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TEMPERATURE CHARTS & BOLTING SPECIFICATIONS
 
Temperature Charts
  
SEAT / SEALS
Material
Max.
Temp.
(ºF)
Applications
Metal / Metal
>482
 High temp. Low tightness
EPDM (E)
248
 Acids and non mineral oils
Nitrile (N)
248
 Resistance to petroleum products
Viton® (V)
392
 General chemical service.
High temperature.
Silicone (S)
482
 Food service. /
High temperature.
PTFE (T)
482
 Corrosion Resistance
More details and other materials under request.


PACKING
Material
Max. Temp. (ºF)
pH
PTFE Impregn. synth. fibre (ST)
464
2 - 13
Braided PTFE (TH)
500
0 - 14
Grapited (GR)
1112
0 - 14
ASME B16.5 Class 150 Bolting Specifications
Size
K
nº
M
2"
4 3/4"
4
5/8" UNC
4 - -
2 1/2"
5 1/2"
4
5/8" UNC
4 - -
3"
6"
4
5/8" UNC
4 - -
4"
7 1/2"
8
5/8" UNC
4 - 4
5"
8 1/2"
8
3/4" UNC
4 - 4
6"
9 1/2"
8
3/4" UNC
4 - 4
8"
11 3/4"
8
3/4" UNC
4 - 4
10"
14 1/4"
12
7/8" UNC
6 - 6
12"
17"
12
7/8" UNC
6 - 6
14"
18 3/4"
12
1" UNC
8 - 4
16"
21 1/4"
16
1" UNC
10 - 6
18"
22 3/4"
16
1 1/8" UNC
10 - 6
20"
25"
20
1 1/8" UNC
14 - 6
24"
29 1/2"
20
1 1/4" UNC
14 - 6
28"
34"
28
1 1/4" UNC
20 - 8
30"
36"
28
1 1/4" UNC
20 - 8
32"
38 1/2"
28
1 1/2" UNC
20 - 8
36"
42 3/4"
32
1 1/2" UNC
22 - 10
40"
47 1/4"
36
1 1/2" UNC
26 - 10
48"
56"
44
1 1/2" UNC
28 - 16

 

 

 

 





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