0Cr18NiA194-8M
 13 Seat springX-750X-750 X-750 X-750 29Double head stud35CrMoAA193-B71Cr17Ni2A193-B8M
 14sphere1Cr18Ni9Ti3041Cr18Ni9Ti1Cr18Ni12Mo2TiF304/F316F304L/F316L 30screw35CrMoAA193-B71Cr17Ni2A193-B8M
 15Valve coverWCBA216-WCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2TiCF8/CF8MCF3/CF3M 31BracketWCBWCBWCBWCB
 16WasherGraphite in metal 32key40Cr40Cr1Cr17Ni21Cr17Ni2

Drawing of national standard cast steel fixed ball valve


National standard cast steel fixed ball valve PN1.6MPa main connecting dimensions

DN(mm)253240506580100125150200250300350400450500600700
d1253240506580100125150200250300337387438489591686
L14016516520322224130535639445753361068676286491410671245
H505580102114127152184219273360395430470550580700800
ManualH175859510712515217830033039849558062567069884010501100
E---------11611617117125725725715083
F---------350350400420400420400410650
W16016023023040040065010501050600600800800800800800800800
WT(kg)4.55.77.01216223558742053224605768641280160016004500
ElectricH2--------554600652760770830-9409401115
L1--------235235235259400400-410410410
PneumaticsH32152402642743793894795526667369261059112713931468153815381450
L22002702702704054055765767767767761060106013601360136013602840

Main external connection dimensions of PN2.5MPa national standard cast steel fixed ball valve

DN(mm)253240506580100125150200250300350400450500600700
d1253240506580100125150200250300337387438489591686
L16517819021624128330538140350256864876283891499111431346
H505580102114127152184219273360395430470550580700800
ManualH175859510712515217830033039849558062567069884010501100
E---------11611617117125725725715083
F---------350350420420400400400410650
W16016023023040040065010501050600600800800800800800800800
WT(kg)4.55.77.0152430558711825537053364010301524210042005300
ElectricH2--------235235400400410410-420690690
L1--------74350350420420400-400410650
PneumaticsH321524026434037945247964666681410021059115012051250129513901470
L22002702704054055745747567561060106010601360136028402840