FORGED AND CAST THREE PIECE BALL VALVES  
  SERIES 81R3/F3 CLASS 600, 800  
 

Ends: Screwed, Socket, and Welded

  
  Features
  
Internally mounted blow-out proof stem
Live loaded stem design meets stringent fugitive norms
Improved seat for long life and bubble tight shut off
Choice of seat material
Fire safe and antistatic design confirms to API 607
Designed to handle the most severe services
Design standard ISO 17292 and ASME B16.34
   
         RB : Reduced bore            FB : Full bore
         Dimensions are in inches and approximate weight in lb  
SIZE
A
E
WEIGHT
RB
FB
RB
FB
RB
FB
¼
2.52
2.52
0.24
0.24
1.5
1.5
⅜
2.52
2.52
0.24
0.37
1.5
1.8
½
2.52
2.52
0.51
0.51
2.2
2.2
¾
2.75
2.95
0.51
0.75
3.3
3.3
1
3.46
3.62
0.75
1.00
3.3
4.5
1¼
4.13
4.20
1.00
1.25
4.0
7.0
1½
4.48
4.33
1.25
1.49
6.8
9.0
2
5.12
5.12
1.50
2.0
9.5
14.5
 
        Materials of construction
Body and tail piece Casting: CF8, CF8M, CF3, CF3M, CD4MCu, CN7M, CD3MN, CN3MN, CW6M and N7M, and other alloys
Forging: A105, LF2, F304, and F316, and other alloys
Ball 410, 304, 316, 304L, 316L, CD4MCu, CN7M, CD3MN, CN3MN, CW6M, N7M, and other alloys
Stem and gland 410, 304, 316, 17-4PH, Nitronic 50, A20, 31803, and other alloys
Seat TFM, PTFE, RPTFE, Nylon, Delrin, PEEK, Devlon, metal
Stem washer RPTFE
Stem seal Grafoil, PTFE
Body seal Grafoil, spiral wound with grafoil filler
Body stud B7, L7, B8, B8M
Body nut 2H, 2HM, 8, 8M
 
   
Click Below for
   
Click Here for One Piece Flanged
Click Here for Cryogenic Click Here for Jacketed
Click Here for Three Way Click Here for Cast Two Piece
 
Click Here for Cast One, Two & Three Piece
   
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