BELLOWS SEALED GLOBE VALVES

  

SERIES 54BY CLASS 800
 

Ends: Screwed and Welded

  
     
  Features  
class 800 bellows sealed globe valves
25000 cycles bellows design
Low closing torque at high temperature
Hydraulic, pneumatic, and helium test on all valves
Gear, pneumatic, or automated operation
Temperature range -196 °C to 540 °C
Design standard BS 5352, BS 1873
   
class 800 bellows sealed globe valves drawing
                                       Dimensions are in inches and approximate weight in lb
SIZE
A
E
WEIGHT
½
3.7
0.4
10
¾
3.7
0.5
11
1
5.00
0.7
13
1¼
5.50
0.9
19
1½
6.50
1.2
31
                                      Materials of construction
Body, Bonnet, Yoke A105, F304, F316, and other alloys
Seat ring, Disc plug 304, 316, and other alloys
Spindle 410, 316, 304, and other alloys
Bellow 316Ti, Hast-C, Inconel, and other alloys
Gland 304, 316, and other alloys 
Body seal PTFE, spiral wound gasket with filler
Gland packing PTFE, Grafoil
 
 
 
 
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Series 21B Class 150                                                                              Series 22B Class 300
   
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