O-Ring S51

DESCRIPTION

Process O-rings are used to connect two pipes and are standardized according to DIN 11864 -1, -2, -3 for tubes acc. to DIN 11866 serie A, B, C.

The advantages of these rings are reliable operation in steam, water and aqueous solutions of chemicals. Also, these rings reduce maintenance and keep equipment running longer, faster and under higher pressures.

Standardised sealing element and fast and easy assembly regardless od the direction of installation are also great advantages.

APPLICATION
Process industry and fluid handling generaly. Particularly in food industries especially pharmaceutical industries

Standard material
Material code Material base Color Croslinking Hardness Shore A Temperature range in air oC Area of application
E5540 EPDM black peroxidic 75±5 -40 to +150 Hot water and steam up to 180 oC, Acids (hydrochloric, nitric and phosphoric acid), Alcaline solutions (sodium hydroxide solution and potassium hydroxide solution). Polar organic solvent. CIP/SIP media.
F9970 FPM black peroxidic 75±5 -15 to +200 Excelent resistance in hot water, steam and alcohols. Very well suited at high temperatures, for use in animal and vegetable fats and oils, aliphatic and aromatics hydrocarbons, also in essential oils. Resistant to CIP/SIP media for continious operation plants in the food and pharmaceutical industries for short cleaning cycles

The seals are installed without a particular orientation because the flanges are designed symmetrically. When the seal is properly seated and compressed on installation there is no the danger that leakage can occur

Nominal Size DN
DIN 11866 tube Serie
Ø d1
Ø d2 (mm)
Material
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Nominal Size
DN
DIN 11866
tube Serie
Ø d1
(mm)
Tol ±
Ø d2
(mm)
Tol ±
Material
Order code
10
A
12
0.21
3.5
0.1
F9970
S51-101005
10
A
12
0.21
3.5
0.1
EPDM
S51-101040
13.5
B
12
0.21
3.5
0.1
F9970
S51-101005
13.5
B
12
0.21
3.5
0.1
EPDM
S51-101040
15
A
18
0.25
3.5
0.1
F9970
S51-101007
15
A
18
0.25
3.5
0.1
EPDM
S51-101042
17.2
B
16
0.24
3.5
0.1
F9970
S51-101006
17.2
B
16
0.24
3.5
0.1
EPDM
S51-101041
20
A
22
0.28
3.5
0.1
F9970
S51-101009
20
A
22
0.28
3.5
0.1
EPDM
S51-101044
21.3
B
20
0.26
3.5
0.1
F9970
S51-101008
21.3
B
20
0.26
3.5
0.1
EPDM
S51-101043
25
A
28
0.32
3.5
0.1
F9970
S51-101012
25
A
28
0.32
3.5
0.1
EPDM
S51-101047
26.9
B
26
0.31
3.5
0.1
F9970
S51-101011
26.9
B
26
0.31
3.5
0.1
EPDM
S51-101046
32
A
34
0.37
5
0.13
F9970
S51-101014
32
A
34
0.37
5
0.13
EPDM
S51-101049
33.7
B
32
0.35
5
0.13
F9970
S51-101013
33.7
B
32
0.35
5
0.13
EPDM
S51-101048
40
A
40
0.41
5
0.13
F9970
S51-101016
40
A
40
0.41
5
0.13
EPDM
S51-101051
42.7
B
40.5
0.41
5
0.13
F9970
S51-101017
42.7
B
40.5
0.41
5
0.13
EPDM
S51-101052
48.3
B
46.5
0.46
5
0.13
F9970
S51-101018
48.3
B
46.5
0.46
5
0.13
EPDM
S51-101053
50
A
52
0.49
5
0.13
F9970
S51-101020
50
A
52
0.49
5
0.13
EPDM
S51-101055
60.3
B
58.5
0.54
5
0.13
F9970
S51-101021
60.3
B
58.5
0.54
5
0.13
EPDM
S51-101056
65
A
68
0.61
5
0.13
F9970
S51-101023
65
A
68
0.61
5
0.13
EPDM
S51-101058
76.1
B
73.5
0.64
5
0.13
F9970
S51-101024
76.1
B
73.5
0.64
5
0.13
EPDM
S51-101059
80
A
83
0.71
5
0.13
F9970
S51-101026
80
A
83
0.71
5
0.13
EPDM
S51-101061
88.9
B
85.5
0.73
5
0.13
F9970
S51-101027
88.9
B
85.5
0.73
5
0.13
EPDM
S51-101062
100
A
102
0.84
5
0.13
F9970
S51-101029
100
A
102
0.84
5
0.13
EPDM
S51-101064
114.3
B
111
0.90
5
0.13
F9970
S51-101030
114.3
B
111
0.90
5
0.13
EPDM
S51-101065
125
A
127
1.01
5
0.13
F9970
S51-101031
125
A
127
1.01
5
0.13
EPDM
S51-101066
150
A
152
1.17
5
0.13
F9970
S51-101032
150
A
152
1.17
5
0.13
EPDM
S51-101067
½“
C
12
0.21
3.5
0.1
F9970
S51-101005
½“
C
12
0.21
3.5
0.1
EPDM
S51-101040
¾“
C
18
0.25
3.5
0.1
F9970
S51-101007
¾“
C
18
0.25
3.5
0.1
EPDM
S51-101042
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