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GB (A105) bellows globe valve

Products > Bellows valve > GB (A105) bellows globe valve

GB (A105) bellows globe valve

Model: WJ41H
Nominal diameter: DN15 ~ 300mm
Nominal pressure: PN1.6 ~ 4.0MPa
Working temperature: -20 ℃ -350 ℃
Body material: WCB, F304, F316
Design standard: DIN3356
Structure length: DIN3202
Connecting flange: DIN2543-2545
Test and inspection: DIN3230
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Product main structural features:
 1, reasonable structure, reliable sealing, excellent performance, attractive appearance; 
 2, sealing surface is welded Co cemented carbide, wear, corrosion, good anti-friction properties, long life; 
 3, stem quenched and surface nitriding treatment, good corrosion and abrasion resistance.; 
 4, double sealing performance is more reliable; 
 5, more intuitive stem down position indication; 
 6, part material, flange and butt size can be Actual conditions or user requirements reasonable matching, to meet the needs of various projects. 
 
 specifications:

structure typeBB-BG-OS & Y
Drive modeManual
pneumatic
design standardsDIN3356
Structure lengthDIN3202
Connect the flangeDIN2543-2545
Test and inspectionDIN3230

 


 Product Performance Specifications:

Nominal pressure (MPa)Shell test pressure (MPa)
Seal test pressure (MPa)
Applicable temperature (℃)
Suitable media
1.62.41.76-20 ° C to 350 ° CWater, steam, oil and so on
2.53.752.75
4.06.04.4

 


 The main components of material:

NO.nameMaterial
1BodyWCB, F304, F316
2Disc2CR13, F304, F316
3Shaft pinF304, F316
4Bellows assemblyF304, F316L
5capWCB, F304, F316
6fillerFlexible Graphite, PTFE
7Pressure sleeve25 #, F304, F316
8Positioning pieces25 #, F304, F316
9Stem nutCopper alloy ZQA19-4
10HandwheelCarbon steel
11And hat25 #
12Oil Cupbrass
13Hex nutsASTMA 193 2H, A 193-8, A 193-8M
14StudsASTMA 193 B7, A193-B8, A193-B8M
15GasketFlexible graphite + stainless steel l, PTFE
16Valve stem2Cr13, F304, F316

 


 WJ41H-16

Pressure LevelPN16
caliber1520253240506580100125150200250300
L130150160180200230290310350400480600730850
H205205217230235240285310370430445560695740
W120120140140160180180200250300300400520520
Weight (kg)4.54.85.57.89.512.718.623.539.556.876.1115237.2399.5
Travel h77121314151923283542526475
Kv4.27.4121930477712018828841072511451635

 


 WJ41H-25

Pressure Level
PN25
caliber1520253240506580100125150200250300
L130150160180200230290310350400480600730850
H205205217230235240285310370430445560695740
W120120140140160180180200250300300400520520
Weight (kg)4.54.85.589.81319.224.343.757.981.6137288.1420
Travel h77121314151923283542526475
Kv4.27.4121930477712018828841072511451635

 


 WJ41H-40

Pressure LevelPN40
caliber1520253240506580100125150200250300
L130150160180200230290310350400480600730850
H205205217230235240285310370430445560695740
W140140140160180180200250300350350450520520
Weight (kg)4.54.85.58.310.513.620.525.646.161.285159308.5445
Travel h77121314151923283542526475
Kv4.27.4121930477712018828841072511451635