Frp Back Ring
$26.57
Steel Back Ring
$0.00
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Steel Back Ring
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Steel back rings are matching for our FRP Vanstone Flanges
|
Flange
Nominal Size |
Pressure Rating
|
Back Ring ID
( +2/-0 ) |
Back Ring
OD |
Bolt Circle Diameter
BCD |
NO.of Holes
n |
Bolt Hole Diameter
( h ) |
Back Ring
Thickness T |
Pipe ID
Fillet Radius r |
|
inch
|
psi
|
inch
|
inch
|
inch
|
pcs
|
inch
|
inch
|
pcs
|
|
42
|
50
|
44 7/8
|
53
|
49- 1/2
|
36
|
1- 5/8
|
1- 3/4
|
1/4
|
|
48
|
50
|
51- 1/4
|
59- 1/2
|
56
|
44
|
1- 5/8
|
2
|
1/4
|
|
54
|
50
|
58- 1/4
|
66- 1/4
|
62- 3/4
|
44
|
1- 7/8
|
2- 1/4
|
1/4
|
|
60
|
50
|
64- 1/4
|
73
|
69- 1/4
|
52
|
1- 7/8
|
2- 1/2
|
1/4
|
