THERMOWELLS
RTD Sensors
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The following charts are for reference use only. They are based upon older piping systems.
Refer to current specifications when designing new systems.
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Thermometricscorp.com
Dimensions for Class 1500 Flanges
|
|
Nom. Pipe Size
(inches) |
O |
Q* |
R |
X |
No.
and**
Dia of
Bolt
Holes |
Bolt
Circle
Dia. |
YY* |
H |
J |
Y* |
B |
R |
YV |
BB |
Z |
C |
T |
|
1/2 |
4.75 |
0.88 |
1.38 |
1.50 |
4-0.88 |
3.25 |
2.38 |
0.84 |
To Be
S
p
e
c
i
f
i
e
d
by
P
u
r
c
h
a
s
e
r |
1.25 |
0.88 |
0.12 |
1.25 |
0.9 |
0.38 |
0.93 |
0.88 |
|
3/4 |
5.12 |
1.00 |
1.69 |
1.75 |
4-0.88 |
3.50 |
2.75 |
1.05 |
1.38 |
1.09 |
0.12 |
1.38 |
1.11 |
0.44 |
1.14 |
1.00 |
|
1 |
5.88 |
1.12 |
2.00 |
2.06 |
4-1.00 |
4.00 |
2.88 |
1.32 |
1.62 |
1.36 |
0.12 |
1.62 |
1.38 |
0.50 |
1.41 |
1.12 |
|
11/4 |
6.25 |
1.12 |
2.50 |
2.50 |
4-1.00 |
4.38 |
2.88 |
1.66 |
1.62 |
1.70 |
0.19 |
1.62 |
1.72 |
0.56 |
1.75 |
1.19 |
|
11/2 |
7.00 |
1.25 |
2.88 |
2.75 |
4-1.12 |
4.88 |
3.25 |
1.90 |
1.75 |
1.95 |
0.25 |
1.75 |
1.97 |
0.62 |
1.99 |
1.25 |
|
2 |
8.50 |
1.50 |
3.62 |
4.12 |
8-1.00 |
6.50 |
4.00 |
2.38 |
2.25 |
2.44 |
0.31 |
2.25 |
2.46 |
0.69 |
2.50 |
1.50 |
|
21/2 |
9.62 |
1.62 |
4.12 |
4.88 |
8-1.12 |
7.50 |
4.12 |
2.88 |
2.50 |
2.94 |
0.31 |
2.50 |
2.97 |
0.75 |
3.00 |
1.88 |
|
3 |
10.50 |
1.88 |
5.00 |
5.25 |
8-1.25 |
8.00 |
4.62 |
3.50 |
2.88 |
|
0.38 |
2.88 |
3.60 |
|
3.63 |
2.00 |
|
4 |
12.25 |
2.12 |
6.19 |
6.38 |
8-1.38 |
9.50 |
4.88 |
4.50 |
3.56 |
0.44 |
3.56 |
4.60 |
4.63 |
2.25 |
|
5 |
14.75 |
2.88 |
7.31 |
7.75 |
8-1.62 |
11.50 |
6.12 |
5.56 |
4.12 |
0.44 |
4.12 |
5.69 |
5.69 |
2.50 |
|
6 |
15.50 |
3.25 |
8.50 |
9.00 |
12-1.50 |
12.50 |
6.75 |
6.63 |
4.69 |
0.50 |
4.69 |
6.75 |
6.75 |
2.75 |
|
8 |
19.00 |
3.62 |
10.62 |
11.50 |
12-1.75 |
15.50 |
8.38 |
8.63 |
5.62 |
0.50 |
5.62 |
8.75 |
8.75 |
3.00 |
|
10 |
23.00 |
4.25 |
12.75 |
14.50 |
12-2.00 |
19.00 |
10.00 |
10.75 |
6.25 |
0.50 |
7.00 |
10.92 |
10.88 |
3.31 |
|
12 |
26.50 |
4.88 |
15.00 |
17.75 |
16-2.12 |
22.50 |
11.12 |
12.75 |
7.12 |
0.50 |
8.62 |
12.92 |
12.94 |
3.62 |
|
14 |
29.50 |
5.25 |
16.25 |
19.50 |
16-2.38 |
25.00 |
11.75 |
14.00 |
|
0.50 |
9.50 |
14.18 |
|
|
|
16 |
32.50 |
5.75 |
18.50 |
21.75 |
16-2.62 |
27.75 |
12.25 |
16.00 |
0.50 |
10.25 |
16.19 |
|
18 |
36.00 |
6.38 |
21.00 |
23.50 |
16-2.88 |
30.50 |
12.00 |
18.00 |
0.50 |
10.88 |
18.20 |
|
20 |
38.75 |
7.00 |
23.00 |
25.25 |
16-3.12 |
32.75 |
14.00 |
20.00 |
0.50 |
11.5 |
20.25 |
|
24 |
46.00 |
8.00 |
27.25 |
30.00 |
16-3.62 |
39.00 |
16.00 |
24.00 |
0.5 |
13.00 |
24.25 |
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